Löydetyt artistit:
|
| O Grito | 1 |
| O H Krill | 2 |
| O I O AI | 1 |
| O Incrivel Mundo do Nada | 1 |
| O Liffey Family | 1 |
| O Linea | 1 |
| O Livro Magico | 1 |
| Ô Paradis, Novy Svet | 1 |
| O Pequeno Polegar | 1 |
| O Pioneers!!! | 3 |
| O Prhyme | 1 |
| O Projecto É Grave! | 1 |
| O Quam Tristis... | 3 |
| O Quarto das Cinzas | 1 |
| O Rappa | 8 |
| O S Arun | 5 |
| O Surto | 2 |
| O Terco | 5 |
| O Trio | 1 |
| O troco | 5 |
| O Uirapurú Mirim | 1 |
| O Zulu | 2 |
| O! The Joy | 1 |
| O' Heller | 1 |
| O'Aces | 1 |
| O'Callaghan & Kearney | 4 |
| O'Day Anita | 1 |
| O'Death | 2 |
| O'Donel Levy | 4 |
| O'Donel Levy, Aleta Green, Jimmy Maelen, George Young | 1 |
| O'Donell Levy, Aleta Green, Jimmy Maelen, Lew DelGatto, Lewis Soloff, Randy | 1 |
| O'Donell Levy, Chester Thompson, Alarza Collins, William Thorpe, Arthur | 1 |
| O'Funk'illo | 2 |
| O'Hara feat. Scarlet | 1 |
| O'Hooley & Tidow | 1 |
| O'Landa Draper & The Associates | 2 |
| O'landa Draper and the Associates | 5 |
| O'Leary Ghosts | 1 |
| O'Leary Pasborg Riis | 1 |
| O'Liffey Cousins | 1 |
| O'Malley's Folk Music Players | 1 |
| O'Move feat.Roy Orbit | 1 |
| O'Neal Jamie | 1 |
| O'Neill Brothers | 1 |
| O'nel Mala | 2 |
| O'Shayn | 1 |
| O'so Krispie | 2 |
| O'Spada | 5 |
| O+S | 5 |
| O-Aisoon | 1 |
| O-Dessa | 1 |
| O-KULT | 2 |
| O-Mind | 2 |
| O-Ra-Wee Sat-Ja-Non | 1 |
| O-Solo | 1 |
| O-TON | 1 |
| O-Town | 7 |
| O-Zone Percussion Group | 1 |
| O. Baldwin / T. Bottom | 1 |
| O.A.K | 1 |
| O.A.R. | 20 |
| O.B | 4 |
| O.B. Bryant | 1 |
| O.B.A. | 1 |
| O.C. | 2 |
| O.C. & A.G. | 1 |
| O.C.B. | 2 |
| O.D.J.B. | 2 |
| O.E.G. | 1 |
| O.f.c | 1 |
| O.G. 3rd Degree | 1 |
| O.G. Bobby Johnson | 1 |
| O.G. Playboy | 1 |
| O.G. Spanish Fly | 1 |
| O.G.C. | 1 |
| O.J. Abbott | 1 |
| O.K. Band | 1 |
| O.L.D.F.I.X. | 1 |
| O.M.T | 1 |
| O.N.V.Kurup | 8 |
| O.P.Nayyar | 5 |
| O.P.Nayyar,Shankar Jaikishan | 1 |
| O.S. Arun | 4 |
| O.S. Thyagarajan | 1 |
| O.S.A. | 2 |
| O.S.Arun | 2 |
| O.S.I | 1 |
| O.s.s.y | 6 |
| O.S.T | 3 |
| O.S.T. | 11 |
| O.S.T. - Giorni e nuvole | 1 |
| O.S.T. - Il Capitano 2 | 1 |
| O.S.T. - Il nostro Messia | 1 |
| O.S.T. - Il Rabdomante | 1 |
| O.S.T. - Io, l'altro | 1 |
| O.S.T. - La rabbia | 1 |
| O.S.T. - Rat-Man (La serie animata) | 1 |
| O.S.T. - Sweet sweet Marja | 1 |
| O.S.T. - Voce del verbo amore | 1 |
| O.S.T. 666 - Trau Keinem Mit Dem Du Schläfst | 1 |
| O.S.Thyagarajan | 4 |
| O.T Crew | 1 |
| O.T.B | 1 |
| O.U.O | 2 |
| O.U.O. | 2 |
| O.V.N.I. | 3 |
| O.W.L. | 1 |
| O.X. Pow | 2 |
| O.Zee | 1 |
| O2 | 1 |
| O3 | 1 |
| Oa Gunnarsson | 1 |
| OAE | 1 |
| Oaf | 1 |
| Oag | 22 |
| Oahu | 2 |
| Oak | 1 |
| Oak Ridge Boys | 7 |
| Oak Ridge Quartet | 1 |
| Oak Shine | 2 |
| Oakenfold | 1 |
| Oakland City Hustla's, Rame Royal | 1 |
| Oakland City Hustlas, Rame Royal | 1 |
| Oakley Hall | 2 |
| Oakridge Boys | 1 |
| Oaktown 357 | 1 |
| Oaktown Irawo | 1 |
| Oaktown's 3-5-7 | 1 |
| OAM Trio | 2 |
| OAM Trio + Mark Turner | 1 |
| Oasis | 15 |
| Oath To Vanquish | 1 |
| Oathean | 1 |
| OB McClinton | 1 |
| OB-1 | 1 |
| Oba Oba | 1 |
| Oba Omega | 1 |
| Oba Omega The Grikata Zoom Master | 1 |
| Obaid Hareb | 16 |
| Oban | 1 |
| Obdulio Conde Y Su Orquesta | 1 |
| Obeng | 1 |
| Oberdan Fratini / Giancarlo Scarpone | 1 |
| Obereg | 1 |
| Oberfuchshuber | 1 |
| Oberkampf | 2 |
| Oberlin Consort of Viols | 1 |
| Oberlin Jazz Faculty | 1 |
| Oberon | 1 |
| Oberpichler | 1 |
| Oberst Nicholson's Band | 1 |
| Obfusc | 2 |
| Obi | 7 |
| Obiat | 1 |
| Obie Bermudez | 11 |
| Obie Bermudez feat. Gustavo, Reyli, Fonseca | 1 |
| Obinna | 1 |
| Obitel Thelema | 1 |
| Obits | 3 |
| Obituary | 15 |
| Objektif | 3 |
| OBK | 7 |
| Obligaciones | 1 |
| Obligat Ensemble | 1 |
| Oblio | 2 |
| Obliq | 4 |
| Oblique | 2 |
| Oblisk | 1 |
| Obliteration | 1 |
| Oblivians | 3 |
| Oblivion | 2 |
| Oblivion Grin | 1 |
| Obnox | 2 |
| Obo Addy | 2 |
| Obo Okrapong/Addy | 1 |
| Oborin, Oistrakh, Knushevitsky | 1 |
| Obra Inversa | 1 |
| Obrafour | 1 |
| Obrint Pas | 1 |
| Obscenity | 1 |
| Obscenity Trial | 6 |
| Obscura | 2 |
| Obscure | 10 |
| Obscure Cover | 1 |
| Obscured By Clouds | 1 |
| Obscured By Daylight | 1 |
| Obscurity | 1 |
| Observer | 1 |
| Observer (feat. Sebastian Horn / Bananafishbones & Ania Jools) | 1 |
| Observer All-Stars & King Tubby | 1 |
| Obsession | 10 |
| Obsessive Compulsive | 1 |
| Obsidian | 1 |
| Obszon Geschopf | 2 |
| Obszön Geschöpf | 2 |
| Obtenção | 1 |
| Obuoba J.A. Adofo | 2 |
| Obus | 3 |
| Obzcure | 1 |
| OC | 1 |
| OC Gangsters | 1 |
| Occhi | 1 |
| Occult | 2 |
| Occulus | 1 |
| OCDJ | 1 |
| Ocean | 3 |
| Ocean Colour Scene | 6 |
| Ocean Drive | 32 |
| Ocean Drive feat. DJ Oriska | 13 |
| Ocean Gaya | 1 |
| Ocean Moods | 1 |
| Ocean Shiver | 1 |
| Ocean Sounds | 1 |
| Ocean Wave | 1 |
| Ocean's 11 Soundtrack | 1 |
| Ocean's 12 Soundtrack | 1 |
| Oceana | 16 |
| Oceandrive | 1 |
| Oceandrive feat. Mia Wise | 1 |
| Oceania | 3 |
| Oceanic | 1 |
| OCEANIC | 2 |
| OceanLab | 2 |
| Oceano | 1 |
| Oceano da Cruz | 1 |
| Oceans | 1 |
| Oceans Apart | 6 |
| Oceansize | 14 |
| Ocelots | 1 |
| Ocha la Rocha | 2 |
| Ocho | 3 |
| Ocho Pies | 1 |
| Ocho y Media | 2 |
| Ochre | 3 |
| Ocio | 1 |
| Ocobar | 1 |
| Ocobar, Geert Chatrou | 1 |
| Ococo | 1 |
| OConnor | 1 |
| Ocralab | 1 |
| OCS | 3 |
| Octa Clark & Hector Duhon | 1 |
| Octagen and M.I.D.O.R | 1 |
| Octagen vs. M.I.D.O.R. | 1 |
| Octagon Ensemble | 2 |
| Octagon Man Versus Depth Charge | 2 |
| Octagon New Music Ensemble | 2 |
| Octane | 6 |
| Octant | 2 |
| Octava Ley | 1 |
| Octave One | 1 |
| Octaves | 1 |
| Octavia | 1 |
| Octavia Sperati | 3 |
| Octavio | 1 |
| Octavio Corvalan | 2 |
| Octavio Mesa Y Su Conjunto | 1 |
| Octavio Rojo y su Orquesta | 1 |
| Octet | 2 |
| Octeto Erica Di Salvo | 1 |
| Octetto Tokyo-Berlin | 1 |
| Octis | 1 |
| October Falls | 1 |
| October File | 10 |
| October Project | 6 |
| October Rising | 1 |
| October Tide | 2 |
| Octoberman | 4 |
| Octolab | 1 |
| Octophoros | 6 |
| Octopus | 4 |
| Octopus Project | 3 |
| Octuor à Vents Nepomuk | 1 |
| Ocults | 2 |
| Od | 1 |
| OD Hunte | 3 |
| OD Hunte, General Levy | 1 |
| OD Muzique & Mark Holmes | 3 |
| Oda Feat. Gutta | 1 |
| ODA YUU | 1 |
| Odadewethu | 1 |
| Odagiri Dai | 1 |
| Odair & Junior | 1 |
| Odair Cabeca De Poeta E Capote | 1 |
| Odair Jose | 1 |
| Odalys | 1 |
| Odawas | 3 |
| Odd | 1 |
| Odd Arne Brandvik | 1 |
| Odd Arvid Stykket | 1 |
| Odd Bakkerud | 2 |
| Odd Borge Sagland | 1 |
| Odd Børre | 1 |
| Odd Børretzen | 2 |
| Odd Børretzen & Alf Cranner | 2 |
| Odd Børretzen & Julius Hougen | 2 |
| Odd Børretzen & Lars Martin Myhre | 4 |
| Odd Børretzen Og Margaret Skjelbred | 1 |
| Odd Dubland | 3 |
| Odd Dubland & Oddrun Helen Dubland | 2 |
| Odd Hagel | 3 |
| Odd Man Out | 1 |
| Odd Nordstoga | 1 |
| odd nosdam | 6 |
| Odd Project | 2 |
| Odd Riisnæs | 3 |
| Odd Riisnæs Project | 1 |
| Odd Riisnæs Quartet | 1 |
| Odd Squad | 2 |
| Odd System | 1 |
| Odd-Arne Jacobsen | 3 |
| Odd-Arne Jacobsen & Coro Kallos | 1 |
| Oddateee | 3 |
| Oddbjørn Blindheim Trio | 1 |
| Oddbjørn Hanto | 1 |
| Oddessy 9 | 1 |
| Oddfellows Casino | 3 |
| Oddisee | 12 |
| Oddjob | 4 |
| Oddpopp | 1 |
| Oddrun Eikli & Arne Hiorth | 1 |
| Oddrun M. Hyttedalen | 6 |
| Odds & Ends | 1 |
| Oddskool, BitBasic | 1 |
| Oddvar | 2 |
| Oddvar / Marcus Glahn | 1 |
| Oddvar Nygaards Kvartett | 1 |
| Oddvar Stegegjerdet | 1 |
| Oddvar Torsheim | 2 |
| Oddwalk Ministries | 1 |
| Odean Pope | 1 |
| Odean Pope, Sunny Murray, Lee Smith | 1 |
| Odebrand | 3 |
| Oded Adam | 1 |
| Odel | 1 |
| Odense Assholes | 2 |
| Odeon Jazz Quartet | 1 |
| Odeon Jazz Quintet | 1 |
| Odeon Orkestrasi | Hafiz Yasar | Mizikay-i Hümayun Orkestrasi | 1 |
| Odeon Tanz Orchester | 1 |
| Odeon Trio | 1 |
| Odessa | 4 |
| Odessa Soundfreaks | 2 |
| Odessi | 1 |
| Odetta | 17 |
| Odette | 2 |
| Odette Toulemonde | 1 |
| Odeum Guitar Duo | 2 |
| Odeweller Bub | 1 |
| ODi | 5 |
| Odile Delangle | 5 |
| Odile Jutten | 2 |
| Odilio Gonzalaz | 1 |
| Odilio Gonzalez | 15 |
| Odin's Court | 1 |
| Odinn Baldvinsson, Patricia Romero | 1 |
| Odious Mortem | 2 |
| Odious Sanction | 1 |
| Odisea | 2 |
| Odissi | 1 |
| Odity & Cooh | 1 |
| Odity Twist | 1 |
| Odium | 1 |
| Odjila | 1 |
| ODM | 1 |
| ODM & DTTX | 1 |
| Odoardo Spadaro | 1 |
| Odor of Pears | 2 |
| Odoriba Soul | 1 |
| Odracir Lavid | 2 |
| Odres | 1 |
| Odri | 1 |
| Odushe | 1 |
| Odysseas Moschonas | 1 |
| Odysseas Rouskas | 1 |
| Odyssee of Noises | 1 |
| Odyssey | 17 |
| Odyssey of Light | 1 |
| Odyssey The Band | 1 |
| ODYZË | 4 |
| Oedipus Dick | 2 |
| Oehlers & Keevers | 1 |
| Oehlers, Grabowsky, Beck | 1 |
| Oel & Polygon | 1 |
| Oetscherer (Ötscherer) | 1 |
| Oetz/Wagner/Stuart | 1 |
| Of Course | 1 |
| Of Death | 1 |
| Of Easy Creation | 1 |
| of god and science | 1 |
| Of Machines | 1 |
| Of Mice And Men | 2 |
| Of Montreal | 41 |
| Of Montreal | 2 |
| Of Shape & Sound | 1 |
| Of The Son | 1 |
| Of The Wand & The Moon | 2 |
| OFAG | 1 |
| Ofege | 2 |
| Ofelia Sala | 1 |
| Ofer Assaf | 1 |
| Ofer Bashan | 1 |
| Ofer Portugaly, Iris Portugaly | 5 |
| Ofermod | 2 |
| Off Broadway | 2 |
| Off Limits | 1 |
| Off Remixer | 5 |
| Off The International Radar | 1 |
| Off The Record | 2 |
| Off The Wall - Original Cast | 1 |
| Off With Their Heads | 6 |
| Off With Their Heads | 1 |
| off&init | 2 |
| Off-Cast Projekt | 1 |
| Offbeats | 1 |
| Offcutts | 11 |
| Offenbach | 1 |
| Offenburger Streichtrio | 1 |
| Office Building | 12 |
| Office Gossip | 4 |
| Office Sambinha, Ltd. | 1 |
| Office-R(6) | 1 |
| officerfishdumplings | 1 |
| Official Darcsyde | 1 |
| Official Darcsyde, Mic Geronimo | 1 |
| Official K.A.L.I. | 1 |
| Official Records | 1 |
| Officium Ensemble | 5 |
| Offonoff | 2 |
| Offpiste Gurus | 1 |
| Offramp | 1 |
| Offside | 1 |
| Offspring | 2 |
| Offthesky | 2 |
| Ofincina De Cordas | 1 |
| Ofori Amponsah | 2 |
| Oforia | 1 |
| Ofra Harnoy | 1 |
| Ofra Haza | 12 |
| Ofrenda | 1 |
| Ofrin | 4 |
| Ofsdal Enno | 1 |
| OFX | 1 |
| OG | 1 |
| OG Domino, Snoop Dogg | 1 |
| OG Domino, Uzi, Dynamite MC, Rodney P, Skibadee, Sweetie Irie | 1 |
| OG Ikonen | 1 |
| OG Ron C | 18 |
| OG Ron C & Bro Wood | 1 |
| OG Ron C & DJ Screw | 1 |
| OG Ron C & The Wreckin Yard | 2 |
| OG Ron C, Three 6 Mafia | 1 |
| OGAM | 1 |
| Ogan Aydin | 2 |
| Ogan Durjan, Berlin Radio Symphony Orchestra, Herbert Kegel, Leipzig Radio Symphony Orchestra, Leipzig Radio Chorus, Dresden Philharmonic Orchestra | 1 |
| Ogasawara Hiroyuki | 1 |
| Ogeday | 1 |
| Ogi Radivojevic | 1 |
| Ogie Alcasid | 1 |
| Ogogo | 1 |
| Ogorushu Norihide | 2 |
| Ogris Debris | 1 |
| Oguz Aksaç | 2 |
| Oguz Boran | 1 |
| Oguz Büyükberber | 1 |
| Oguz Yilmaz | 1 |
| Oguzhan Mete | 2 |
| Ogün Sanlisoy | 2 |
| Oh Astro | 2 |
| Oh Baby (Original Soundtrack) | 1 |
| Oh Bonic | 1 |
| Oh Captain My Captain | 1 |
| Oh Happy Day Spirituals | 1 |
| Oh la la! | 1 |
| Oh Laura | 4 |
| Oh Lucky Star | 1 |
| Oh Mercy | 1 |
| Oh Messy Life | 2 |
| oh Milton! | 1 |
| Oh My God | 1 |
| Oh my oh | 1 |
| Oh No Forest Fires | 1 |
| Oh No Ono | 7 |
| Oh Rock Hua Yong | 1 |
| Oh Shit! | 4 |
| Oh Shit!, Messinian | 1 |
| Oh Shit!, Night Drugs | 2 |
| Oh Shit!, Ninetynine | 1 |
| Oh Snap! | 1 |
| Oh Susanna | 1 |
| Oh The Blood | 2 |
| Oh Well | 23 |
| Oh, Atoms | 1 |
| Oh, Sleeper | 9 |
| Oh, The Story! | 2 |
| Oh.Jay! | 2 |
| Oh35 | 1 |
| Ohad Hitman | 1 |
| Ohbijou | 2 |
| OHCA | 1 |
| Ohde O | 1 |
| OHENIS | 2 |
| Ohenmaa Mercy | 1 |
| Ohio Express | 3 |
| Ohio Light Opera | 5 |
| Ohio Light Opera Orchestra | 1 |
| Ohio Light Opera, J. Lynn Thompson | 2 |
| Ohio Light Opera, Michael Borowitz | 2 |
| Ohio Light Opera, Nathaniel Motta | 2 |
| Ohio Light Opera; J. Lynn Thompson | 4 |
| Ohio Light Opera; Jason Altieri | 2 |
| Ohio Players | 9 |
| Ohio State University Concert Band | 1 |
| Ohio State University Wind Symphony | 1 |
| Ohio Xpress | 1 |
| Ohki Ayano | 2 |
| Ohkubo-T | 1 |
| OHL | 4 |
| Ohlson har semester production | 4 |
| Ohm | 1 |
| Ohm | 6 |
| Ohm Boys | 2 |
| Ohm Guru | 1 |
| Ohm Guru pres. DJ Rodriguez | 1 |
| Ohm Wrecker, Dj Alx, Lou Bastion | 1 |
| Ohm, Otto | 1 |
| Ohm-G | 1 |
| Ohmphrey | 1 |
| OHN | 2 |
| Ohne 4 gespielt Drei | 1 |
| Oho | 1 |
| Oholics | 4 |
| Ohrbooten | 4 |
| OHRCHITEKT | 3 |
| Ohrenbär | 1 |
| Ohrenfeindt | 3 |
| Ohrenpeyn | 3 |
| Ohsama | 6 |
| Ohta-San | 1 |
| OhWeBe | 1 |
| Oi Polloi | 1 |
| Oi Va Voi | 2 |
| Oi! Tanking | 1 |
| Oi!ter | 1 |
| Oicho | 4 |
| Oil On Canvas | 3 |
| Oil Tasters | 1 |
| Oinasmaa | 2 |
| Oingo Boingo | 7 |
| OIO AI | 5 |
| oioai | 2 |
| Oistrakh, Knushevitsky, Eliasberg | 1 |
| Oiva | 1 |
| OJ Hanssen | 2 |
| OJ Mariano | 1 |
| Oj Trio | 1 |
| Ojas | 7 |
| OJB Jezreel | 2 |
| Ojeda | 1 |
| Ojh Quartet | 1 |
| Ojm | 1 |
| Ojojoj | 1 |
| Ojos de Brujo | 1 |
| Ojos De Brujo | 13 |
| Ojos De Piedra | 1 |
| Ojos Rojos | 1 |
| OK | 3 |
| Ok Bonnie | 1 |
| Ok Cobra | 1 |
| OK Corral | 1 |
| OK Go | 2 |
| Ok Go | 22 |
| OK Ikumi | 1 |
| OK Kings | 1 |
| OK Rainbow Thief | 1 |
| Ok Sam! | 1 |
| OK Star Orchestra | 1 |
| Ok Star Orchestra | 2 |
| Ok. Volca | 1 |
| Okain | 1 |
| Okair | 1 |
| okamotonoriaki | 1 |
| Okan | 1 |
| Okan Murat Öztürk | 1 |
| Okan Tok | 1 |
| Okapi | 1 |
| Okapi Guitars | 2 |
| Okavango | 1 |
| Okay | 3 |
| Okay / O.K. | 4 |
| Okay Temiz | 9 |
| Okay Temiz & The Zurma Project | 1 |
| Okay Temiz Magnetic Band | 1 |
| Okay Temiz's Magnetic Band | 1 |
| Okeanos | 2 |
| Okersol | 1 |
| Oki Doki | 1 |
| Oki Dub Ainu Band | 1 |
| Okidoki | 1 |
| Okie Dokie | 1 |
| Okie Rosette | 1 |
| Okika | 1 |
| Okkervil River | 14 |
| Okko Kamu | 9 |
| Okkultokrati | 1 |
| Oklahoma Bomb Squad | 1 |
| Oklahoma Red | 1 |
| Oklahoma! | 2 |
| Oklahoma! - 1998 Royal National Theatre Cast | 1 |
| Okma | 1 |
| Okoli | 1 |
| Okolokolo | 2 |
| Okosama Starr | 1 |
| Okra Win Free | 2 |
| Okrej | 1 |
| Oks Singers & Band | 1 |
| Oksana Skidan | 1 |
| Oksana Sowiak | 7 |
| Oktaine | 2 |
| Oktava | 1 |
| Oktay Ertugrul | 1 |
| Oktay Göktürk | 1 |
| Oktet DC | 2 |
| Oktober Skyline | 2 |
| Oktober Zero | 1 |
| Oktoberfest | 1 |
| Oktoberfest Cowboys | 4 |
| Oktoposse | 2 |
| Oku & The Reggaerockers | 1 |
| Okukuseku Int'L Band Of Ghana Feat. By Chief Sammy Kofi | 1 |
| Okukuseku Int'L Band Of Ghana Led By Chief Sammy Kofi | 2 |
| Okukuseku International Band Of Ghana Led By Chief Sammy Kofi | 4 |
| Okulus Anomali | 1 |
| Okupe | 2 |
| Okyerema Pra & Agoro-Band | 1 |
| Ol' Dirty Bastard | 14 |
| Ol' Skool -"60's Girl Groups" | 1 |
| Ol'Yeller | 1 |
| Ola & Molly | 2 |
| Ola & Potatisarna | 1 |
| Ola Belle Reed | 3 |
| Ola Bremnes | 3 |
| Ola Bremnes Og Bodø Domkor | 1 |
| Ola Bøe | 1 |
| Ola Calmeyer | 3 |
| Ola Calmeyer & Alexander Grieg & Geir Åge Johnsen & Jørn Winnæss | 1 |
| Ola Fjellvikaas | 1 |
| Ola Gjeilo | 1 |
| Ola Grihamar | 1 |
| Ola Kvernberg | 1 |
| Ola Kvernberg Trio | 1 |
| Ola Magnell | 10 |
| Ola Narr | 1 |
| Ola Ohm | 1 |
| Ola Onabule | 1 |
| Ola Opheim & Bjarne Lien Kvartett | 1 |
| Ola Opheim & Bjarne Liens Kvartett | 1 |
| Ola Otnes | 1 |
| Ola Rudner | 2 |
| Ola Åkerman | 2 |
| Olaf | 1 |
| Olaf Bar | 1 |
| Olaf Berger | 4 |
| Olaf Berger & Tochter Maria | 1 |
| Olaf Bull | 3 |
| Olaf Bär/Geoffrey Parsons | 2 |
| Olaf Hemker | 1 |
| Olaf Kübler | 1 |
| Olaf Kübler & Jan Hammer Trio | 1 |
| Olaf Over Dj | 3 |
| Olaf Pozsgay | 3 |
| Olaf Rupp | 1 |
| Olaf Schubert | 5 |
| Olaf Stötzler | 1 |
| Olaf Tarenskeen | 1 |
| Ólafur Arnalds | 1 |
| Olah Istvan | 1 |
| Olan Mill | 1 |
| Olaola | 1 |
| Olari Elts | 1 |
| OLAS | 1 |
| Olatunji | 1 |
| Olatz Zugasti | 2 |
| Olav Basoski | 5 |
| Olav Basoski feat. Errol Reid | 1 |
| Olav Bø | 1 |
| Olav Dale | 1 |
| Olav Haugen | 1 |
| Olav Kallhovd Trio | 1 |
| Olav Larsen & The Alabama Rodeo Stars | 2 |
| Olav Moe | 1 |
| Olav Stedje | 5 |
| Olav Torget | 1 |
| Olav Undeland | 3 |
| Olav Werner | 1 |
| Olav Øyland | 1 |
| Olavi Louhivuori | 1 |
| Olavi Uusivirta | 8 |
| Olavi Virta | 6 |
| Old | 1 |
| Old 97's | 8 |
| Old And New Dreams | 1 |
| Old Avenue | 1 |
| Old Basford | 1 |
| Old Blind Dogs | 4 |
| Old Bombs | 1 |
| Old Business | 1 |
| Old Canes | 5 |
| Old Comics Heroes | 1 |
| Old Crow Medicine Show | 2 |
| Old Dogs | 1 |
| Old Friends Quartet | 1 |
| Old Grey Goose | 1 |
| Old Harp Singers of Eastern Tennessee | 1 |
| Old Härry | 2 |
| Old Jawbone | 1 |
| Old Kent Roadsters | 2 |
| Old Lights | 2 |
| Old Man Luedecke | 2 |
| Old Man Tha Husla | 1 |
| Old Man's Beard | 1 |
| Old Man's Child | 5 |
| Old Mans Child | 1 |
| Old Merry Tale Jazzband | 1 |
| Old Mol | 1 |
| Old Pete & John Christie | 1 |
| Old Pike | 1 |
| Old Reliable | 4 |
| Old Reliable String Band | 1 |
| Old Ritualists of Sínjie Lipjagí | 1 |
| Old Roger | 1 |
| Old School Players | 5 |
| Old School Players, JJ Williams | 1 |
| Old Skool Split | 1 |
| Old Skooly High | 1 |
| Old Slave/New Slave | 1 |
| Old Style | 1 |
| Old Time Gospel Hour Quartet | 1 |
| Old Time Religion Quartet | 1 |
| Old To The New | 1 |
| Old Town School of Folk Music | 1 |
| Old-song Orchestra, Ching-chi Liu | 2 |
| Oldarra | 2 |
| Older | 1 |
| Olderic | 1 |
| Oldfashion | 1 |
| Oldfix | 1 |
| Oldfolks Home | 1 |
| Oldies But Goodies Holiday Players | 1 |
| Oldjokernoise | 1 |
| Oldtimer | 2 |
| Ole | 1 |
| Ole Alexander | 2 |
| Ole Amund Gjersvik | 5 |
| Ole Amund Gjersvik Quintet | 1 |
| Ole Ask | 3 |
| Ole Berthelsen | 1 |
| Ole Bohn | 1 |
| Ole Bohn; Monadnock Festival Orchestra | 1 |
| Ole Børud | 3 |
| Ole Dørje | 2 |
| Ole Edvard Antonsen | 6 |
| Ole Edvard Antonsen & Einar Henning Smebye | 1 |
| Ole Edvard Antonsen/Wayne Marshall | 1 |
| Ole Faurschou | 1 |
| Ole Hedegaard | 1 |
| Ole Holmquist, Posaune und das Enrico Vallarta Mood-Ensemble | 1 |
| Ole Ivars | 31 |
| Ole Jacob Hystad Quartet | 1 |
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| Ole Kongsted | 1 |
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| Ole Kristian Ruud | 13 |
| Ole Larsen Gaino | 2 |
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| Ole Matthiessen | 1 |
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| Ole Paus | 7 |
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| Ole Paus & Oslo Kammerkor | 1 |
| Ole Paus, Mari Boine Persen Og Kari Bremnes | 1 |
| Ole Reinlund | 2 |
| Ole Schmidt | 8 |
| Ole Schmidt / Aarhus Symphony Orchestra | 1 |
| Ole Staveteig | 6 |
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| Ole-E | 3 |
| Oleg Caetani | 5 |
| Oleg Di Vice | 3 |
| Oleg Espo | 1 |
| Oleg Fesov | 1 |
| Oleg Flame | 1 |
| Oleg Kagaan/Sviatoslav Richter | 2 |
| Oleg Kagan | 3 |
| Oleg Kagan, Svitatoslav Richter, Vassily Lobanov, Vladimir Skanavi, Moscow Soloists/Yuri Bashmet | 1 |
| Oleg Kireyev - Feng Shui Jazz Project | 1 |
| Oleg Kostrow | 2 |
| Oleg Lomovoy | 1 |
| Oleg Malov | 3 |
| Oleg Malov, Keller Quartett, Tatiana Melentieva, Andrei Siegle | 1 |
| Oleg Malov, Oleg Malov, The St. Petersburg Soloists | 1 |
| Oleg Malov, The St. Petersburg Soloists, Galina Ustvolskaya | 1 |
| Oleg Marshev | 33 |
| Oleg Marshev, Odense Symphony Orchestra, Jan Wagner | 1 |
| Oleg Marshev, South Jutland Symphony Orchestra, Vladimir Ziva | 2 |
| Oleg Plotnikov | 1 |
| Oleg Poliakov | 1 |
| Oleg Ponomarev | 1 |
| Oleg Scherbin | 1 |
| Oleg Timofeyev | 4 |
| Oleguer Aymamí, Abigail Herrero, Eduard Vila i Perarnau, Capella de Música i Escolanía de Montserrat, Bernat Vivancos | 2 |
| Oleh Krysa | 4 |
| Olena Leoneko | 1 |
| Olene Kadar | 1 |
| Olesen & Olesen | 2 |
| Olesen Olesen | 2 |
| Olesoul | 3 |
| Oleta Adams | 1 |
| Olga Cerna | 1 |
| Olga Chorens | 1 |
| Olga Dudnik | 1 |
| Olga Filatova | 1 |
| Olga Garcia (Canción Española) | 1 |
| Olga Guillot | 33 |
| Olga Guryakova | 2 |
| Olga Junakova | 1 |
| Olga Kalugina, Svetlana Nikolayeva, Dmitry Korostelyov | 1 |
| Olga Kern | 6 |
| Olga Konkova | 3 |
| Olga Konkova, Carl Morten Iversen & Audun Kleive | 1 |
| Olga Kotlyarova | 1 |
| Olga Kovaleva | 1 |
| Olga Kozlova & Orchestra of Franz Liszt Music School Weimar & Nicolás Pasquet | 1 |
| Olga Lutsiv-Ternovskaya | 1 |
| Olga Makarina | 3 |
| Olga Manzano y Manuel Picon | 1 |
| Olga Manzano y Manuel Picon (F) | 3 |
| Olga Marie Mikalsen | 1 |
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| Olga Pasichnyk | 3 |
| Olga Rajecka | 1 |
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| Olga Román | 2 |
| Olga Romanko, Victor Samoilenko | 1 |
| Olga Sala & Ana García Urcola | 1 |
| Olga Sergeeva | 2 |
| Olga Serra De Larrocha & Josep Buforn Galan | 1 |
| Olga Sobakina | 1 |
| Olga Solovieva | 6 |
| Olga Sotto | 1 |
| Olga Tañon | 17 |
| Olga Tañon, Melina Leon & India | 1 |
| Olga Venetsianou | 1 |
| Olga Voichenko | 1 |
| Olga y los Ministriles | 1 |
| Olga y Tony | 4 |
| Olga Zirinacs, Zavier Pié | 1 |
| Oli Brown | 2 |
| Oli Kuster Kombo | 1 |
| Oli. P | 4 |
| Olimpo Cardenas | 2 |
| Olimpo Cardenas y Julio Jaramillo | 1 |
| Olimpo Gonzalez | 1 |
| Olinda | 2 |
| Olinda Allessandrini | 5 |
| Olinda Cordova | 1 |
| Oline Rørstad Bredeli | 1 |
| Oline Sofie Bakkorm | 1 |
| Oliva | 5 |
| Olivah Twist | 1 |
| Olive | 5 |
| Olive Green | 1 |
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| Olivea Watson | 1 |
| Oliver | 10 |
| Oliver Antunes & Jesper Lundgaard | 2 |
| oliver ashley | 1 |
| Oliver Backens & Stefan Gruenwald | 2 |
| Oliver Backens & Stefan Gruenwald feat. Ela Wardi | 1 |
| Oliver Backens & Stefan Gruenwald feat. José Valdes | 1 |
| Oliver Bensmann | 1 |
| Oliver Blume | 1 |
| Oliver Bostedt | 1 |
| Oliver Brooks | 1 |
| Oliver Butterworth | 1 |
| Oliver Cheatham | 4 |
| Oliver Chung | 1 |
| Oliver Colbentson | 1 |
| Oliver Colbentson & Erich Appel | 10 |
| Oliver Colbentson & ERN0st Appel | 1 |
| Oliver Colbentson, Erich Appel | 1 |
| Oliver Colbentson, Hans Deinzer & Werner Heider | 2 |
| Oliver Cole | 4 |
| Oliver Corvino | 1 |
| Oliver Darley | 2 |
| Oliver DeVille | 1 |
| Oliver Dodd | 1 |
| Oliver Dohnanyi | 11 |
| Oliver Ferrer | 1 |
| Oliver Flam & Andreas Hinwieder feat. Monex | 1 |
| Oliver Fonsi | 3 |
| Oliver Frank | 33 |
| Oliver Georgi | 1 |
| Oliver Gillespie | 1 |
| Oliver Goldsmith | 3 |
| Oliver Hacke | 2 |
| Oliver Hahn | 1 |
| Oliver Hardt | 1 |
| Oliver Henderson | 2 |
| Oliver Holzenburg | 1 |
| Oliver Huntemann | 5 |
| Oliver Huntemann and Dubfire | 1 |
| Oliver Huntemann feat. Chelonis R. Jones | 1 |
| Oliver Imseng | 1 |
| Oliver Jean | 1 |
| Oliver Jenny | 2 |
| Oliver Jones | 1 |
| Oliver Kalkofe | 1 |
| Oliver Kent & Selim | 1 |
| Oliver King / Kid Ory | 1 |
| Oliver Klein & Kolombo | 1 |
| Oliver Klein & Peter Jürgens | 1 |
| Oliver Klitzing | 1 |
| Oliver Knight | 1 |
| Oliver Knussen | 4 |
| Oliver Koletzki | 8 |
| Oliver Koletzki & Florian Meindl | 2 |
| Oliver Koletzki & Fran | 2 |
| Oliver Koletzki feat. Fran | 1 |
| Oliver Koletzki feat. Juli Holz | 1 |
| Oliver Koletzki vs. Parker Frisby | 1 |
| Oliver Lake | 3 |
| Oliver Lake & Julius Hemphill | 1 |
| Oliver Lake Organ Quartet | 1 |
| Oliver Lake Organ Trio | 1 |
| Oliver Lepage-Dean | 2 |
| Oliver Lopes | 3 |
| Oliver Lukas | 2 |
| Oliver Maier | 2 |
| Oliver Martin & Ian Sánchez | 1 |
| Oliver Martini | 1 |
| Oliver Moldan | 4 |
| Oliver Morgenroth | 1 |
| Oliver Mutukudzi | 2 |
| Oliver Naylor | 1 |
| Oliver Nelson | 2 |
| Oliver Neufang & Nico Schwind | 2 |
| Oliver Ochoa | 9 |
| Oliver Onions | 5 |
| Oliver Pocher & Bushido | 1 |
| Oliver Praxton | 5 |
| Oliver Rohrbeck | 24 |
| Oliver Rohrbeck u.v.m. | 4 |
| Oliver Rohrbeck, Jens Wawrczeck, Andreas Fröhlich | 3 |
| Oliver Sain | 1 |
| Oliver Schmitz & Diego Zaragoza feat Micah | 1 |
| Oliver Schnyder | 1 |
| Oliver Schott | 7 |
| Oliver Serano-Alve | 3 |
| Oliver Shanti & Friends | 9 |
| Oliver Simon | 1 |
| Oliver Strauch Trio | 1 |
| Oliver Strauch´s Groovin´ High | 1 |
| Oliver Strauch´s Groovin´ High feat. Randy Brecker | 1 |
| Oliver Tabeling & Andy Scherrer | 1 |
| Oliver Tabeling Trio | 1 |
| Oliver Tekson, Frank Bojert & Mace | 1 |
| Oliver Thomas | 2 |
| Oliver Triendl | 2 |
| Oliver Triendl, Anette Fehrmann, Ingo Zander | 1 |
| Oliver Triendl, Radio-Philharmonie des NDR Hannover, Heiko-Mathias Förster | 1 |
| Oliver Twizt | 2 |
| Oliver Wakeman | 4 |
| Oliver Wallace/Peggy Lee | 1 |
| Oliver Watt and Paris FZ | 1 |
| Oliver Weers | 4 |
| Oliver Widmer | 2 |
| Oliver Wright | 7 |
| Oliver! - 1994 London Palladium Cast | 1 |
| OLIVER! 2009 London Cast | 2 |
| Oliver, Sean Deason, Acacia, K-HAND, Gorsch | 1 |
| Olivera | 2 |
| Olivera & Lúquez | 1 |
| Olivia | 6 |
| Olivia & DJ Whoo Kid | 1 |
| Olivia & Frank Krischman | 1 |
| Olivia - Featuring Paula | 1 |
| Olivia Byington | 2 |
| Olivia D'Abo | 1 |
| Olivia FX | 2 |
| Olivia Gray | 12 |
| Olivia Hime | 4 |
| Olivia Mclean | 1 |
| Olivia Newton-John | 36 |
| Olivia Ruiz | 3 |
| Olivia Tailfeathers | 1 |
| Olivia the Band | 1 |
| Olivia Trummer Trio | 4 |
| Olivier Antunes Trio | 1 |
| Olivier Baumont | 3 |
| Olivier Bernet - Arnaud Aguergaray - Stéphane Garin - Stéphane Goueytes - Maitane Sebastian - Chiara Mastroianni | 1 |
| Olivier Bernet - Arnaud Aguergaray - Stéphane Garin - Stéphane Goueytes - Maitane Sebastian - Chiara Mastroianni | 1 |
| Olivier Capparos & Lionel Marchetti | 1 |
| Olivier Cazal | 3 |
| Olivier Charlier | 3 |
| Olivier Charlier, Jean Hubeau & Viotti Quartet | 1 |
| Olivier Chassain | 1 |
| Olivier Chassain & Stein-Erik Olsen | 1 |
| Olivier Chassain, Pierre-Henri Xuereb | 1 |
| Olivier Cheuwa | 2 |
| Olivier Danza | 1 |
| Olivier Dartevelle | 1 |
| Olivier de Spiegeleir, Francette Bartholomee, Muhiddin Durruoglu-Demiriz, Filip Martens | 2 |
| Olivier Deriviere | 1 |
| Olivier Desmet, Oriental Funk Stew | 1 |
| Olivier Florio | 1 |
| Olivier Fonsi | 1 |
| Olivier Gardon | 1 |
| Olivier Grégoire | 1 |
| Olivier Jarda | 1 |
| Olivier L'Hôte | 2 |
| Olivier Lallouette, Katalin Karolyi, Françoise Masset, Mireille Podeur, Choeurs & Orchestra Les Arts Baroques | 2 |
| Olivier Latry | 2 |
| Olivier Latry, Orchestre Philharmonique de Liège, Pascal Rophé | 1 |
| Olivier Le Strat | 2 |
| Olivier Manchon | 1 |
| Olivier Mellano | 1 |
| Olivier Messiaen | 3 |
| Olivier Moldan & Isma-Ae | 1 |
| Olivier Renoir | 1 |
| Olivier Renoir/Le Thu | 1 |
| Olivier Roux | 1 |
| Olivier Selac | 1 |
| Olivier Vernet | 10 |
| Olivier Vernet, orgue | 4 |
| OlivierDaySoul | 2 |
| Oliviero De Fabritiis, Adolfo Fanfani, Leyla Gencer, Nino Carta, Antonio Massaria, Teatro Verdi di Trieste Orchestra, Teatro Verdi di Trieste Chorus | 2 |
| Olivs | 1 |
| Olla Vogala | 6 |
| Ollabelle | 2 |
| Olle Adolphson | 9 |
| Olle Lindvall | 1 |
| Olle Ljungström | 13 |
| Olle Nyman | 3 |
| Olle Persson | 3 |
| Olle Skold | 1 |
| Olli Ahvenlahti | 1 |
| Olli Ahvenlahti - Tommy Tabermann | 1 |
| Olli Banjo | 1 |
| Olli Leppänen | 3 |
| Olli Lindholm | 4 |
| Olli Mustonen | 20 |
| Olli Ojajärvi Trio | 2 |
| Olli Schulz Und Der Hund Marie | 1 |
| Ollie Olsen | 1 |
| Ollie Shepard | 2 |
| Olly Perris | 1 |
| Olly The Octopus | 1 |
| Olmeca | 1 |
| Olmedo Torres Y Su Saxo | 1 |
| Olmutz Orchestra | 2 |
| Olney Air | 1 |
| Olo | 1 |
| Olodum | 10 |
| Olodum Banda Reggae | 3 |
| Olof Näslund | 1 |
| Olotila | 1 |
| Olov Johansson, Catriona Mckay | 1 |
| OLSEN & FU | 1 |
| Olsen Brothers | 1 |
| Olsenbanden Jr. | 4 |
| Olsztyn National Symphony Orchestra, Igor Golovchin | 1 |
| Oltremontano, Fabrizio Cassol, Aka Moon | 1 |
| Oltrezona | 1 |
| Olu Dara | 2 |
| Oluyemi Thomas | 1 |
| Oluyemi Thomas & Henry Grimes | 1 |
| Oluyemi Thomas/Gino Robair | 1 |
| Olvido Lanza, Marcelo Mercadante, Xavier Figuerola, Guillermo Prats, Albert Guinovart | 1 |
| Oly Trevino Y Su Conjunto | 1 |
| Olyde Nester | 1 |
| Olympia Brass Band, Terence Blanchard, Donald Harrison, Jr. | 1 |
| Olympia Serenaders | 1 |
| Olympic Lifts | 1 |
| Olympics | 1 |
| Olympus Mons | 1 |
| OM | 6 |
| Om Unit | 2 |
| Om Vyas | 1 |
| Om-The Fusion Band | 1 |
| OM/Six Organs Of Admittance | 1 |
| OMA | 1 |
| Omar | 10 |
| Omar & Fred | 2 |
| Omar & Raffi | 1 |
| Omar & The Howlers | 2 |
| Omar Acosta y Terra Ensamble | 1 |
| Omar Akram | 1 |
| Omar Al Marzooqi | 1 |
| Omar And The Howlers | 4 |
| Omar Archer | 1 |
| Omar Bashir | 18 |
| Omar Cerasuolo | 2 |
| Omar Chakil | 1 |
| Omar Cunningham | 1 |
| Omar Escudero | 1 |
| Omar Estandarte | 1 |
| Omar Faruk Tekbilek | 3 |
| Omar Featuring Angie Stone | 1 |
| Omar Fernandez | 1 |
| Omar Ferrero | 1 |
| Omar Garcia | 5 |
| Omar Geles | 2 |
| Omar Giammarco Quinteto | 1 |
| Omar Kamel | 3 |
| Omar Kent Dykes | 1 |
| Omar Kent Dykes & Jimmy Vaughn | 1 |
| Omar Marquis Khan | 1 |
| Omar Meioui, Mohamed Mehdi Temsamani | 1 |
| Omar Metioui | 1 |
| Omar Metioui Ensemble, Omar Metioui | 1 |
| Omar Metioui, Cofradía Al-Shushtarí | 2 |
| Omar Mollo, El Cuarteto Tipico Catenacho | 1 |
| Omar Moreno Palacios | 4 |
| Omar Moreno Palacios & Jorge Marziali | 1 |
| Omar Pene | 2 |
| Omar Pene & Super Diamono | 1 |
| Omar Pene, Le Super Diamono | 1 |
| Omar Pene, Super Diamono | 1 |
| Omar Puente | 1 |
| Omar Rodriguez-Lopez of Mars Volta | 1 |
| Omar Salgado | 1 |
| Omar Santana | 2 |
| Omar Sharriff | 1 |
| Omar Simanca | 1 |
| Omar Sosa | 16 |
| Omar Sosa & Adam Rudolph | 1 |
| Omar Sosa & NDR Bigband | 1 |
| Omar Sosa and John Santos | 1 |
| Omar Sosa, Adam Rudolph | 1 |
| Omar Sosa, Mark Weinstein | 1 |
| Omar Tamez Bruce Arnold Tom Hamilton | 1 |
| Omar Valle | 1 |
| Omar Vazquez Y Su Conjunto | 1 |
| Omar Østli | 1 |
| Omara Portuando | 2 |
| Omara Portuondo | 12 |
| Omara Portuondo, Maria Bethânia | 1 |
| Omarion | 32 |
| Omarion/Gucci Mane | 1 |
| Omarion/Jay Rock | 1 |
| Omarion/Marques Houston | 1 |
| Omatar | 4 |
| Omaya | 1 |
| Ombrino | 2 |
| Ombudsman | 1 |
| Omega 3 | 1 |
| Omega 66 | 1 |
| Omega Blaze | 1 |
| Omega Centauri | 1 |
| Omega Drive | 2 |
| Omega One | 1 |
| Omega tha Kid | 2 |
| Omega Vibes | 3 |
| Omegaman | 2 |
| Oméigwessi Reel Métis | 1 |
| Omelé | 1 |
| Omen | 1 |
| OmenOm | 1 |
| Omer Avital | 2 |
| Omer Avital Group | 1 |
| Omer Klein | 1 |
| Omer Klein & Haggai Cohen Milo | 1 |
| Omer Klein, Omer Avital, Ziv Ravitz, Itamar Doari, Luke Kaven | 1 |
| Omerta | 2 |
| OMFO | 5 |
| Omi Y Veterano | 1 |
| Omid | 6 |
| Omid Hajili | 1 |
| Omid S | 2 |
| Omid, Hassan Shamaeezadeh, Shahram Shabpareh, Leila Forouhar, Martik, Black Cats | 1 |
| Omid, susan Roshan, Siavash, Shahram Kashani, Sandy, Morteza | 1 |
| Omid,Nooshafarin,Moein,Shohreh | 1 |
| Omidvar Brothers | 1 |
| Omillio Sparks | 3 |
| Omina | 1 |
| Ominous DJ's | 1 |
| Ominous Seapods | 1 |
| Ominous Words | 2 |
| Ominus & Dj "S" | 1 |
| Omioma | 1 |
| OMIXLH | 1 |
| Omni | 2 |
| Omnia Autumn | 1 |
| Omnikrom | 1 |
| Omnimotion | 1 |
| Omniscient | 1 |
| Omnium Gatherum | 5 |
| OMO | 2 |
| Omodaka | 7 |
| Omotion | 1 |
| Omotola | 1 |
| Ompakara | 4 |
| OMR | 3 |
| Omsk Philharmonic Orchestra | 2 |
| Omthenjwa | 3 |
| OMW | 3 |
| On | 2 |
| On 2 | 1 |
| On Bail | 1 |
| On Broken Wings | 1 |
| On Call Heroes | 1 |
| On Command | 1 |
| On Fillmore | 1 |
| On Fire | 1 |
| On High Energy | 1 |
| On Histories of Rosenberg | 1 |
| On Ice E | 1 |
| On Ka'a Davis with Famous Original Djuke Music Players | 1 |
| On Music Track | 2 |
| On Our Own | 1 |
| On Que | 1 |
| On S'Fait Une Bouffe | 1 |
| On the Air | 1 |
| On The Beach | 2 |
| On the day of Mary | 1 |
| on the knees | 1 |
| On The Last Day | 2 |
| On The Might Of Princes | 1 |
| On The Offshore | 2 |
| On the Outside | 1 |
| On the Rise | 1 |
| On The Road Again | 5 |
| On The Spot Trio | 1 |
| On Trial | 1 |
| On When Ready | 2 |
| On Yuen Wong | 2 |
| ON-OFF | 1 |
| On-The-Go Workout | 5 |
| ON3 | 1 |
| Ona Cardona | 1 |
| Onaje Allan Gumbs | 5 |
| Onalaska | 1 |
| Onan | 1 |
| Onar | 3 |
| Onassis | 1 |
| Onassis' Day | 1 |
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| Onbeskaamd | 1 |
| Once (Motion Picture Soundtrack) | 1 |
| Once Around The Park | 1 |
| Once Blue | 1 |
| Once For Kicks | 2 |
| Once Just | 2 |
| Once Nothing | 15 |
| Once Through | 1 |
| Once Tiros | 2 |
| Once Upon A Mattress (New Broadway Cast) | 1 |
| Once Upon a Time in Mexico | 1 |
| Once We Were | 3 |
| Once(b)lind | 3 |
| Once11 | 2 |
| Oncle Strongle | 1 |
| Oncue | 1 |
| Oncue Presents | 1 |
| Onda Colombiana | 1 |
| Onda Vaselina | 12 |
| Ondrej Konrád & Gumbo | 1 |
| Ondrej Lenard | 41 |
| Ondrej Macek | 2 |
| Ondrej Soukup | 11 |
| One | 18 |
| One (Various Artists) | 1 |
| One 2 One | 1 |
| One 21 | 2 |
| One Alternative | 3 |
| One Bad Pig | 5 |
| One Be Lo | 1 |
| One Becomes One Hundred | 1 |
| One Chance | 2 |
| One Cool Fossil | 1 |
| One Dae | 1 |
| One Day As A Lion | 1 |
| One Day Forever | 1 |
| One Dimensional Man | 1 |
| One Dollar Short | 3 |
| One Dove | 1 |
| One Drop Does It | 1 |
| One eskimO | 5 |
| One Eyed Jack | 1 |
| One Eyed Jacks | 2 |
| One Fine Day | 5 |
| One For All | 7 |
| One for All | 1 |
| One For All, Eric Alexander, Jim Rotondi, Steve Davis, David Hazeltine, Peter Washington, Joe Farnsworth | 1 |
| One For The Team | 5 |
| One Hit Wonders | 1 |
| One Hundred Dollars | 1 |
| One Hundred Steps | 1 |
| One In Vain | 1 |
| One Inch Volcano | 1 |
| One Indivisual | 1 |
| One Last Look | 1 |
| One Last Thing | 1 |
| One Last Thing/Crosstide | 1 |
| One Light Out | 2 |
| One Little Choir | 2 |
| One Louder | 1 |
| One Love | 3 |
| One Man And His Droid | 2 |
| One Man Army | 1 |
| One Man Army And The Undead Quartet | 9 |
| One Man Machine | 1 |
| One Mile South | 1 |
| One Million | 1 |
| One Million Dollar Dj | 1 |
| One Million Dollars | 1 |
| One Moon Feat. Mr Jack O | 1 |
| One More - The Thad Jones Repertory Band | 1 |
| One More Angel | 1 |
| One More Time | 2 |
| One Nation | 1 |
| One Nation Under | 1 |
| One Night Band | 1 |
| One Note Party | 1 |
| One of A Kind | 1 |
| One of the Best | 1 |
| One Of Us | 1 |
| One on One | 1 |
| One People | 2 |
| One Percent Free | 1 |
| One Piece Puzzle | 1 |
| One Reason | 1 |
| One Session | 1 |
| One Short Fall | 1 |
| One Six Conspiracy | 1 |
| one sonic society | 1 |
| One Star | 3 |
| One Step Bus | 1 |
| One Step Too Many | 1 |
| One String Loose | 1 |
| One Stylers | 1 |
| One Take Toni | 1 |
| One Too Many | 1 |
| One Track Minds | 1 |
| One Tree Hill Soundtrack | 4 |
| One Trybal | 1 |
| One Two | 4 |
| One Two Three Cheers And A Tiger | 2 |
| One Umbrella | 1 |
| One Up | 3 |
| One Vision | 2 |
| One Voice | 1 |
| One Voiz/Said Mosker | 1 |
| One Way Letter | 1 |
| One Way System | 6 |
| One Without | 1 |
| One World | 2 |
| One-Eyed Mule | 7 |
| One-J | 1 |
| One-Two | 2 |
| One51 | 1 |
| Onefingermusic | 1 |
| Oneida | 14 |
| Oneiropagida | 2 |
| Onejiru | 1 |
| Onelia Fineschi, Giuseppe Di Stefano, Ugo Savarese, Mario Ferrara, Mafalda Masini, Alessandro Maddalena, Orchestra e Coro del Teatro Comunale di Firenze, Bruno Rigacci | 2 |
| Onelinedrawing | 2 |
| OneManArmy | 1 |
| OneOak | 1 |
| Oneohtrix Point Never | 3 |
| Onepercentres | 3 |
| Onerepublic | 12 |
| Ones | 1 |
| Onesidezero | 1 |
| Oneslikers | 1 |
| Oneson | 3 |
| Onethema | 1 |
| OneThirtyEight | 2 |
| OneVoice | 1 |
| OneWay | 4 |
| Onewordsolution | 1 |
| Oneyed Jack | 4 |
| Ongakushitsu | 3 |
| Oni Koroshi | 1 |
| Oni Logan | 1 |
| Oni Wytars Ensemble | 3 |
| Onik | 1 |
| Onika Charles | 1 |
| Onion | 1 |
| Onions | 1 |
| Onionz | 6 |
| Onirama | 6 |
| Oniric | 2 |
| Onirika | 2 |
| Onix | 1 |
| Onix Ensemble | 2 |
| Onkel Bruno | 1 |
| Onkel Fisch | 1 |
| Onkel Papa | 6 |
| Onkel Tom | 5 |
| Onkel Tom Angelripper | 1 |
| Onkel Tuka | 3 |
| Onkelfolke | 1 |
| Onklp | 2 |
| Online | 1 |
| Only Crime | 2 |
| Only Crime, Outbreak | 1 |
| Only Fools And Horses | 1 |
| Only Jack Jones | 1 |
| Only Jazz | 1 |
| Only Living Witness | 1 |
| Only Son | 1 |
| Only The Lonely: The Roy Orbison Story - Original Cast | 1 |
| Only Thunder | 1 |
| only-two | 1 |
| Onna | 1 |
| Onna-Kodomo | 1 |
| Onnie | 2 |
| Ono Loco | 1 |
| onoma | 1 |
| Onova | 1 |
| Onra | 1 |
| Onry Ozzborn | 1 |
| Ons | 1 |
| Ons Eie Tenore | 2 |
| Onshu | 1 |
| Onslaught | 6 |
| Ontario | 2 |
| Ontz | 1 |
| Onur Akgül | 1 |
| Onur Akin | 6 |
| Onur Bozatli | 1 |
| Onur Kiris | 1 |
| Onur Ozman | 3 |
| Onur San | 1 |
| Onur Özer | 2 |
| Onward Crispin Glover | 1 |
| Onward To Mayhem | 1 |
| Onward To Olympas | 1 |
| Onyeka Onwenu | 5 |
| Onyx | 2 |
| Onyx Brass | 2 |
| Onyx Sun | 1 |
| Ooberman | 10 |
| Ooberon | 1 |
| Oobick & The Pucks | 1 |
| Oofotr | 1 |
| Oojami | 2 |
| Ookpikk | 1 |
| Oomama Base Wesile | 1 |
| Oomph! | 32 |
| Oomph! Feat. L'ame Immortelle | 2 |
| Oomph! feat. Marta Jandová | 1 |
| Oonar | 1 |
| OOO | 1 |
| Oophoi | 1 |
| Oops | 1 |
| Oops! | 2 |
| Ooshima Keita | 1 |
| Ooze feat. Tishk | 1 |
| Opaali | 1 |
| Opak | 1 |
| Opakul, Eed & Opakul, Add | 1 |
| Opal Maven | 1 |
| Opalo | 2 |
| Opanoni | 1 |
| Opapa | 2 |
| Opaque | 7 |
| OPEN CHAN | 2 |
| OPEN CHAN FAMILY | 2 |
| Open Eye Band | 1 |
| Open Eyes Elysia | 1 |
| Open Hand | 1 |
| Open Hearts | 1 |
| Open Mike | 2 |
| Open Minds | 1 |
| Open Road | 1 |
| Open Season | 1 |
| Open Source | 1 |
| Open Streets | 1 |
| Open The Skies | 1 |
| Open Trio (Joakim Simonsson, Pär-Ola Landin, Daniel Olsson) | 2 |
| Openair | 1 |
| Opened Paradise | 1 |
| Opening | 1 |
| Opensouls | 1 |
| Opera Big Band and Sarpila, Antti (conductor & soloist) | 1 |
| Opera Ebony and Heikki Sarmanto Jazz Ensemble | 1 |
| Opera Electrique | 2 |
| Opera Glasses | 1 |
| Opera In The Outback | 1 |
| Opera IX | 3 |
| Opera North Orchestra | 2 |
| Opera Omnia | 1 |
| Opera Orchestra Bratislava, Oliver von Dohnanyi | 1 |
| Ópera Premium | 1 |
| Opera Quarta | 1 |
| Opera Swing Quartet | 4 |
| Opera Swing Quartet (OS4) | 3 |
| Opera Swing Quartet OS4 | 1 |
| Opera Theatre of St Louis & St Louis Symphony Orchestra | 2 |
| Opera To Relax | 2 |
| Opera VII Concerti A cinque (1716) Libro secondo | 1 |
| Opera vs. Tuccillo | 1 |
| Ópera-Comique de Paris, Georges Sebastian, Mado Robin, Libero De Luca, Edmond Chastenet, Simone Lemaitre, Jane Perriat, Pierre Germain, Agnes Disney, Jacques Jansen, Claudine Collart | 2 |
| OperaBabes | 1 |
| Operador | 1 |
| Operahouse | 5 |
| Operation Cleansweep | 1 |
| Operation Dynamo | 1 |
| Operation Eat Shit | 1 |
| Operation Interstellar | 1 |
| Operation Ivy | 2 |
| Operation Nutcracker | 2 |
| Operator | 4 |
| Operator Six | 1 |
| Operator X | 1 |
| Operción Can | 1 |
| Operon | 3 |
| Operon, Invisible Landscape | 1 |
| Opeth | 28 |
| OPGave | 1 |
| Ophat Thotsaphon (Ot) | 1 |
| Opheim, Kjellemyr, Mjølsnes, Jørgensen, Apeland | 1 |
| Ophelia | 1 |
| Ophelia Hope | 1 |
| Ophelia Ragtime Orchestra | 2 |
| Ophelia Ragtime Orchestra & Seim Songkor | 1 |
| Ophelia Syndrome | 1 |
| Ophélie Winter | 5 |
| Ophil | 1 |
| Ophiolatry | 1 |
| Ophira Eisenberg | 1 |
| Ophiuco | 2 |
| Ophiura | 1 |
| Opiate | 3 |
| Opiate For The Masses | 1 |
| Opio | 4 |
| Opisthodromiki Kobania, Eleftheria Arvanitaki | 1 |
| Opisthodromikoi | 1 |
| Opium | 2 |
| Opium du Peuple | 1 |
| Opium Factory | 1 |
| Opium Jukebox | 3 |
| Opium Lounge | 1 |
| Opium Warlords | 1 |
| Opiuo | 1 |
| OPM | 7 |
| OPM Golden Hits Collection | 1 |
| Opolopo | 1 |
| OPOPO | 1 |
| Oppermann | 1 |
| Oppnedbass | 1 |
| Opposite of Blue | 1 |
| Opposite Worlds | 10 |
| Opposition of One | 1 |
| Oppressed Logic | 3 |
| Oppressor | 1 |
| Opprobrium | 4 |
| Opshop | 1 |
| Opsvik & Jennings | 1 |
| Optica | 3 |
| Optical Substance | 1 |
| Optiganally Yours | 1 |
| Optik Crew | 1 |
| Optik Ft. Lisa Abbott | 1 |
| Optikatechniqua | 1 |
| Optikz | 1 |
| Optimo | 3 |
| Optirosa | 1 |
| Optokoppler | 1 |
| Opus | 7 |
| Opus 3 | 1 |
| Opus 8 Trio | 2 |
| Opus Atlantica | 1 |
| Opus Brasil Ensemble | 1 |
| Opus Cuatro | 9 |
| Opus Däi | 1 |
| Opus III | 2 |
| Opus Posth / Tatiana Grindenko | 1 |
| Opus Posth, Tatiana Grindenko | 1 |
| Opus Posth.-Tatiana Grindenko | 3 |
| Opus Road | 1 |
| Opus Two | 2 |
| Opus X | 5 |
| Opuz | 1 |
| OQTO | 1 |
| Oquesta Sinfónica de Kiev | 1 |
| Oquestrada | 4 |
| Oquinto | 1 |
| Or'l | 1 |
| Or, the Whale | 2 |
| Ora | 1 |
| Ora Bat Chaim & Her Friends | 1 |
| Ora Cogan | 1 |
| Ora Dreyer | 1 |
| Ora Sittner, Youval Micenmacher | 1 |
| Oracion Caribe | 1 |
| Oradea vs. Solid Haze | 1 |
| Oral | 1 |
| Oral Caress | 2 |
| Oral Moses | 8 |
| Oral Tunerz | 1 |
| Oran Etkin | 2 |
| Orange | 14 |
| Orange 9mm | 2 |
| orange attraction | 1 |
| Orange Bicycle | 5 |
| Orange Blue | 6 |
| Orange Bud | 5 |
| Orange But Green | 1 |
| Orange Cake Mix | 13 |
| Orange Can | 1 |
| Orange Cloud | 1 |
| Orange Clubbers | 1 |
| Orange Crew | 1 |
| Orange Factory Feat. Mike Notar | 1 |
| Orange Goblin | 5 |
| Orange Island | 1 |
| Orange LTD | 1 |
| Orange Mound Slimm | 1 |
| Orange Parachute | 1 |
| Orange Pecco | 1 |
| Orange peel moses | 1 |
| Orange Rocks | 1 |
| Orange Sector | 6 |
| Orange Soul feat. Angie Brown | 2 |
| Orange Trane | 1 |
| Orange Tulip Conspiracy | 1 |
| Orangeburg Massacre | 1 |
| Orangegrass | 1 |
| Orangemusik | 1 |
| Oranger | 7 |
| Orangez | 2 |
| Orangine | 1 |
| Orango | 2 |
| Orangotango | 2 |
| Orangutan | 1 |
| Oranim Zabar Israeli Troupe | 2 |
| Oranssi Pazuzu | 1 |
| Oratorio | 2 |
| Orawee Satjanon | 4 |
| Orbatak | 2 |
| Orbeat | 1 |
| Orbina | 2 |
| Orbit | 6 |
| Orbit / Kent 25 | 1 |
| Orbit / Vic Firecracker Trio | 1 |
| Orbit 77 | 1 |
| Orbit Funk Sonik | 1 |
| Orbit Funk Sonik / DJ Fen | 1 |
| Orbital | 21 |
| Orbiter | 2 |
| Orbitron and Shodown | 1 |
| Orbo | 1 |
| Orbo & The Longshots | 7 |
| Orch. New Moscow Symphony/Giovanile Italiana | 2 |
| Orchesdtre Revolutionnaire et Romantique & The Monteverdi Choir | 1 |
| Orchester Alain Goraguer | 1 |
| Orchester Alfred Hause & Der Bergedorfer Kammerchor | 1 |
| Orchester Alfred Hause - Orchestra | 1 |
| Orchester Ambros Seelos | 4 |
| Orchester Andy Novello | 3 |
| Orchester Anthony Ventura | 7 |
| Orchester Carlo Mondialis | 1 |
| Orchester David Ordini | 1 |
| Orchester Der Bayreuther Festspiele & Clemens Krauss, Hans Hotter, Gustav Neidlinger, erich Witte, Paul Kuen, Ira Malaniuk, Josef Greindl | 2 |
| Orchester der Bayreuther Festspiele & Joseph Keilberth | 2 |
| Orchester Der Beethovenhall Bonn, Dennis Russell Davis | 2 |
| Orchester der Metropolitan Opera, Chor der Metropolitan Opera, Alberto Erede | 1 |
| Orchester der Metropolitan Opera, Chor der Metropolitan Opera, Fausto Cleva | 3 |
| Orchester der Metropolitan Opera, Chor der Metropolitan Opera, Jean Morel | 1 |
| Orchester der Metropolitan Opera, Chor der Metropolitan Opera, Max Rudolf | 1 |
| Orchester der Metropolitan Opera, Chor der Metropolitan Opera, Thomas Schippers | 1 |
| Orchester der Metropolitan Opera, Chor der Metropolitan Opera, Wilfred Pelletier | 1 |
| Orchester der Staatsoper Berlin, Stockhom Philharmonic Orchestra, Staatskapelle Berlin, Wilhelm Furtwängler | 2 |
| Orchester der Staatsoper Wien | 1 |
| Orchester der Vereinigten Bühnen Wien | 6 |
| Orchester der Wiener Staatsoper, Josef Drexler | 1 |
| Orchester der Wiener Volksoper | 1 |
| Orchester der Wiener Volksoper, Alfred Scholz | 1 |
| Orchester der Wiener Volksoper, Franz Bauer-Theussl | 2 |
| Orchester des Estnischen Rundfunks | 1 |
| Orchester des Estnischen Rundfunks, Borodin-Quartett, Neeme Jaervi, Jueri Gerrets | 1 |
| Orchester des Ethel Barrymore Theatre New York | 1 |
| Orchester Filmkunst-Musikverlag | 1 |
| Orchester Franco Maduro | 1 |
| Orchester Fritz Weber - Orchestra | 1 |
| Orchester Gert Wilden | 1 |
| Orchester Hohnerklang | 1 |
| Orchester J. C. Camet | 1 |
| Orchester Joachim Kurzweg | 1 |
| Orchester Lennie Portner | 1 |
| Orchester Marc Alpina | 1 |
| Orchester Reto Parolari | 1 |
| Orchester Siegfried Mai, Teddy Goldhuber Singers | 1 |
| Orchester Tommy Wells | 1 |
| Orchester und Chor der Städtischen Berliner Oper | 1 |
| Orchester Walter Friedrich Ruff | 1 |
| Orchester Wolfgang Dyhr - Akkordeon Accordion | 1 |
| Orchester-Akademie des Berliner Philharmonischen Orchesters | 2 |
| Orchester: Köszegi Vonosok, Chor: Vasvar Vardsi Korusegyesület, Solo: H. Eisenbeck Agota - mezzosoproan, Osztrositne Csaszar Erz | 1 |
| Orchestra | 34 |
| Orchestra "Alessandro Scarlatti" Di Napoli Della RAI, Peter Maag | 3 |
| Orchestra "Arturo Toscanini" | 2 |
| Orchestra "Classical Music Studio", St. Petersburg, Alexander Titov | 1 |
| Orchestra "New Philharmony," St. Petersburg, Alexander Titov, Nodar Gabunia, The New Classical Orchestra, Ekaterina Murina, Alexander Sandler | 1 |
| Orchestra & Chorus Of La Scala, Milan | 2 |
| Orchestra & Chorus of Teatro alla Scala, Tullio Serafin, Maria Callas, Giuseppe Di Stefano, Nicola Zaccaria, Renato Ercolani, Tito Gobbi, Plinio Clabassi | 2 |
| Orchestra & Chorus of Teatro San Carlo, Nicola Rescigno | 2 |
| Orchestra & Chorus of the Teatro de Bellas Artes, Guido Picco | 2 |
| Orchestra & Coro del Maggio Musicale Fiorentino, Donato Renzetti, Renato Bruson, Ivo Ingraam, Renzo Casellato, Ruth Falcon, Gianfranco Manganotti, Paolo Washington | 2 |
| Orchestra & Coro del Metropolitan Opera House | 2 |
| Orchestra & Coro Del Teatro Comunale Di Firenze, Gabriele Ferro, Leyla Gencer, Alfredo Kraus, Elena Zilio, Bonaldo Giaiotti, Gianfranco Manganotti, Roberto Nalero Frachia, Bernardino Di Bagno, Walter Gullino, Carlo Del Bosco | 2 |
| Orchestra & Coro del Teatro La Fenice di Venezia | 2 |
| Orchestra & Coro del Teatro Massimo "Bellini" di Catania | 4 |
| Orchestra & Coro del Teatro Metropolitan | 2 |
| Orchestra & Coro Del Teatro Regio Di Torino | 3 |
| Orchestra & Coro del Teatro, Jan Latham Koenig, Jan Latham Koenig, Lucia Mazzaria, Lucia Mazzaria, Jonathan Summers, Jonathan Summers, Martha Senn, Martha Senn, Mario Malagnini, Mario Malagnini, Bruno Praticò, Bruno Praticò, Silvano Pagliuca, Silvano Pagl | 2 |
| Orchestra & Coro della RTSI | 4 |
| Orchestra & Coro di Milano Della Rai, Alfredo Simonetto | 1 |
| Orchestra 'd Amour | 1 |
| Orchestra (South Africa) | 1 |
| Orchestra 2001 | 2 |
| Orchestra 2001; James Freeman, conductor | 1 |
| Orchestra Albatross | 1 |
| Orchestra Alec Medina | 7 |
| Orchestra Alessandro Scarlatti Della Rai Di Napoli | 1 |
| Orchestra Ambros Seelos | 1 |
| Orchestra And Chorus Arena Di Verona | 5 |
| Orchestra and Chorus Arena di Verona, Anton Guadagno | 2 |
| Orchestra And Chorus Conducted By Franz Allers | 1 |
| Orchestra and Chorus de l'Opera National de Paris, André Cluytens, Victoria de los Angeles, Nicolai Gedda, Boris Christoff | 3 |
| Orchestra And Chorus Directed By Herbert Greene | 1 |
| Orchestra And Chorus Maggio Musicale Fiorentino | 1 |
| Orchestra and Chorus of La Scala, Milan, Carlo Maria Giulani, Renata Tebaldi, Mario Del Monaco, Renata Scotto | 2 |
| Orchestra and Chorus of La Scala, Milan, Leonard Bernstein, Maria Callas, Cesare Valletti, Giuseppe Modesti | 3 |
| Orchestra and Chorus of La Scala, Milan, Tullio Serafin, Maria Callas, Giuseppe di Stefano | 4 |
| Orchestra and Chorus of the Opera House, Rome, Titto Gobbi, Victoria de los Angeles, Tullio Serafin | 3 |
| Orchestra and Chorus of The Romanian Opera, Bucharest | 2 |
| Orchestra and Chorus of the Rome Opera, Gianandrea Gavazenni | 2 |
| Orchestra and Coro Del Teatro Massimo "Bellini" Di Catania | 2 |
| Orchestra Anima Eterna / The Royal Consort / Collegium Vocale | 1 |
| Orchestra Arcangelo Corelli di Rieti, I Cantori di Assisi, Evangelista Nicolini, Piero Caraba | 1 |
| Orchestra Asri | 1 |
| Orchestra Ba Camera | 1 |
| Orchestra Balkanton, Lili Ivanova | 1 |
| Orchestra Balkanton, Yordanka Hristova, Biser Kirov, Margarita Radinska, Margarita Dimitrova | 1 |
| Orchestra Baobab | 11 |
| Orchestra Barocca di Cremona | 2 |
| Orchestra Barocca G.B. Tiepolo | 1 |
| Orchestra Borghi | 3 |
| Orchestra Camerata Musicale | 2 |
| Orchestra Cantaitalia Show | 2 |
| Orchestra Caravel | 1 |
| Orchestra conducted by Alfred Newman | 1 |
| Orchestra Conducted By Franco Ferrara | 3 |
| Orchestra Conducted By George Stoll | 1 |
| Orchestra Conducted By Lionel Newwan | 1 |
| Orchestra Coro del Teatro alla Scala, Wilhelm Furtwängler, Fedora Barbieri, Hilde Güden, Magda Gabory | 2 |
| Orchestra Da Camara Di Padova E Del Veneto | 3 |
| Orchestra Da Camera | 2 |
| Orchestra da Camera , Alberto Martini | 2 |
| Orchestra da Camera , Kenneth Page, Orchestre Philharmonique des Pays de Loire, Paul Colléaux | 1 |
| Orchestra Da Camera Benedetto Marcello | 1 |
| Orchestra Da Camera Dell'Arte, Luigi Zanetti | 11 |
| Orchestra da Camera di Milano | 2 |
| Orchestra Da Camera Di Padova E Del Veneto | 1 |
| Orchestra Da Camera Di Roma | 9 |
| Orchestra da Camera di Roma, Nicholas Flagello | 1 |
| Orchestra da Camera di Rovigo, Angelo Manzotti, Nicola Breda | 1 |
| Orchestra Da Camera Di Verona Risonanza, Juan Carlos Rybin | 1 |
| Orchestra da camera I Filarmonici | 1 |
| Orchestra da Camera I Filarmonici, Alberto Martini | 1 |
| Orchestra Da Camera Roma Classica | 3 |
| Orchestra da Camera Siciliana | 1 |
| Orchestra da Concerto di Vienna & Kurt Steiner | 3 |
| Orchestra de coro dell'accademia di Santa Cecilla, Roma, Alberto Erede, Inge Borkh, Renata Tebaldi, Mario del Monaco | 2 |
| Orchestra del Diovani del Conservatorio Claudio Monteverdi di Bolzano | 2 |
| Orchestra del Maggio Musicale Fiorentino, Corodel Maggio Musicale Fiorentino, Angelo Lo Forese, Fedora Barbieri, Anita Cerquetti, Antonino Votto | 3 |
| Orchestra Del Teatro All Scala Di Milano, Arturo Toscanini | 1 |
| Orchestra del Teatro alla Scala Di Milano | 3 |
| Orchestra del Teatro alla Scala, Arturo Toscanini | 1 |
| Orchestra del Teatro alla Scala, Coro del Teatro alla Scala | 3 |
| Orchestra del Teatro dell'Opera di Roma, Pier Giorgio Morandi, Velia De Vita, Giovanni Paisiello | 2 |
| Orchestra del Teatro La Fenice di Venezia | 2 |
| Orchestra Del Teatro Regio Di Torino | 2 |
| Orchestra del Teatro San Carlo di Napoli | 2 |
| Orchestra Dell' Arena Di Verona | 2 |
| Orchestra dell'Accademia Nazionale di Sa - Carlo Maria Giulini [Conductor] - Norbert Balatsch [Chorus Master] - Coro Dell'Accademia Nazionale Di Santa C | 1 |
| Orchestra dell'Accademia Nazionale di Santa Cecilia; Ennio Morricone | 1 |
| Orchestra dell'Opera Barocca di Guastalla | 1 |
| Orchestra della Compagnia d'Opera Italiana | 1 |
| Orchestra della Radio di Bratislava, Coro del Teatro dell' Opera di Bratislava, Edoardo Brizio | 1 |
| Orchestra della Radio di Bratislava, Coro del Teatro dell' Opera di Bratislava, Eduardo Brizio | 2 |
| Orchestra della Radio di Bratislava, Coro del Teatro dell'Opera di Bratislava, Edoardo Brizio, Nadezda Rakova | 1 |
| Orchestra della Radiotelevisione della Svizzera Italiana | 4 |
| Orchestra della Società dei Concerti & Tibor Varda | 1 |
| Orchestra della Svizzera Italiana | 1 |
| Orchestra di Gino Puglisi | 1 |
| Orchestra di Mandolini e Chitarre | 1 |
| Orchestra Di Milano Della Radio Italiana & Rudolf Kempe | 1 |
| Orchestra di Napoli, Armando Valsani, Nino Valsani | 1 |
| Orchestra Di Padova E Del Veneto & Peter Maag | 1 |
| Orchestra Di Piazza Vittorio | 1 |
| Orchestra Di Torino Della Radio Italiana & Rafael Kubelik | 1 |
| Orchestra Diretta Da Ennio Moricone | 1 |
| Orchestra Diretta Da Gianfranco Plenizio | 1 |
| Orchestra diretta da Paolo Tomelleri | 1 |
| Orchestra e Coro 'Accademia I Filarmonici', Maurizio Ciampi, Cinzia Forte, Paoletta Marrocu, Stefano Ferrari, Lorenzo Regazzo | 1 |
| Orchestra E Coro Del Festival Di Lucerna, Wilhelm Furtwängler, Franz Vroons, Hans Hotter, Elizabeth Shwarzkopf | 2 |
| Orchestra e Coro del Maggio Musicale Fiorentino, Francesco Molinari-Pradelli | 1 |
| Orchestra e Coro del Maggio Musicale Florentino, Ettore Bastianini, Boris Christoff, Magda Olivera, Jonel Perlea | 1 |
| Orchestra e Coro del Palacio de Bellas Artes Di Cittá del Messico, Oliviero De Fabritiis, Maria Callas, Mario Del Monaco, Giusseppe Taddei, Oralia Dominguez, | 2 |
| Orchestra e Coro del Palalacio de Bellas Artes, Maria Callas, Giuseppe di Stefano, Piero Campolongni, Cristina Trevi, Gilberto Cerda, Ignazio Ruffino, Edna Patoni, Francesco Torolero, Alberto Herrera, Umberto Mugnai | 1 |
| Orchestra e Coro Del Teatro Alla Scala | 1 |
| Orchestra e Coro del Teatro alla Scala di Milano | 2 |
| Orchestra e Coro del Teatro Comunale di Bologna | 2 |
| Orchestra e Coro del Teatro Comunale di Cagliari | 3 |
| Orchestra e Coro del teatro dell'Opera di Roma | 2 |
| Orchestra e Coro del Teatro dell'Opera di Roma, Vittorio Gui, Boris Christoff, Giacinto Prandelli, Orietta Moscucci, Amalia Pini, Piero De Palma, Philharmonia Orchestra, Herbert von Karajan | 2 |
| Orchestra e Coro Del Teatro di San Carlo di Napoli | 6 |
| Orchestra e Coro Del Teatro di San Carlo di Napoli, Gabriele Santini, Michele Lauro | 2 |
| Orchestra e Coro del Teatro Felice di Genova | 2 |
| Orchestra e Coro del Teatro La Fenice Di Venezia | 2 |
| Orchestra e Coro del Teatro Massimo "Bellini" | 4 |
| Orchestra e Coro del Teatro Massimo, Giulietta Simionato, Mirella Freni, Giangiacomo Guelfi, Norma Palmieri, Loretta di Lelio, Renato Ercolani, Guido malfatti, Enzo Viaro, Mario Rossetti, Pierre Dervaux | 2 |
| Orchestra e Coro del Teatro Metropolitan, Jussi Björling, Bidu Sayao, Nicola Moscona, Emil Cooper | 2 |
| Orchestra e Coro del Teatro Reale dell'Opera di Roma, Oliviero de Frabritiis, Maria Caniglia, Beniamino Gigli, Armando Borgioli, Ernestro Dominici, Giulio Tomei, Nino Mazziotti, Gino Conti, Anna Marcangeli | 2 |
| Orchestra e Coro del Teatro Regio di Torino | 2 |
| Orchestra e Coro del Teatro San Carlo di Napoli | 2 |
| Orchestra e Coro dell' E.A.R. Teatro Bellini | 2 |
| Orchestra e Coro dell' E.A.R. Teatro Bellini di Catania | 2 |
| Orchestra e Coro di Roma della RAI, Maria Callas, Rolando Panerai, Eugenio Fernandi, Tullio Serafin | 2 |
| Orchestra E Coro Diretti Da Gianni Monese | 1 |
| Orchestra e coro Filarmonico di Praga, Edoardo Brizio, Pavel Kühn | 3 |
| Orchestra Exceptional | 1 |
| Orchestra Filamonica di Roma, Franco Ferrara, Tonino Boyer, Ugo Benelli, Cecilia Fusco, Manlio Rocchi, Plinio Clabassi, Anna Reynolds, Roberto Hage | 1 |
| Orchestra Filarmonica della Scala, Riccardo Muti, Salvatore Licitra | 2 |
| Orchestra Filarmonica di Leningrado, Evgenij Mravinsky | 1 |
| Orchestra Filarmonica di Verona | 2 |
| Orchestra Filarmonica Italiana | 6 |
| Orchestra Filarmonica Italiana, Alessandro Arigoni | 1 |
| Orchestra Fireluche | 1 |
| Orchestra Franco Ferrara | 1 |
| Orchestra Gaetano Zinetti, Coro Ars Polyphonica | 1 |
| Orchestra Gino Magi | 1 |
| Orchestra Giovanile Italiana | 1 |
| Orchestra In-Stabile Dis | 1 |
| Orchestra Internazionale d"Italia, Slovak Philharmonic Choir of Bratislava | 2 |
| Orchestra Internazionale d' Italia | 1 |
| Orchestra Internazionale D'Italia | 4 |
| Orchestra Internazionale d'Italia Oper | 3 |
| Orchestra Internazionale d'Italia Opera | 4 |
| Orchestra Internazionale d'Italia, Coro da Camera di Bratislava, Giuliano Carella | 2 |
| Orchestra Internazionale D'Italia, Fabio Luisi, Coro Filarmonico Di Bratislava, Paolo Coni, Adelisa Tabiadon, Giuseppe Morino, Alessandro Veducci, Michele Farruggia, Alessandra Ruffini | 2 |
| Orchestra Italiana Napoletana, Sandro Cuturello | 2 |
| Orchestra Jazz della Sardegna | 1 |
| Orchestra Jazz Siciliana | 1 |
| Orchestra JB | 1 |
| Orchestra la Scala, Tullio Serafin, Chorus la Scala, Norberto Mola, Maria Callas, Richard Tucker, Nicola Zaccaria, Tito Gobbi, Fedora Barbieri | 1 |
| Orchestra Liscio Band | 1 |
| Orchestra Los Tupamaros | 1 |
| Orchestra Makassy | 1 |
| Orchestra Marimba Chiapas | 1 |
| Orchestra Mirco Gramellini | 3 |
| ORCHESTRA MUSICA VENEZIA & The Magic Orchestra play RONDO VENEZIANO | 1 |
| Orchestra of Aix, Pierre Lafont, Pinkas Sztaifberg | 1 |
| Orchestra Of Eastern Netherlands & Gabriele Bellini | 3 |
| Orchestra of La Scala Opera House, Chorus of La Scala Opera House, Antonietta Stella, Giuseppe di Stefano, Tito Gobbi, Tullio Serafin | 3 |
| Orchestra of La Scala Opera House, Chorus of La Scala Opera House, Maria Callas, Giuseppe Di Stefano, Tito Gobbi, Victor De Sabata | 2 |
| Orchestra of La Scala Opera House, Chorus of La Scala Opera House, Maria Callas, Nicolai Gedda, Mario Borriello, Herbert von Karajan | 3 |
| Orchestra of La Scala Opera, Milan, Guido Cantelli | 1 |
| Orchestra of La Scala, Chorus of La Scala, Carlos Kleiber | 2 |
| Orchestra of La Scala, Chorus of La Scala, Nino Sanzogno | 2 |
| Orchestra of La Scala, Chorus of La Scala, Norberto Mola, Tullio Serafin, Maria Callas, Richard Tucker, Nicola Zaccaria, Tito Gobbi, Fedora Barbieri | 1 |
| Orchestra of La Scala, Chorus of La Scla, Antonino Votto, Maria Callas, Franco Corelli | 2 |
| Orchestra of La Scala, Milan, Antonino Votto, Maria Callas, Giuseppe di Stefano, Tito Gobbi | 2 |
| Orchestra of La Scala, Milan, Chorus of La Scala, Milan, Francesco Molinari-Pradelli, José Carreras, Montserrat Caballé, Renato Bruson | 2 |
| Orchestra of La Scala, Milan, Chorus of La Scala, Milan, Gianandrea Gavazzeni | 2 |
| Orchestra of La Scala, Milan, Guido Cantelli | 1 |
| Orchestra of Maggio Musicale Fiorentino, Chorus of Maggio Musicale Fiorentino, Bruno Bartoletti | 2 |
| Orchestra of Maggio Musicale Fiorentino, Chorus of Maggio Musicale Fiorentino, Riccardo Muti | 3 |
| Orchestra of Radio Sofia, Choir of Radio Sofia, Ivan Marinov | 1 |
| Orchestra of RAI Turin, Antonino Votto, CETRA chorus, Maria Callas, Maria Amadini, Paolo Silveri, Giulio Neri, Fedora Barbiere, Gianni Poggi, Piero Poldi, Armando Benzi | 2 |
| Orchestra of RAI Turin, CETRA chorus, Antonino Votto, Maria Callas, Maria Amadini, Paolo Silveri, Giulio Neri, Fedora Barbiere, Gianni Poggi, Piero Poldi, Armando Benzi | 1 |
| Orchestra Of Silesia | 2 |
| Orchestra of Sofia | 3 |
| Orchestra Of St. Luke's, Dennis Russell Davies | 1 |
| Orchestra of St. Luke's, Elisabeth Mann, Sheryl Henze, Stephen Taylor, Melanie Field, Louis Schulman, Michael Feldman | 1 |
| Orchestra Of St. Luke's, Elizabeth Mann, Eriko Sato, Robert Wolinsky, Krista Bennion Feeney, Mayuki Fukuhara, Stephen Taylor | 1 |
| Orchestra Of St. Luke's, Henriette Schellenberg, Mary Westbook-Geha, Jon Humphrey, Sanford Sylvan, Mary Anne Kruger, The Blanche Moyse Chorale, Blanche Honegger Moyse | 1 |
| Orchestra of St. Luke's, Julius Rudel | 1 |
| Orchestra Of St. Lukes, Helene Schneiderman, Dennis Russell Davies | 1 |
| Orchestra Of St. Lukes, Naoko Tanaka, Dennis Russell Davies | 1 |
| Orchestra of St. Petersburg | 2 |
| Orchestra of Teatro alla Scala di Milano, Chorus of Teatro alla Scala di Milano, Antonio Votto | 2 |
| Orchestra of Teatro alla Scala Di Milano, Chorus of Teatro alla Scala Di Milano, Francesco Molinari-Pradelli | 2 |
| Orchestra of Teatro alla Scala, Milan, Chorus of Teatro alla Scala, Milan, Elisabeth Schwarzkopf, Giuseppe De Stefano, Oralia Dominguez, Cesare Siepi, Victor De Sabata | 2 |
| Orchestra of Teatro alla Scala, Milan, Chorus of Teatro alla Scala, Milan, Gianandrea Gavazzeni | 2 |
| Orchestra of Teatro Colón, Chorus of Teatro Colón, Fernando Previtali | 2 |
| Orchestra of Teatro Colón, Chorus of Teatro Colón, Peter Maag | 2 |
| Orchestra of the Age of Enlightenment/Louis Langree/Natalie Dessay | 2 |
| Orchestra of the Age of Enlightenment/Monica Huggett/Elizabeth Wallfisch/Catherine Mackintosh/Alison Bury | 2 |
| Orchestra of the Age of Enlightenment/Sigiswald Kuijken | 2 |
| Orchestra of the Age of Enlightenment/Sir Charles Mackerras | 2 |
| Orchestra of the Americas | 1 |
| Orchestra of the Berlin Staatsoper, Chorus of the Berlin Staatsoper, Johannes Schüler | 2 |
| Orchestra of the Bolshoi Opera, Chorus of the Bolshoi Opera, Nikolai Golovanov | 3 |
| Orchestra of the Budapest Opera, Haydn Saal Hainberg 1988 | 1 |
| Orchestra Of the Christ Church Syke, Klaus-Jurgen Buchroth | 1 |
| Orchestra of the Florence May Festival, Chorus of the Florence May Festival, Thomas Schippers | 2 |
| Orchestra of the Florence May Festival, Theo Adam, Eberhard Büchner, Reiner Süss, Henno Garduhn, Otmar Suitner | 2 |
| Orchestra of the Golden Age | 3 |
| Orchestra of the National Music Institute | 1 |
| Orchestra of the Old Fairfield Academy, Eric Hoeprich, Thomas Crawfod, Dennis Godburn, Marc Schachman | 1 |
| Orchestra of the Old Fairfield Academy, Eric Hoeprich, Thomas Crawfod, Dennis Godburn, Marc Schachman, Sandra Miller, Victoria Drake, R.J. Kelly | 3 |
| Orchestra of The Paris Opera, Elie Cohen, Ninon Vallin, Georges Thill, Germaine Feraldy, Marcel Roque, Armand Narcon, Louis Guenot, Henri Niel | 1 |
| Orchestra of the Rome Opera, Chorus of the Rome Opera, Oliviero De Fabritiis, Franco Corelli, Mirella Parutto, Ettore Bastianini, Fedora Barbieri, Agostino Ferrin, Anna Marcangeli, Vittorio Pandano, Carlo Platania, Mino Russo | 2 |
| Orchestra of The Royal Opera House, Covent Garden | 1 |
| Orchestra of the Royal Opera House, Covent Garden, Wilhelm Furtwängler | 1 |
| Orchestra of the Schola Cantorum, August Wenzinger | 1 |
| Orchestra of the Society of the Friends of Music, The Chorus of the Society of the Friends of Music, Elisabeth Schwarzkopf, Nicolai Gedda, Herbert von Karajan | 2 |
| Orchestra of the Sultan of Zinder and musicians of Ghana, Mali, Niger, Upper Volta, Senegal and Liberia | 1 |
| Orchestra of the Teatro Massimo di Palermo, Chorus of the Teatro Massimo di Palermo, Nino Sanzogno | 2 |
| Orchestra of the Teatro Regio di Parma, Chorus of the Teatro Regio di Parma, Giuseppe Morelli, Edgardo Eggaddi, Franco Corelli, Virginia Gordoni, Attilio D'Orazi, Silvio Maionica, Walter Artioli, Virgilio Carbonari, Bruno Grella, Walter Giorgi | 2 |
| Orchestra Of The Universal International | 2 |
| Orchestra of the Vienna Concert House (Orchester des Wiener Konzerthauses) | 1 |
| Orchestra of the Vienna State Opera, Artur Rodzinski | 1 |
| Orchestra of the Vienna State Opera, Chorus of the Vienna State Opera, Gianandrea Gavazzeni | 2 |
| Orchestra of the Vienna State Opera, Chorus of the Vienna State Opera, Wilhelm Furtwängler | 2 |
| Orchestra of Utrecht | 1 |
| Orchestra of Welsh National Opera | 1 |
| Orchestra Panpipes Gold | 2 |
| Orchestra Philarmonic San Venutti | 2 |
| Orchestra Philarmonic The Milan | 1 |
| Orchestra Philharmonic San Venutti | 1 |
| Orchestra Philharmonic The Milan | 2 |
| Orchestra Poker d'Assi Vol. 16 | 1 |
| Orchestra Poker d'Assi Vol. 17 | 1 |
| Orchestra Pro Arte Bassano | 6 |
| Orchestra Rossini Quartet | 1 |
| Orchestra Saxo / Versione strumentale | 1 |
| Orchestra Serenissima Pro Arte | 2 |
| Orchestra Serenissima Pro Arte, Bruno Campanella, Niccolò Piccinni | 2 |
| Orchestra Sinfonica Dell'Arte, Guiseppe Menarelli | 2 |
| Orchestra Sinfonica dell'elar di Torino, Franco Ghione, Coro dell'EIAR di Torino, Gina Cigna, Francesco Merli, Magda Olivero | 2 |
| Orchestra Sinfonica dell'Emilia Romagna | 4 |
| Orchestra Sinfonica dell'Emilia Romagna "A. Toscanini | 4 |
| Orchestra sinfonica della radio nazionale slovacca, Coro dell'Opera di Bratislava, Edoardo Brizio, Nadezna Rakova | 1 |
| Orchestra Sinfonica Di Milano Della Rai, Oliviero De Fabritiis | 1 |
| Orchestra Sinfonica Di Milano G. Verdi, Oleg Caetani | 1 |
| Orchestra Sinfonica Di Milano Giuseppe Verdi & Oleg Caetani | 6 |
| Orchestra Sinfonica Di Pescara, Marco Moresco | 1 |
| Orchestra Sinfonica di Praga, Coro della radio Ceka | 1 |
| Orchestra Sinfonica di Praga, Eduardo Brizio, Coro della Radiotelevisione Ceka | 1 |
| Orchestra Sinfonica di Roma della RAI | 1 |
| Orchestra Sinfonica di Roma Della RAI, Orchestra Sinfonica di Milano Della RAI, Carlo Maria Giulini | 1 |
| Orchestra Sinfonica di Sanremo & Walter Proost | 1 |
| Orchestra Sinfonica di Sanremo, Adilia Alieva & Walter Proost | 1 |
| Orchestra sinfonica di Szeged, Claudio Desderi, Maria Luigia Borsi, Roberto Brugioni | 1 |
| Orchestra Sinfonica Di Torino Della Rai, André Ravel, Coro Di Torino Della Rai | 1 |
| Orchestra Sinfonica Di Torino Della Rai, Coro Di Torino Della Rai, Max Rudolf | 1 |
| Orchestra Sinfonica E Coro Della Radio Italiana & Wilhelm Furtwängler | 2 |
| Orchestra Sinfonica e Coro Della RAI di Milano, Carlo Felice Cillario | 2 |
| Orchestra Sinfonica e Coro Della Rai di Torino, Arturo Basile, Paolo Silveri, Pia Tassinari, Ferruccio Tagliavini | 2 |
| Orchestra Sinfonica E Coro Della RIAS Di Berlino, Hans Schmitz, Fritz Helmis & Ferenc Fricsay | 1 |
| Orchestra Sinfonica E Coro Di Roma Della RAI, Fernando Previtali, Franco Calabrese, Sesto Bruscantini, Mario Filippeschi, Rolando Panerai, Enzo Moro, Lina Pagliughi | 2 |
| Orchestra Sinfonica E Coro Di Roma Della Rai, Sir John Barbirolli | 2 |
| Orchestra Sinfonica e Coro di Torin della RAI, Orchestra di Roma della RAI, Maria Callas, Fedora Barbieri, Gianni Poggi, Paolo Silveri, Giuseppe Modesti, Africo Baldelli, Antonio Votta, Vitorio Gui, Arturo Basile | 1 |
| Orchestra Sinfonica e Coro di Torino della RAI | 3 |
| Orchestra Sinfonica Haydn di Bolzane e Trento | 1 |
| Orchestra Sinfonica Haydn di Bolzane e Trento, Simon Nold, Dana McKay, Armando Gabba, Berry Faldner | 1 |
| Orchestra Sinfonica Lucana | 1 |
| Orchestra Sinfonica Nazionale & Jean Boulanger | 1 |
| Orchestra Sinfonica Nazionale & Karl Herrman | 1 |
| Orchestra Sinfonica Nazionale & Klaus Neumann | 1 |
| Orchestra Sinfonica Nazionale diretta & Klaus Neumann | 1 |
| Orchestra Sinfonica RAI di Milano & Peter Maag | 2 |
| Orchestra Sinfoniea e Coro di Milano della Rai | 2 |
| Orchestra Sofia | 1 |
| Orchestra Sofia, Maria Neykova, Hristo Kidikov, Donika Venkova, Yordan Marchinkov | 1 |
| Orchestra Stabile Del Maggio Musicale Fiorentino, Manno Wolf-Ferrari | 1 |
| Orchestra Super Mazembe | 1 |
| Orchestra Symphonetta Del Mexico | 1 |
| Orchestra Tecnicolors | 1 |
| Orchestra Tempo Giusto & Dominique Roggen | 1 |
| Orchestra Transilvania | 2 |
| Orchestra Under The Direction Of Morris Stoloff | 1 |
| Orchestra Under The Direction Of Muir Mathieson | 1 |
| Orchestra Wiener Residenz | 1 |
| Orchestra, Coro Del Maggio Musicale Fiorentino, Carlo Maria Guilini, Herta Wilfert, Inge Borkh, Howard Venderburg, Karl Kalmann, Alexander Welitsch, Hannelore Stefek | 2 |
| Orchestra/David Abel | 6 |
| Orchestral | 1 |
| Orchestral Academy Of Los Angeles | 2 |
| Orchestral Emotions | 1 |
| Orchestral Manoeuvres In The Dark | 28 |
| Orchestral Tropicale | 1 |
| Orchestras for Inner Peace, Marcus Shelton | 4 |
| Orchestre & Choeurs | 2 |
| Orchestre Andalou D'Israel | 11 |
| Orchestre Andalou D'Israel with Jo Amar | 2 |
| Orchestre Andalou D'Israel with Lior Elmaleh | 1 |
| Orchestre Baroque du Clemenic consort | 2 |
| Orchestre Boulaïd | 1 |
| Orchestre d'Artiste | 1 |
| Orchestre d'Auvergne | 1 |
| Orchestre d'Auvergne, Arie van Beek | 1 |
| Orchestre d'Harmonie des Gardiens de la Paix de las Préfecture de Police de Paris, Philippe Ferro, Clément Saunier | 1 |
| Orchestre D'Instruments Traditionnels D'Armenie | 1 |
| Orchestre D'Instruments Traditionnels Du Conservatoire Komitas D'Erevan | 1 |
| Orchestre de Bretagne, Claude Schnitzler | 1 |
| Orchestre de chambre de Catalogne | 1 |
| Orchestre de chambre de Cologne | 1 |
| Orchestre de chambre de Fribourg & Emmanuel Siffert | 1 |
| Orchestre de Chambre de Geneve | 3 |
| Orchestre de chambre de l'Angélicum | 1 |
| Orchestre De Chambre De Lausanne & Lawrence Foster | 1 |
| Orchestre de chambre de Toulouse, Gilles Colliard, Clara Cernat, Thierry Huillet | 1 |
| Orchestre De Chambre De Wallonie, Georges Octors | 1 |
| Orchestre de chambre Musici Pragenses | 1 |
| Orchestre De L'association des Concerts Pasdeloup | 1 |
| Orchestre De L'Association des Concerts Pasdeloup, L'Academie Chorale De Paris, Jean Allain | 1 |
| Orchestre de l'Est a l'Ouest | 1 |
| Orchestre de l'île de la Cité, Jean-Luc Pouchet, Bertrand Braillard, Lucien Jean-Baptiste | 1 |
| Orchestre de l'Institut National des Arts du Sénégal | 1 |
| Orchestre De La Francophonie Canadienne & Jean-Philippe Tremblay | 1 |
| Orchestre De La Francophonie Canadienne, Jean-Philippe Tremblay | 1 |
| Orchestre de la Radio moldave Kishinev & Silvano Frontalini | 1 |
| Orchestre de la Radio-Télévision Suisse Italienne, Ensemble Contrechamps, Franz Josef Hirt, Marc Andreae, Giorgio Bernasconi & Otmar Nussio | 1 |
| Orchestre de la Suisse Romande / Philharmonisches Staatsorchester Hamburg | 1 |
| Orchestre de la Suisse Romande / Sinfonieorchester des Norddeutschen Rundfunks | 1 |
| Orchestre de la Suisse Romande, Choeur des Jeunes de l'Eglise Nationale Vaudoise, Ernest Ansermet, André Charlet, Elly Ameling, Aafje Heynis, Louis Devos | 2 |
| Orchestre De Opera Paris | 1 |
| Orchestre de Paris/Charles Munch | 1 |
| Orchestre de Picardie, Chur d'enfants d'Étouvie Amiens, Niños cantores Mexico, Edmon Colomer, Phillipe Murgier, Guillermo Sheridan | 2 |
| Orchestre de Picardie, Edmon Colomer | 2 |
| Orchestre de Radio Bucarest & Modest Cichirdan | 1 |
| Orchestre dirette da Mimmo Simone e Franco Costanza | 1 |
| Orchestre du Collegium Academicum, Gabriel Bacquier & Robert Dunand | 1 |
| Orchestre Du Pain | 2 |
| Orchestre du Théâtre des Champs Elysées | 2 |
| Orchestre du Théâtre National de l'Opéra de Paris, Robert Blot, Boston Symphony Orchestra, Pierre Monteux | 1 |
| Orchestre et Choeur, Sinfonica di Savona, M. La Guardia, Capucine Chiuaudani, Andrea Zese, Marta Moretto, Paolo Venturino, Marco Balderi | 1 |
| Orchestre et choeurs de l'Angelicum de Milan | 1 |
| Orchestre et Choeurs de l'Opéra Comique de Paris & Georges Sebastian | 4 |
| Orchestre Fayçal | 1 |
| Orchestre Lâabi | 3 |
| Orchestre Lamoureux | 1 |
| Orchestre Louis Camblor | 1 |
| Orchestre Madhoub | 1 |
| Orchestre Métropolitain du Grand Montréal, Joseph Rescigno | 1 |
| Orchestre Métropolitain, Walter Boudreau | 2 |
| Orchestre Mont-Blanc | 1 |
| Orchestre Musette Café de Paris | 1 |
| Orchestre National Bordeaux Aquitaine | 1 |
| Orchestre National de France & György Cziffra | 1 |
| Orchestre National de France / Kurt Masur / Sergey Khachatryan | 1 |
| Orchestre National de France, Kurt Masur | 1 |
| Orchestre National de France/Seiji Ozawa | 5 |
| Orchestre National de la Radio Polonaise, Katowice with Antoni Wit | 1 |
| Orchestre National de la Radiodiffusion Française/Maria Callas/Georges Prêtre | 1 |
| Orchestre National de la Radiodiffusion Française, Désiré-Émile Inghelbrecht | 1 |
| Orchestre National de la Radiodiffusion Française/Maria Callas/Georges Prêtre | 2 |
| Orchestre National de Lorraine, Jacques Mercier | 1 |
| Orchestre National de Paris & André Cluytens | 2 |
| Orchestre National de Paris & Igor Markevitch | 1 |
| Orchestre National du Capitole de Toulouse, Tugan Sokhiev | 1 |
| Orchestre OK Jazz & Co | 1 |
| Orchestre Philharmnique de la Communauté Française, Pierre Bartholomée, Musiques Nouvelles | 1 |
| Orchestre Philharmonique de Craiova & Modest Cichirdan | 1 |
| Orchestre Philharmonique de Koszalin & Silvano Frontalini | 1 |
| Orchestre Philharmonique de Liège | 1 |
| Orchestre Philharmonique de Liège, Patrick Davin, Laure Delcampe, Trio Fibonacci, Ensemble Modern, Carmen Fuggiss | 1 |
| Orchestre Philharmonique de Liège, Pierre Bartholomée | 2 |
| Orchestre Philharmonique de Monte Carlo/Gianluigi Gelmetti | 1 |
| Orchestre Philharmonique de Monte Carlo/Gianluigi Gelmetti | 1 |
| Orchestre Philharmonique De Monte-Carlo & Lawrence Foster | 1 |
| Orchestre Philharmonique de Monte-Carlo, Pierre Bartholomée, Mariette Kemmer | 1 |
| Orchestre Philharmonique de Strasbourg | 2 |
| Orchestre Philharmonique des Pays de la Loire | 2 |
| Orchestre Philharmonique du Luxembourg | 1 |
| Orchestre Philharmonique du Luxembourg, Arturo Tamayo | 1 |
| Orchestre Philharmonique du Luxembourg, Emmanuel Krivine | 1 |
| Orchestre Philharmonique du Luxembourg, Jean-Yves Ossonce, Marie Devellereau, Yann Beuron, Laurent Naouri, Etienne Plasman, Bill | 2 |
| Orchestre Philharmonique du Luxembourg, Marc Soustrot | 1 |
| Orchestre Philharmonique du Luxembourg, Marc Soustrot, Philippe Koch | 1 |
| Orchestre Philharmonique du Luxembourg, Mark Stringer | 1 |
| Orchestre Philharmonique du Luxembourg, Nicolas Chalvin, Sophie Marin-Degor, Doris Lamprecht, Jean-Sebastien Bou | 1 |
| Orchestre Raymond | 7 |
| Orchestre Révolutionnaire et Romantique, The Monteverdi Choir, John Eliot Gardiner | 2 |
| Orchestre Senhaji | 3 |
| Orchestre Shemt | 1 |
| Orchestre Sinfonia Varsovia, Idiaslaw Mostak | 1 |
| Orchestre Symphonique de la RTBF, Paul Uy | 1 |
| Orchestre symphonique de Montreal, Kent Nagano, Viviane Hagner | 1 |
| Orchestre Symphonique de Moscou | 1 |
| Orchestre Symphonique de Nuremberg, Robert Houlihan | 1 |
| Orchestre Symphonique De Québec | 1 |
| Orchestre Symphonique Du Mans | 2 |
| Orchestre Symphonique et Lyrique de Nancy, Sebastian Lang-Lessing | 1 |
| Orchestre Symphonique Neuchâtelois, Théo Loosli | 2 |
| Orchestre Symphonique Neuchâtelois, Théo Loosli, Gérard Lutz, Gilles Denizot, Alain Corbellari, Markus Wey, Fabio Maffei, Nathalie Dubois & Nouvel Ensemble Contemporain | 1 |
| Orchestre Symphonique Région Centre-Tours, Jean-Yves Ossonce, Choeurs de l'Opéra de Tours, Emmanuel Trenque, Sophie Marin-Degor, Jean-Sébastien Bou, Pierre-Yves Pruvot, Marie-Thérèse Keller, Sabine Revault d'Allonnes, Christophe Berry, Anna Destraël | 1 |
| Orchèstre Vévé | 1 |
| Orchestree Chem's | 1 |
| Orchestres et Chur du Conservatoire de Lausanne & Hervé Klopfenstein | 1 |
| Orchestro Del Teatro Regio Di Torino | 2 |
| Orchestrol Parade | 1 |
| Orchid 18 | 2 |
| Orchid Ensemble | 2 |
| Orchid Star | 2 |
| Orçun Kabil | 1 |
| Ordain | 1 |
| Ordained Praise | 1 |
| Ordarada | 1 |
| Ordeal | 1 |
| Ordeal By Fire | 1 |
| Orden der Wandalen | 1 |
| Orden Ogan | 1 |
| Orden y Mandato de San Miguel Arcángel | 1 |
| Ordensschwester Amelie | 3 |
| Order From Chaos / Janet Kuypers | 1 |
| Order Of The Ebon Hand | 1 |
| Ordinary K | 1 |
| Ordinary Pop | 1 |
| Ordit | 1 |
| Ordnungsamt | 2 |
| Ordo (Rosarius) Equilibrio | 1 |
| Ordo Rosarius Equilibrio | 8 |
| Ordog | 1 |
| Oreade Music | 1 |
| Orebro Chamber Choir | 2 |
| Oregon | 7 |
| Oregon Bach Festival Choir & Orchestra | 1 |
| Oregon Symphony | 9 |
| Oreja | 3 |
| Oreka Tx | 1 |
| Orekid | 1 |
| Orelha Negra | 1 |
| Orelse | 4 |
| Oren Ambarchi | 5 |
| Oren Ambarchi & Robbie Avenaim | 1 |
| Oren Ambarchi and Z'ev | 1 |
| Oren Lavie | 1 |
| Oren Shevlin | 1 |
| Orenda Fink | 9 |
| Orereta Abesbatza, Imanol Elizasu | 1 |
| Orestes Macias | 1 |
| Orestes Valido | 1 |
| Orestes Vilató | 1 |
| Orestis Makris | 1 |
| Orestis Ntantos | 2 |
| Oresund Space Collective | 1 |
| Orezi A.K.A. Oz Jones | 1 |
| ORF Symphony Orchestra, Milan Horvat | 3 |
| Orf-Chor | 1 |
| ORF-Symphonie Orchester, Radio Symphonie Orchester Ljubljana, Samo Hubad, Karl Etti, Milan Horvat | 1 |
| Orfeas Peridis | 11 |
| Orfei Farnesiani | 4 |
| Orfeo Baroque Orchestra, L' | 2 |
| Orfeó Catalá | 1 |
| Orfeó Català & Cobla Sant Jordi- Ciutat de Barcelona | 1 |
| Orfeo Negro | 7 |
| Orfeon Donostiarra | 1 |
| Orfeón Donostiarra, Jose Antonio Sainz, Orquesta Sinfónica de Tenerife, Victor Pablo Pérez | 1 |
| Orfeon infantil de Madrid | 1 |
| Orfeon Infantil Mexicano | 3 |
| Orfeon Universitario-Estudiantina Universitaria | 1 |
| Orford String Quartet | 9 |
| Orford String Quartet, Jane Coop, Patrick Wedd, Valerie Weeks, William Aide, John Beckwith, Helena Bowkun | 1 |
| Orford String Quartet, Purcell String Quartet | 1 |
| Orford String Quartet, Rosemarie Landry | 2 |
| Organ | 9 |
| Organ Donors | 1 |
| Organ Donors and Vinylgroover | 1 |
| Organ Dreamsound | 1 |
| Organ Jazztrio & Martin Weiss | 1 |
| Organ Of The Oude Kerk (Old Church) Delft, The Netherlands | 1 |
| Organ Trio Reward | 1 |
| Organic | 1 |
| Organic Arma | 2 |
| Organic DJs | 1 |
| Organic Grooves | 2 |
| Organic. | 1 |
| organicArma | 1 |
| Organiks | 1 |
| Organism 12 | 2 |
| Organized Cartel | 3 |
| Organized Konfusion | 2 |
| Organized Noise | 2 |
| Organizers | 2 |
| Organs In England | 1 |
| Orgatronics | 1 |
| Orgi 69 | 1 |
| Orgue Hammond Orchestra | 1 |
| Orgullo Norteño | 1 |
| Orgullo Norteno | 1 |
| Orgy | 8 |
| Orhan Artan | 1 |
| Orhan Berk | 1 |
| Orhan Canayakin | 1 |
| Orhan Cebeci | 1 |
| Orhan Gencebay | 7 |
| Orhan Hakalmaz | 4 |
| Orhan Hayri | 1 |
| Orhan Mecit | 1 |
| Orhan Osman | 1 |
| Orhan Pehlivan & Kemal Pehlivan | 1 |
| Orhan Ölmez | 1 |
| Orheim & Kaasin | 1 |
| Ori Dagan | 1 |
| Ori-ska | 1 |
| Oriana lee | 1 |
| Oriana Women's Choir | 2 |
| Orianthi | 2 |
| Orient Affair | 1 |
| Orient Express | 3 |
| Orienta-Rhythm | 2 |
| Orienta-Rhythm, Joi Cardwell | 1 |
| Orienta-Rhythm, Michelle Weeks | 1 |
| Oriental Brothers International Band | 3 |
| Oriental Brothers International Band Led By F.Dan. Satch Okpara | 7 |
| Oriental Funk Stew, Oliver Desmet | 1 |
| Oriental Jam | 2 |
| Oriental Mood | 1 |
| Oriental Sheik | 1 |
| Oriental Teahouse | 1 |
| Oriental Wind | 3 |
| Orientation | 3 |
| Orientexpressen | 2 |
| Orientis Partibus | 1 |
| Orig. Bayerwald Vagabunden | 1 |
| Orig. Bregenzerwälder Dorfmusikanten | 1 |
| Orig. Oberpfalz-Duo | 1 |
| Orig. Steiner Buam | 1 |
| Origami | 1 |
| Origami Arktika | 1 |
| Origami Galaktika | 3 |
| Origin | 3 |
| Origin Band | 1 |
| Originais do Pagode | 1 |
| Original Broadway Cast | 53 |
| Original Broadway Cast of 'Joseph and the Amazing Technicolor Dreamcoat' | 1 |
| Original Broadway Cast Recording | 6 |
| Original C.M. Ziehrer Orchester | 1 |
| Original Cartel | 14 |
| Original Cartoon Cast | 1 |
| Original Cast | 4 |
| Original Cast Of Little Mary Sunshine | 1 |
| Original Cast Recording | 26 |
| Original Cast Recording of Grease | 1 |
| Original Cast Recordings | 1 |
| Original Cast Tampa, FL | 1 |
| Original Cast Vienna | 1 |
| Original Cast Vienna & Orchester der Vereinigten Bühnen Wien | 2 |
| Original Dixieland Jazz Band | 11 |
| Original Edelweiss Trio, Ammertaler Musikanten | 1 |
| Original Experience | 1 |
| Original Face | 1 |
| Original Film Soundtrack | 16 |
| Original Fischergeister | 1 |
| Original Gospel Messengers | 1 |
| Original Grin | 1 |
| Original Hamburger Fährmaster-Chor | 1 |
| Original Hamster | 1 |
| Original Harmonika Duo | 1 |
| Original Hoch- und Deutschmeister | 1 |
| Original Kaiserjäger | 1 |
| Original Latin All Stars | 6 |
| Original Leberkas Duo | 1 |
| Original London Cast Of 'The Woman In White' | 4 |
| Original London Cast Recordings | 2 |
| ORIGINAL LOVE | 13 |
| ORIGINAL LOVE | 1 |
| Original Memphis Five | 2 |
| Original Motion Picture | 2 |
| Original Motion Picture Soundtrack | 35 |
| Original Motion Picture Soundtrack, Yuval Ron | 1 |
| Original Music From The Motion Picture | 2 |
| Original Naabtal Duo | 27 |
| Original New York Cast | 1 |
| Original Ninja | 1 |
| Original Occitana | 1 |
| Original Off-Broadway Cast | 1 |
| Original Piano Trio, The | 1 |
| Original Radio Broadcasts | 4 |
| Original Rap Staff | 1 |
| Original Recipe | 2 |
| Original Silence | 2 |
| Original Soho Skiffle Group | 1 |
| Original Soundtrack | 198 |
| Original Soundtrack By Knut Avenstroup Haugen | 2 |
| Original Television Cast | 1 |
| Original Vogtlandecho | 2 |
| Orijinal Ninja | 1 |
| Orinda | 1 |
| Orinoco Haven | 1 |
| Orinoko | 1 |
| Oriol | 2 |
| Oriol Canals | 1 |
| Oriol Roca | 1 |
| Oriol Romaní, Ignasi Terraza | 1 |
| Oriol Tramvia | 2 |
| Oriol Tranvia | 1 |
| Oriole | 2 |
| Orioles | 6 |
| Orion | 1 |
| Orion & James Cole | 1 |
| Orion Brass Band | 1 |
| Orion Ensemble | 1 |
| Orion Rigel Dommisse | 1 |
| Orion Signs | 1 |
| Orion String Quartet | 5 |
| Oris Jay | 1 |
| Orishas | 31 |
| Orison | 1 |
| Orits Pupa Williki | 2 |
| Orits Wiliki Kole-Man Revolutionaire | 1 |
| Orits Williki | 2 |
| Oriz | 1 |
| ORKA | 1 |
| Orkes Cafrinho Tugu | 1 |
| Orkest de Volharding | 3 |
| Orkest van het Oosten, Ludwig Van Beethoven, Johann Wolfgang Von Goethe, Jan Willem de Vriend, Cora Burggraaf, Wim T. Schippers | 1 |
| Orkesterpop | 1 |
| Orkidea & David West | 1 |
| Orko | 1 |
| Orlà | 1 |
| Orla Fallon | 2 |
| Orlando | 2 |
| Orlando "Puntilla" Rios y El Conjunto Todo Rumbero | 1 |
| Orlando & Aaron | 1 |
| Orlando B | 2 |
| Orlando Cachaíto López | 1 |
| Orlando Canto | 3 |
| Orlando Colado | 1 |
| Orlando Collado | 1 |
| Orlando Conga | 2 |
| Orlando Consort | 5 |
| Orlando Consort, Estonian Philharmonic Chamber Choir, Paul Hillier | 1 |
| Orlando Consort, Robert Harre Jones, Charles Daniels, Angus Smith, Don Grieg | 1 |
| Orlando Contreras | 4 |
| Orlando di Lasso Ensemble | 6 |
| Orlando di Lasso Ensemble Hannover | 1 |
| Orlando di Lasso Ensemble Hannover, Bläser-Collegium Leipzig, La Gamba Freiburg | 1 |
| Orlando di Lasso Ensemble, Detlef Bratschke | 1 |
| Orlando Guerra "Cascarita" | 1 |
| Orlando Guerra "Cascarita" y Orquesta | 1 |
| Orlando Guerra Cascarita Y Orquesta | 1 |
| Orlando Jacinto Garcia | 1 |
| Orlando Julius | 2 |
| Orlando Marín and His Orchestra | 1 |
| Orlando Menthol | 1 |
| Orlando Pabellon | 1 |
| Orlando Philharminic Orchestra | 1 |
| Orlando Philharmonic Orchestra | 4 |
| Orlando Poleo | 3 |
| Orlando Pops Orchestra | 34 |
| Orlando Silva | 2 |
| Orlando Silveira | 1 |
| Orlando Valle "Maraca" | 2 |
| Orlando Vallejo | 6 |
| Orlando Vaughan | 1 |
| Orlando Vera Cruz | 4 |
| Orlando Voorn | 2 |
| Orlando Watusi | 1 |
| Orlando Y Su Combo | 1 |
| Orlann Divo | 1 |
| Orleans | 15 |
| Orleya | 2 |
| Orleysa | 2 |
| Orly | 1 |
| Orman Bitch | 2 |
| Orman Bitch & Royal Ash | 1 |
| Ormante | 1 |
| Ormatie | 2 |
| Ormen & Alberte | 2 |
| Ormondroyd | 1 |
| Orn Magnusson | 1 |
| Ornament | 1 |
| Ornand Altenburg | 2 |
| Ornella Gattoni | 1 |
| Ornella Vanoni | 55 |
| Ornella Vanoni And Gino Paoli | 4 |
| Ornella Vanoni with Toquinho and Vinicius De Moraes | 1 |
| Ornella Vanoni, Gino Paoli | 1 |
| Ornette Coleman | 4 |
| Ornette Coleman | 1 |
| Ornette Coleman | 20 |
| Ornette Coleman & Prime Time | 1 |
| Ornette Coleman Quintet | 1 |
| Ornette Coleman Trio | 2 |
| Ornette Coleman;London Symphony Orchestra | 1 |
| Ornob | 1 |
| Oro | 1 |
| Oro Latino | 1 |
| Oro Negro | 1 |
| Oro Y La Tequila | 1 |
| Orod Anzabipour | 1 |
| orolana | 1 |
| Oromocto Diamond | 1 |
| Orphan | 2 |
| Orphan Songs | 1 |
| Orphan Train | 1 |
| Orphanage | 3 |
| Orphaned Land | 3 |
| Orpheé | 2 |
| Orphei Drangar | 2 |
| Orphenica Lyra | 1 |
| Orpheos | 1 |
| Orpheus | 4 |
| Orpheus Chamber Orchestra | 1 |
| Orpheus Chamber Orchestra [Orchestra] | 1 |
| Orpheus Flowers | 1 |
| Orpheus String Quartet | 3 |
| Orpheus Vocal Ensemble | 2 |
| Orpheus ® | 1 |
| Orpheus-Duo | 2 |
| Orphilus Recordings | 1 |
| Orplid | 3 |
| Orps | 1 |
| Orq. Popular Española | 1 |
| Orq.Celestial - Reg.: W.Lemke | 1 |
| Orqestra Aragon | 1 |
| Orqeusta Corporación Latina | 1 |
| Orquesta 'Ciudad De Granada' | 2 |
| Orquesta Alma Latina | 1 |
| Orquesta Almendra | 2 |
| Orquesta Almendra de Abelardito Valdés | 1 |
| Orquesta America | 5 |
| Orquesta America De Ninon Mondejar | 6 |
| Orquesta America del '55 | 1 |
| Orquesta America del 55 & Ruben Gonzalez | 1 |
| Orquesta América del 55 y Estrellas Cubanas | 1 |
| Orquesta Amigos de Mozart de Praga | 1 |
| Orquesta Anacaona | 1 |
| Orquesta Antonio Maria Romeu | 1 |
| Orquesta Aragón | 29 |
| Orquesta Aragon | 3 |
| Orquesta Aragon de Cub | 1 |
| Orquesta Aragon De Cuba | 1 |
| Orquesta Aragón de Cuba - The Originals Series | 1 |
| Orquesta Aragon, Perez Prado | 1 |
| Orquesta Arcaño | 1 |
| Orquesta Arcaño Y Sus Maravillas | 1 |
| Orquesta Armonia | 1 |
| Orquesta Armonia Show | 8 |
| Orquesta Bajo, Maruja Gonzalez, Hernan Pelayo, America Crespo, Francisco Naya | 1 |
| Orquesta Bamboleo | 1 |
| Orquesta Barcelona | 1 |
| Orquesta Barroca de Sevilla | 2 |
| Orquesta Barroca De Sevilla & Coro Barroco De Andalucia | 1 |
| Orquesta Bríhí, Abdelkrím Raís, Muhammed Isásí | 1 |
| Orquesta Broadway | 20 |
| Orquesta Buenos Aires | 1 |
| Orquesta Caravelle | 1 |
| Orquesta Casino de La Haban | 1 |
| Orquesta Casino De La Playa | 3 |
| Orquesta Casino De Sevilla | 1 |
| Orquesta Chanaton | 2 |
| Orquesta Chanaton, Orquesta Big Devils | 1 |
| Orquesta Charanga (Integrada Por Jóvenes Talentos De Las Escuelas De Arte) | 1 |
| Orquesta Cimarron | 2 |
| Orquesta Ciudad De Granda, Piotr Wegener & Juan De Udaeta | 1 |
| Orquesta Ciudad Trujillo | 3 |
| Orquesta CMQ | 1 |
| Orquesta Color Tango De Roberto Alvarez | 1 |
| Orquesta Contemporânea de Olinda | 1 |
| Orquesta Cosmopolita De Cuba | 1 |
| Orquesta Costa Brava | 1 |
| Orquesta Cubana | 1 |
| Orquesta Cubana de musica moderna | 1 |
| Orquesta Dámaso Pérez Prado | 1 |
| Orquesta de 101 Cuerdas | 1 |
| Orquesta De Alejandro Cardona | 1 |
| Orquesta de Belisario López | 1 |
| Orquesta de Camara de La Habana | 1 |
| Orquesta de Cámara de Salzburgo, Antonio Vivaldi | 1 |
| Orquesta De Camara Kuerani, Rocio Prospero | 1 |
| Orquesta de cámaraThe New Suite | 2 |
| Orquesta de Córdoba & José Luis Temes | 2 |
| Orquesta De Cordoba Olv Jose Luis Temes | 2 |
| Orquesta de la Academia del Gran Teatre del Liceu de Barcelona, Cece Giannotti, Alex Warner, Eva Díaz, Jean-Paul Dupeyron, Jean-Paul Wabotaï, John Ward, Antonio Da Silva Oliveira "Mü", Sam Lardner, Maria Chapman, Alex Gaspa, Gaby Katz, Joe Lewis, Freddy W | 1 |
| Orquesta De La Comunidad De Madrid | 1 |
| Orquesta De La Luz | 1 |
| Orquesta de la Opera de Berlín, The London Symphony Orchestra | 1 |
| Orquesta De La Ópera De Berlín, The London Symphony Orchestra, Kraus Wolfman & Malcon Richards | 1 |
| Orquesta De La Opera De Hungría | 1 |
| Orquesta de la Opera Popular de Viena | 1 |
| Orquesta de la Radio Italiana Roma, Coro de la Radio Italiana Roma, Vittorio Gui, Rolando Panerai, Dimitri Lopatto, Boris Christoff, Giuseppe Modesti, Africo Baldelli, Maria Callas, Maghe Di Klingsor | 3 |
| Orquesta de las Américas, Carlos Prieto, Carlos Miguel Prieto | 1 |
| Orquesta De Las Nubes | 1 |
| Orquesta De Lirica y Coros | 3 |
| Orquesta de Neno Gonzalez | 1 |
| Orquesta de Pérez Prado | 1 |
| Orquesta De Quinceo | 1 |
| Orquesta De Salon | 2 |
| Orquesta de Silver Andrey | 5 |
| Orquesta de Valencia | 1 |
| Orquesta del Conservatorio de Tetuán, Mohammed Ben Arbi Temsamani, Abd s-Sádaq Shqára | 1 |
| Orquesta Del Festival Mozart & Franz Frankel | 1 |
| Orquesta del Palacio de las Bellas Artes de Mexico, Coro del Palacio de las Bellas Artes de Mexico, Oliviero de Fabritiis, Ignazio Ruffino, Oralia Dolínguez, Maria Callas, Mario Del Monaco, Roberto Silva, Giuseppe Taddei, Carlos Sagarminaga | 3 |
| Orquesta del Tango de Buenos Aires | 1 |
| Orquesta del Teatro de la Opera de Roma, Coro del Teatro de la Opera de Roma, Tulio Serafin, Giuseppe Conca, Beniamino Gigli, Maria Coniglia, Gino Bechi, Fedora Barbieri, Elsa Ribetti, Nicola Niccolini, Tancredi Pasero, Ugo Novelli, Blando Giusti | 2 |
| Orquesta del Teatro de la Scala de Milan, Wilhelm Furtwängler, Ferdinand Frantz, Angelo Mattiello, Günther Treptow, Joachim Sattler, Ludwig Weber, Albert Emmerich, Alois Pernerstorfer, Emil Markwort, Elisabeth Höngen, Walburga Wegener, Margret Weth-Falke, | 2 |
| Orquesta del Teatro Metropolitan de New York, Coro del Teatro Metropolitan de New York, Gennaro Papi | 2 |
| Orquesta del Teatro Real de la Opera de Roma, Coro del Teatro Real de la Opera de Roma, Oliviero de Fabritiis | 2 |
| Orquesta Donato-Zerrillo | 2 |
| Orquesta Dynnastia | 1 |
| Orquesta El Arranque | 3 |
| Orquesta El Equipo | 1 |
| Orquesta Elio Revé | 1 |
| Orquesta Escuela de Tango | 3 |
| Orquesta Española De Baile | 1 |
| Orquesta Española de Conciertos | 1 |
| Orquesta Estrellas Cubanas | 1 |
| Orquesta Festival De Praga | 1 |
| Orquesta Festival de Viena | 1 |
| Orquesta Festival Praga | 2 |
| Orquesta Filarmónica Checa | 2 |
| Orquesta Filarmónica De Berlín & Alexander Graunke | 2 |
| Orquesta Filarmónica De Conciertos De Budapest | 1 |
| Orquesta Filarmónica de Eslovaquia | 2 |
| Orquesta Filarmonica De Eslovaquia | 1 |
| Orquesta Filarmonica de Gran Canaria | 1 |
| Orquesta Filarmónica de Gran Canaria, Antoni Ros-Marba, Christopher Adey, Jose Luis Garcia Asensio | 1 |
| Orquesta Filarmónica De Hamburgo & Hans Zanotelli | 1 |
| Orquesta Filarmónica de Londres, Stephen Simon, Rosi Amador | 1 |
| Orquesta Filarmonica de Praga | 2 |
| Orquesta Filarmónica De Radio Hamburgo | 1 |
| Orquesta Filarmónica de Viena | 1 |
| Orquesta Filarmónica Slovaka & Anton Nanut | 1 |
| Orquesta Filarmónica Y Coro De La Opera De Viena & Alfred Scholz | 1 |
| Orquesta Filarmónica Y Coros De Viena | 1 |
| Orquesta Flamboyan | 1 |
| Orquesta Gigante de Antonio Ma Romeu | 1 |
| Orquesta Guadalquivir | 1 |
| Orquesta Guayacan | 2 |
| Orquesta Habana | 1 |
| Orquesta Harlow | 10 |
| Orquesta Hermanos Castro | 3 |
| Orquesta Hermanos Palau | 1 |
| Orquesta Hispania | 1 |
| Orquesta Huambaly | 1 |
| Orquesta Ibérica De Conciertos Del Teatro Apolo De Madrid | 1 |
| Orquesta Ibérica De Conciertos, Coros Cantores De Madrid | 2 |
| Orquesta Imperial Del Tango | 2 |
| Orquesta Imperial Vienesa | 1 |
| Orquesta Inmensidad | 4 |
| Orquesta Internacional Los Niches | 1 |
| Orquesta International de Ninos | 1 |
| Orquesta International Hermanos Flores | 1 |
| Orquesta Intersonido | 3 |
| Orquesta José Colángelo | 1 |
| Orquesta Joven | 1 |
| Orquesta Julian Plaza | 1 |
| Orquesta julio Gutierrez Y Cuarteto De C.faxa | 2 |
| Orquesta Kalamary | 1 |
| Orquesta La Artilleria | 1 |
| Orquesta La Conspiracion | 1 |
| Orquesta La Corporacion Latina | 2 |
| Orquesta La Fabulosa | 1 |
| Orquesta La Fuga | 1 |
| Orquesta La Selecta De Veracruz | 2 |
| Orquesta La Super C | 1 |
| Orquesta La Terrifica | 1 |
| Orquesta La Unica | 1 |
| Orquesta Laberinto | 2 |
| Orquesta Lamoureux | 1 |
| Orquesta Latino Americana | 1 |
| Orquesta Latinos Band | 2 |
| Orquesta Lirica Campogrande | 4 |
| Orquesta Lírica de Madrid | 2 |
| Orquesta Manuel De Falla; Orquesta De Cordoba | 1 |
| Orquesta Maravella | 10 |
| Orquesta Maravilla De Florida | 1 |
| Orquesta Maravillas de Florida | 1 |
| Orquesta Melao | 1 |
| Orquesta Melodia | 26 |
| Orquesta Miramar | 1 |
| Orquesta mondragon | 1 |
| Orquesta Montesinos | 1 |
| Orquesta Montilla | 1 |
| Orquesta Mulenze | 2 |
| Orquesta Neno González | 4 |
| Orquesta Oriental | 1 |
| Orquesta Oriental Cubana | 1 |
| Orquesta Pasion Juvenil | 2 |
| Orquesta Pasodobles | 1 |
| Orquesta Plateria | 1 |
| Orquesta Plaza De Toros | 5 |
| Orquesta Publivox | 1 |
| Orquesta Raiz Latina | 14 |
| Orquesta Reve | 1 |
| Orquesta Revolución 70 | 3 |
| Orquesta Riverside | 5 |
| Orquesta Rocco Camero | 1 |
| Orquesta Romantica de La Habana | 4 |
| Orquesta Romanticos De Cuba | 1 |
| Orquesta Romanticos de La Habana | 3 |
| Orquesta Romanticos de La Habana, Miguel Nacel | 1 |
| Orquesta Romeu | 1 |
| Orquesta Rumbavana | 1 |
| Orquesta S.E.D.M. | 1 |
| Orquesta Sabor Internacional | 1 |
| Orquesta Sakamoto Del Japon | 1 |
| Orquesta San Juan | 1 |
| Orquesta San Lucas, Evelio "El Bohemio Solitario", Los Parranderos, Rey Oh Beybi, El Tio Y Su Escandalo Unico "Hombre Orquesta", Don Fidencio | 1 |
| Orquesta San Vicente de Tito Flores | 1 |
| Orquesta San Vincente De Tito Flores | 1 |
| Orquesta Santa Cecilia | 2 |
| Orquesta Sensación | 3 |
| Orquesta Sensacion De Roland Valdes Con Alba Rosa | 1 |
| Orquesta Siglo XX | 1 |
| Orquesta Simfònica i Cors, Manuel Valdivieso | 1 |
| Orquesta Sinfónica Carlos Chávez, Juan Carlos Lomónaco | 1 |
| Orquesta Sinfonica Checa | 3 |
| Orquesta Sinfónica Ciudad Autónoma de Melilla, Angel Lasheras Canales | 1 |
| Orquesta Sinfonica De Berlin | 3 |
| Orquesta Sinfónica De Berlín & Peter Schalmhaus | 1 |
| Orquesta Sinfónica De Castilla Y León, Orquestra De Cadaqués, Gianandrea Noseda | 1 |
| Orquesta Sinfónica De Eslovaquia | 2 |
| Orquesta Sinfónica De España, Orquesta Filarmónica De España, Isaac Albéniz, Enrique Granados, Salvador Bacarisse, Fernando Sor | 2 |
| Orquesta Sinfonica De Euskadi (Basque National Orchestra) | 2 |
| Orquesta Sinfónica de Galicia, José Ramón Encinar | 1 |
| Orquesta Sinfónica de Hamburgo | 1 |
| Orquesta Sinfonica de Kiev | 1 |
| Orquesta Sinfonica de la Radio TV Espanola | 1 |
| Orquesta Sinfónica de La RAI De Turin | 1 |
| Orquesta Sinfónica De Munich, Orquesta Filarmónica De Londres, Libor Bucher & Helmut Pesek | 1 |
| Orquesta Sinfónica De Munich, Orquesta Filarmónica De Londres, Otto Prinzt & Helmut Pesek | 1 |
| Orquesta Sinfonica De Praga | 1 |
| Orquesta Sinfónica de Praga & Alirio Diaz | 1 |
| Orquesta Sinfónica de Radio Berlín | 2 |
| Orquesta Sinfónica De Radio Berlin | 1 |
| Orquesta Sinfonica De Radio Hamburgo | 9 |
| Orquesta Sinfónica de Radio Hamburgo | 1 |
| Orquesta Sinfónica De Radio Ljubljana | 3 |
| Orquesta Sinfónica de Radio Praga | 1 |
| Orquesta Sinfónica de rtve, Adrian Leaper, Orquesta de Cadaqués, Gianadrea Noseda, Joven Orquesta Nacional de España, Josep Caballé | 1 |
| Orquesta Sinfónica de Sarajevo | 1 |
| Orquesta Sinfónica de Silver Andrey, London Symphony Orchestra | 1 |
| Orquesta Sinfónica de Silver Andrey, Ron Solman | 1 |
| Orquesta Sinfónica de Xalapa, Carlos Miguel Prieto | 1 |
| Orquesta Sinfonica Eslovaca | 1 |
| Orquesta Sinfónica Nacional | 4 |
| Orquesta Sinfónica Y Coro De La RAI De Roma | 1 |
| Orquesta Sinfónica Y Coro De La RAI De Turín | 1 |
| Orquesta Sinfonica Y Coros De Baden-Baden | 1 |
| Orquesta Sinfónica, Oswaldo Rodriguez | 1 |
| Orquesta Sonara La Habana | 12 |
| Orquesta Sonora La Habana | 1 |
| Orquesta Staastoper de Berlín, Coro Staastoper de Berlín, Johannes Schüler, Erna Berger, Peter Anders, Eugen Fuchs, Josef Greindl, Else Tegetthof, Franz Sauer | 2 |
| Orquesta Sublime | 8 |
| Orquesta Suprema | 9 |
| Orquesta Tea | 1 |
| Orquesta Termidor, Luis Frank Arias, Nicolas Sirgado | 1 |
| Orquesta Típica Argentina | 3 |
| Orquesta Tipica Buenos Aires | 3 |
| Orquesta Típica de Buenos Aires | 3 |
| Orquesta Tipica Ideal | 3 |
| Orquesta Típica Le Clerq | 1 |
| Orquesta Tipica Nacional | 1 |
| Orquesta Tipica Victor | 1 |
| Orquesta Tropical del Caribe | 1 |
| Orquesta Tropical do Caribe | 1 |
| Orquesta Typica Osvaldo Fresedo | 1 |
| Orquesta Typica Osvaldo Fresedo con Ricardo Ruiz | 1 |
| Orquesta Venezuela En Ritmo | 1 |
| Orquesta Victoria De Cheo Belén Puig | 1 |
| Orquesta y Coro de la Filarmónica de Eslovaquia | 1 |
| Orquesta Y Coro De La Scala | 1 |
| Orquesta Y Coro De La Scala De Milan | 1 |
| Orquesta Y Coros a Piano | 2 |
| Orquesta Y Coros De Los Boteros Del Volga | 1 |
| Orquesta y Coros de Varsovia | 7 |
| Orquesta y Coros del Teatro Nacional | 3 |
| Orquesta Yarez, Chamy Solano | 1 |
| Orquestra Albatroz | 7 |
| Orquestra Barroca de Mallorca, Barry Sargent | 1 |
| Orquestra Brasileira de Musica Jamaicana | 1 |
| Orquestra Brasília | 1 |
| Orquestra Calestial | 1 |
| Orquestra Ciutat de Bárcelona, José Luis Temes, Quartet de Bec Frullato, Orquestra de Cambra Teatre Lliure de Barcelona | 1 |
| Orquestra Club Da Valsa | 2 |
| Orquestra Commander | 2 |
| Orquestra Cosmopolita | 1 |
| Orquestra Da Terra | 1 |
| Orquestra de Cadaqués | 1 |
| Orquestra de Cadaqués, Àgata Roca, Philippe Entremont | 1 |
| Orquestra de Cadaqués, Carme Plà, Salvador Brotons | 1 |
| Orquestra de Cadaqués, Gianandrea Noseda | 8 |
| Orquestra de Cadaqués, Jordi Sánchez, Vasily Petrenko | 1 |
| Orquestra de Cadaqués, Leonor Watling, Vasily Petrenko | 1 |
| Orquestra de Cadaqués, Sir Neville Marriner | 10 |
| Orquestra de Cadaqués, Sir Neville Marriner, David Nel-lo | 1 |
| Orquestra De Cambra Catalana | 1 |
| Orquestra de Cambra Catalana, Jan Pàmies, Young-Hee Kim, Montserrat Pi | 1 |
| Orquestra de Cambra Catalana, Joan Pàmies | 1 |
| Orquestra de Cambra de l'Empordà, Orquestra Filharmònica de Catalunya, Jordi Piccorelli, Jordi Cordina, Laura Boschetti | 1 |
| Orquestra de Cambra del Maresme | 1 |
| Orquestra de Cambra Gonçal Comellas | 1 |
| Orquestra de Cambra Illa de Menorca, Isabel Fèlix, Andrew Watkinson | 1 |
| Orquestra De Cambra Teatre Lliure | 1 |
| Orquestra de Cambra Terrassa 48, Adolf Pla, Quim Térmens | 1 |
| Orquestra de Cambra Terrassa 48, Quim Térmens | 1 |
| Orquestra De Cambra: Direcció Antoni Ros-Marbá | 1 |
| Orquestra De L'Acadèmia Del Gran Teatre Del Liceu & Guerassim Voronkov | 1 |
| Orquestra de Lubeck, Johannes Davis, Adolphe Adam | 1 |
| Orquestra de Violões de Brasília | 1 |
| Orquestra de Violões de Brasília [Guitar Orchestra of Brasilia] | 1 |
| Orquestra E Coro Bloco Festeiros Da Alegria | 2 |
| Orquestra Filarmónica de Moravia Olomouc, Roberto Montenegro, Horacio Romo, Astor Piazzolla | 1 |
| Orquestra Filharmonica de la Universitat de Valencia | 1 |
| Orquestra Guitarres Barcelona | 1 |
| Orquestra Harlow | 1 |
| Orquestra Hekàteros, Companyia Lazzigags | 1 |
| Orquestra Imperial | 2 |
| Orquestra Internacional Montgrins | 1 |
| Orquestra Jazz De Matosinhos | 1 |
| Orquestra Jovem Tom Jobim | 1 |
| Orquestra Maravella | 2 |
| Orquestra Nacional De Cambra d'Andorra | 2 |
| Orquestra Pé de Moleque (Children's Orchestra) | 1 |
| Orquestra Petrobras Sinfônica | 1 |
| Orquestra Plateria | 1 |
| Orquestra Popular Ceu Na Terra | 1 |
| Orquestra Popular da Bomba do Hemetério | 1 |
| Orquestra RIAS de Berlim | 1 |
| Orquestra Ritmo Tropical | 1 |
| Orquestra Romantica Brasileira | 8 |
| Orquestra Romântica Brasileira | 2 |
| Orquestra Romanticos de la Habana | 1 |
| Orquestra Simfònica Catalana | 2 |
| Orquestra Simfònica De Barcelona I Nacional De Catalunya & Lawrence Foster | 1 |
| Orquestra Simfònica de Barcelona i Nacional de Catalunya (OBC), Josep Vicent | 1 |
| Orquestra Simfònica de Barcelona i Nacional de Catalunya, Franz-Paul Decker, Konstantin Simonovitch, Arturo Tamayo | 1 |
| Orquestra Simfonica de Barcelona Nacional de Catalunya Eiji Oue | 1 |
| Orquestra Simfònica dèl Vallès, Albert Argudo, Assumpta Mateu i Vilaseca | 1 |
| Orquestra Simfònica dèl Vallès, Jordi Mora | 1 |
| Orquestra Sinfónica De RTVE, Finnish Radio Symphony Orchestra, Joven Orquestra Nacional De España | 1 |
| Orquestra Sinfônica Do Estado De São Paulo, Banda Mantiqueira, John Neschling | 1 |
| Orquestra Sinfonica e Coro do Tatro La Scala | 1 |
| Orquestra Vigo 430 | 1 |
| Orquestrina Galana | 1 |
| Orr, Scott | 1 |
| Orrall & Wright | 1 |
| Orrenmaa Band | 1 |
| Orrin Evans | 1 |
| Orrin Evans Octet, John Swana, Tim Warfield, Rodney Whitaker, Byron Landham | 1 |
| Orrin Evans, Eric Revis, Nasheet Waits, Edgar Bateman | 1 |
| Orrin Evans, Ralph Bowen, J.D. Allen, Mike Boone, Eric Revis, Rodney Green, Byron Landham | 1 |
| Orrin Evans, Ralph Bowen, Sam Newsome, Duane Eubanks, Reid Anderson, Nasheet Waits | 1 |
| Orrin Evans, Ralph Bowen, Tim Warfield, Antonio Hart, Sam Newsome, Avishai Cohen, Rodney Whitaker, Ralph Peterson | 1 |
| Orrin Evans, Rodney Whitaker, Ralph Peterson | 1 |
| oRSo | 3 |
| Orsolia | 1 |
| Orsolino Quintett | 1 |
| Orson | 1 |
| Orson Hentschel | 1 |
| Orson Welles | 21 |
| Orson Welles, Jackie Cooper | 1 |
| Orson Welles, John Houseman, Carl Frank, Joseph Cotten, Vincent Prince | 1 |
| Orson Welles, Joseph Cotton | 1 |
| Orson Welles, Laurence Olivier, Ronald Colman | 3 |
| Orson Welles, Lionel Barrymore | 1 |
| Orson Wells | 1 |
| Orte der Stille | 1 |
| Ortega & Stavöstrand | 2 |
| Orthrelm | 2 |
| Ortinho | 2 |
| Ortolan | 2 |
| Ortophonk | 1 |
| Oru Kadhalan Oru Kadhali | 1 |
| Oruga | 1 |
| Orup | 7 |
| Orville Davis | 2 |
| Ory J | 1 |
| Ory NoMan | 1 |
| Oryx | 1 |
| Os 4 Gaudérios | 2 |
| Os Areeiras | 1 |
| Os Bambas | 1 |
| Os Bilias | 1 |
| Os Borges | 1 |
| Os Brazões | 1 |
| Os Canarinhos de Pirabas | 1 |
| Os Cariocas | 2 |
| Os Cariocas, Ismail Netto | 1 |
| Os Carunchos | 1 |
| Os Choroes | 1 |
| Os Diagonais | 1 |
| Os Diplomaticos de Monte-Alto | 3 |
| Os Druidas | 2 |
| Os Gaiteiros de Soutelo | 1 |
| Os Havaianos | 1 |
| Os Ingênuos | 1 |
| Os Ipanemas | 1 |
| Os Malandros | 1 |
| Os Manos | 1 |
| Os Montes de Lugo | 1 |
| Os Mulekes | 1 |
| Os Mutantes | 6 |
| Os Paralamas Do Sucesso | 25 |
| Os Patrões | 1 |
| Os Pilantrocratas | 1 |
| Os Pintaínhos | 1 |
| Os poETs | 2 |
| Os Resentidos | 7 |
| Os Ritmistas | 1 |
| Os Satelites, Pachequinho | 1 |
| Os Serranos | 1 |
| Os Terribles de Donas | 1 |
| Os the Darma Lóvers | 1 |
| Os Tornados | 1 |
| Os Travessos | 4 |
| Os101 | 6 |
| Osaka Popstar | 1 |
| OSANNA | 3 |
| Osanna, David Jackson | 1 |
| Osaro | 1 |
| Osasto | 4 |
| Osbert Azore | 1 |
| Osborne | 7 |
| Osborne Brothers | 2 |
| Osborne, DMX Krew | 1 |
| Osborne, Matt (Pal Records) | 1 |
| Oscar | 2 |
| Oscar "Papa" Celestin's Tuexdo Jazz Band | 1 |
| Oscar Agudelo | 2 |
| Oscar Aguilera Feat. Nicolas De Angel | 1 |
| Oscar Aleman | 7 |
| Oscar Alem|Juan Falú | 1 |
| Oscar Benito | 3 |
| Oscar Bohorquez | 1 |
| Oscar Brand | 14 |
| Oscar Brown Jr. | 6 |
| Oscar Brown, Jr. and Matthew Herbert | 1 |
| Oscar Burnside vs Pr1mo | 1 |
| Oscar Castro-Neves | 1 |
| Oscar Castro-Neves with Members of the Paul Winter Consort | 1 |
| Oscar Chavez | 2 |
| Oscar Chavez, Carmina Cannavino, Rafael Mendoza, Armando Chacha, Jorge Buenfil, La Trenza, Ruben Ortiz | 1 |
| Oscar Chavez, El Tigre | 1 |
| Oscar Clinton And His Orchestra | 1 |
| Oscar D'León | 54 |
| Oscar D'leon, Dimension Latina | 1 |
| Oscar Da' Grouch (ODG) | 1 |
| Oscar de Fontana | 7 |
| OSCAR DE LA FUENTE | 1 |
| Oscar Dee feat. Javier Loar | 1 |
| Oscar Dee, Mario Sforza, Guiseppe Fagnano Malave | 1 |
| Oscar del Cerro | 1 |
| Oscar Del Cerro Y Héctor Del Valle | 2 |
| Oscar Denys | 1 |
| Oscar Feldman | 1 |
| Oscar Fredriks Vocalis & Carnegie & Anna-My | 1 |
| Oscar G | 16 |
| Oscar G & Lazaro Casanova | 1 |
| Oscar G & Ralph Falcon | 2 |
| Oscar G feat Anne Lise Nicole | 3 |
| Oscar G Feat Stryke | 2 |
| Oscar G. | 1 |
| Oscar Garcia | 1 |
| Oscar Goldman | 1 |
| Oscar Hamry | 1 |
| Oscar Harris | 1 |
| Oscar Klein | 1 |
| Oscar Klein, Romano Mussolini, Karsten Gnettner, Charly Antolini | 1 |
| Oscar Kreimer Sexteto | 1 |
| Oscar L & Javier Gonzalez | 1 |
| Oscar Latino Special Guest Pako Carlucci | 1 |
| Oscar Levant | 1 |
| Oscar Levant, Morton Gould & His Orchestra | 1 |
| Oscar Levant, New York Philharmonic Orchestra, Dimitri Mitropoulos | 1 |
| Oscar Lima | 2 |
| Oscar Miranda | 3 |
| Oscar Mulero | 11 |
| Oscar Mulero & Exium | 1 |
| Oscar Mulero & Fanon Flowers | 1 |
| Oscar Mulero pres. Trolley Route | 1 |
| Oscar P | 9 |
| Oscar P & Davidson Ospina | 1 |
| Oscar P feat AMA | 2 |
| Oscar P Presents Mafia Latina | 1 |
| Oscar P, Ama | 1 |
| Oscar P, Dr Harvey, Kid Chris, Tony Puccio | 1 |
| Oscar P, Patron Black | 1 |
| Oscar Padilla | 3 |
| Oscar Pedrero | 1 |
| Oscar Peñas Group | 2 |
| Oscar Peterson | 75 |
| Oscar Peterson & Friends | 1 |
| Oscar Peterson & Louis Armstrong | 1 |
| Oscar Peterson & Stan Getz | 1 |
| Oscar Peterson Trio | 3 |
| Oscar Peterson Trio with Ray Brown & Ed Thigpen | 2 |
| Oscar Peterson, Ella Fitzgerald | 1 |
| Oscar Pettiford | 10 |
| Oscar Pettiford Orchestra | 2 |
| Oscar Rabin & His Orchestra | 1 |
| Óscar Romero | 1 |
| Oscar Rufino | 1 |
| Oscar Ruiz | 1 |
| Oscar Sahonero | 1 |
| Oscar Salguero | 1 |
| Oscar Shumsky | 4 |
| Oscar Shumsky, Frank Maus | 1 |
| Oscar Terraf | 2 |
| Oscar The Punk | 1 |
| Oscar Toney Jr. | 1 |
| Oscar Valdés | 2 |
| Oscar Volk Sextet | 1 |
| Oscar Wilde | 11 |
| Oscar Wilde, Basil Rathbone | 1 |
| Oscar Wilde, Samuel Taylor Coleridge, Sean Barrett & David Shaw-Parker | 1 |
| Oscar Wilde; Read By Sean Barrett | 1 |
| Oscar y la Fantasia | 1 |
| Oscar's Motet Choir, Alf Linder, Marianne Mellnäs, Torsten HIlsson | 1 |
| OscarFly & Zippitcher | 1 |
| Oscarlima | 3 |
| Osceola Davis | 1 |
| Oscillate | 1 |
| Oscura Luminosa | 1 |
| Osei Boateng & The Jubilee Choir | 1 |
| Osgood / Jædig Quartet | 1 |
| Oshare Boys | 2 |
| Oshari | 1 |
| OShayn | 1 |
| OSHEEN | 1 |
| Osheen | 1 |
| OSHEEN & HOSKA | 1 |
| Oshin | 1 |
| Oshitaka | 2 |
| Osho Musicians | 3 |
| Oshou & LET'S GO'S | 1 |
| Osi | 3 |
| Osian Ellis | 3 |
| Osias Wilenski | 2 |
| Osibisa | 5 |
| Osictone | 4 |
| Osie Johnson And His Combos | 1 |
| Osip | 1 |
| Osipov Russian Folk Orchestra | 1 |
| Osiris | 2 |
| Osiris Trio | 1 |
| Osirus | 2 |
| Osita | 1 |
| Osjan | 1 |
| OSKAR | 3 |
| Oskar Aichinger | 1 |
| Oskar Danon | 1 |
| Oskar De Tomas | 1 |
| Oskar Fried | 2 |
| Oskar Gyllenhammar | 1 |
| Oskar Joost | 1 |
| Oskar Joost Orchestra | 1 |
| Oskar Michallik | 3 |
| Oskar Sala | 3 |
| Oskar Schönning | 2 |
| Oskar Zenkert | 1 |
| Oskar Zenkert, Andreas Szilasi | 1 |
| Oskarbi | 4 |
| Osker | 4 |
| Oskorri | 39 |
| Oslo | 1 |
| Oslo 13 | 3 |
| Oslo Brigade Orchestra | 1 |
| Oslo Cathedral Choir | 1 |
| Oslo Domkirkes Guttekor | 1 |
| Oslo Domkor | 4 |
| Oslo Filharmoniske Kor | 2 |
| Oslo Fluid | 4 |
| Oslo Gospel Choir | 15 |
| Oslo Gospel Choir & Tommy Körberg | 1 |
| Oslo Gospel Choir M/Prinsesse Märtha Louise & Sigvart Dagsland | 1 |
| Oslo Kammerkor | 2 |
| Oslo Kammerkor, Sondre Bratland & Berit Opheim | 1 |
| Oslo Kristne Senter | 2 |
| Oslo Lovsangkor | 1 |
| Oslo Philharmonic Orchestra | 20 |
| Oslo Philharmonic Orchestra & Mariss Jansons | 2 |
| Oslo Philharmonic Orchestra/Mariss Jansons | 16 |
| Oslo Philharmonic Orchestra;Hilary Hahn;Marek Janowski | 1 |
| Oslo Philharmonic Wind Soloists | 2 |
| Oslo Quartet | 5 |
| Oslo Rhythm'N Blues Ensemble | 1 |
| Oslo Sinfonietta | 4 |
| Oslo Soul Children | 11 |
| Oslo String Quartet | 3 |
| Oslo String Swing Artillerie | 1 |
| Oslo Strykekvartett | 1 |
| Oslo Trio | 1 |
| Oslo Vineyard | 3 |
| Oslo Wind Ensemble | 1 |
| Oslofjord Brass Band | 1 |
| Osman Ismen | 11 |
| Osman Kalay | 1 |
| Osman Köseoglu | 1 |
| Osman Murat Tugsuz | 3 |
| Osman Topaloglu | 1 |
| Osman Yagmurdereli | 1 |
| Osman Yazici | 2 |
| Osman Öztunç | 1 |
| Osmanys | 1 |
| Osmo Ikonen | 6 |
| Osmo Vanska | 55 |
| Osmo's Cosmos | 1 |
| Osmosaïc | 1 |
| Osnabruck Youth Choir | 1 |
| Osogo Winyo With Ohangla Boys | 1 |
| Osoma And The Northside Taliban | 1 |
| Ospina & Oscar P, Mascari | 1 |
| Ospina, Oscar P | 1 |
| Osprey | 2 |
| OSS | 1 |
| Ossi Karhunen | 22 |
| Ossi Runne | 1 |
| Ossia & Einhorn | 2 |
| Ossian | 1 |
| Ossie | 1 |
| Ossie Davis | 5 |
| Ossie Scott | 1 |
| Ossifar | 2 |
| Ossipov Russian Folk Instruments Orchestra Soloists | 3 |
| Ossler | 1 |
| Ossur Johannesen | 3 |
| OST | 21 |
| Ost & Kjex | 6 |
| Ost & Meyer | 1 |
| OST - Das Wilde Leben. Soundtrack inspiriert vom Leben der Uschi Obermaier | 1 |
| OST Gerd Baumann | 1 |
| OST John Rabe | 1 |
| Ost Trieb | 1 |
| Ost&Kjex | 2 |
| Ost&Kjex vs Trulz&Robin | 1 |
| OST-Hindi | 10 |
| OST-Tamil | 1 |
| OST/Baghdadstreet Boys feat. John F. Salinger | 1 |
| Ostava | 3 |
| Ostblokk | 3 |
| Ostertag, Shehata, Triendl | 1 |
| Ostheobaldo | 1 |
| Ostkreutz | 5 |
| Ostkreuz Rave Community | 1 |
| Ostkurve vs. Sin With Sebastian | 1 |
| Ostolaza Eta Pujana | 1 |
| Ostrava Janacek Chamber Orchestra, Pardubice Chamber Philharmonic Orchestra, Libor Hlavacek | 1 |
| Ostrobothnian Chamber Orchestra | 6 |
| Ostrobothnian Chamber Orchestra and Kangas, Juha (conductor) | 5 |
| Osttiroler Bergvagabunden | 1 |
| Ostzonensuppenwürfelmachenkrebs | 4 |
| Osuani Afrifa | 1 |
| Osumba Rateng' (Baba Otonglo) | 1 |
| Osunlade | 14 |
| Osunlade feat. Divine Essence | 1 |
| Osunlade Feat. Maiya James | 2 |
| Osunlade featuring Maiya James | 1 |
| Osunlade presents Nadirah Shakoor | 1 |
| Osunlade presents Yoruba Gold | 1 |
| Osuuskuntaorkesteri Solistinaan Ismo Alanko | 2 |
| Osvald & Fritz Helmuth | 8 |
| Osvaldo Camahue | 10 |
| Osvaldo Camahue - Praha Symphonic Orchestra | 1 |
| Osvaldo Camahue, Berlin Philharmonic Orchestra | 1 |
| Osvaldo Camahue, Berlin Symphonic Orchestra | 1 |
| Osvaldo Camahue, Czech Jazz & Symphonic Orchestra | 1 |
| Osvaldo Camahue, Czech Jazz Symphonic Orchestra | 1 |
| Osvaldo Camahue, Jazz an Symphonic Orchestra from Leipzig Tv | 1 |
| Osvaldo Camahue, Orchestra da Camera di Nizza, Massimo La Guardia, Orchestra da Camera "Stringendo" di Paris | 1 |
| Osvaldo Camahue, Orchestra Sinfonica di Praga | 1 |
| Osvaldo Camahue, Praha Choir, Symphonic Orchestra, Czech TV Irchestra | 1 |
| Osvaldo Camahue, Praha Philharmonic Orchestra | 3 |
| Osvaldo Camahue, Praha Simphonic Orchestra | 1 |
| Osvaldo Camahue, Praha Symphonic Orchestra | 4 |
| Osvaldo Camahue, Praha Symphonic Orchestra & Synth | 2 |
| Osvaldo Camahue, Praha Tv Jazz and Symphonic Orchestra | 1 |
| Osvaldo Camahue, Symphonic and Jazz Orchestra from Czech Tv | 1 |
| Osvaldo Chacon | 2 |
| Osvaldo Chacon y su Timba | 1 |
| Osvaldo Fresed | 1 |
| Osvaldo Fresedo | 5 |
| Osvaldo Fresedo y su Orquesta Típica | 1 |
| Osvaldo Gaona | 3 |
| Osvaldo Montes & Aníbal Arias | 1 |
| Osvaldo Peredo | 1 |
| Osvaldo Pereira | 1 |
| Osvaldo Pugliese | 17 |
| Osvaldo Pugliese & His Orchestra | 1 |
| Osvaldo Pugliese Y Su Orquesta | 3 |
| Osvaldo Requena | 1 |
| Osvaldo Requena|Fernando Suarez Paz | 1 |
| Osvaldo Tarantino | 1 |
| Osvaldo Tarantino & Osvaldo Berlingieri | 1 |
| Oswald | 3 |
| Oswald Five-O | 1 |
| Oswald Sattler - Jantje Smit | 1 |
| Oswaldinho and Marisa Viana | 2 |
| Oswaldinho Do Acordeon | 3 |
| Oswaldo Borba | 1 |
| Oswaldo G. Pereira | 1 |
| Oswaldo García / Wilfredy Arciniegas | 1 |
| Oswaldo Montenegro | 12 |
| Oswego | 2 |
| Oswin Chin Behilia | 3 |
| Osylver Project | 1 |
| Osyrus | 1 |
| Oszkár Morzsa, Orchestra Of The Hungarian State Folk Ensemble, István Albert & László Berki | 1 |
| Ot Azoj | 1 |
| Ot Azoj Klezmerband | 3 |
| Ot Azoy Klezmerband & Natalia Rogalski | 1 |
| OT Quartet | 2 |
| Otakar Trihlik | 1 |
| Otargos | 2 |
| Otávio Augusto E Gabriel | 1 |
| Otem Rellik | 1 |
| Otentikk Street Brothers | 1 |
| Otep | 3 |
| Oterterapi | 1 |
| Othello & DJ Vajra | 1 |
| Other Flesh the | 2 |
| Other Lives | 1 |
| Other People's Children | 1 |
| Other Side | 1 |
| Other Two | 1 |
| Other Weapons | 2 |
| otherness | 1 |
| Otherness | 1 |
| Others | 2 |
| Othman Mayor | 1 |
| Othmar Muller | 1 |
| OTI | 1 |
| Otis Blackwell | 3 |
| Otis Clay | 2 |
| Otis Grand , Debbie Davies , Anson Funderburgh | 1 |
| Otis Grove | 1 |
| Otis Jackson | 2 |
| Otis Monroe | 1 |
| Otis Murphy | 1 |
| Otis Redding | 27 |
| Otis Redding & Jimi Hendrix | 1 |
| Otis Rush | 9 |
| Otis Spann | 1 |
| Otis Spann | 5 |
| Otis Spann;Fleetwood Mac | 1 |
| Otis Taylor | 2 |
| Otis Williams & The Charms | 1 |
| Otiz | 1 |
| Otmane | 1 |
| Otmar Suitner | 56 |
| Otmar Suitner, Staatskapelle Dresden | 1 |
| Otoemon-ayahiro SUMI | 1 |
| Otogirisaw | 1 |
| Otome Corporation | 2 |
| Otomo Yoshihide & Sachiko M. | 1 |
| Otos77 | 3 |
| Otra Nota | 1 |
| Otro Nivel | 1 |
| Otros Aires | 1 |
| Ottar 'Big Hand' Johansen | 7 |
| Ottar Jakobsen | 1 |
| Ottar Johansen (Big Hand) | 2 |
| Ottar Wiik | 1 |
| Ottavio Ziino | 3 |
| Ottestad | 1 |
| Ottilie Patterson | 1 |
| Ottilie Patterson & Chris Barber | 1 |
| Ottilie Patterson, Chris Barber's Jazz Band | 1 |
| Ottmar Liebert | 17 |
| Ottmar Liebert + Luna Negra | 8 |
| Ottmar Liebert + Luna Negra XL | 1 |
| Ottmar Liebert And Luna Negra | 1 |
| Ottmar Liebert, Luna Negra | 3 |
| Otto | 6 |
| Otto Ackermann | 3 |
| Otto Ackermann/Soloists/Philharmonia Orchestra and Chorus | 2 |
| Otto Bjornson | 2 |
| Otto Brandenburg | 16 |
| Otto Cesana | 1 |
| Otto Edelmann | 4 |
| Otto Furholt & Signe Flatin Neset & Einar Løndal | 1 |
| Otto Graf | 1 |
| Otto Henning | 1 |
| Otto Jensen & The International Brass Band | 1 |
| Otto Kertesz | 1 |
| Otto Klemperer | 48 |
| Otto Klemperer & Jacques Offenbach | 1 |
| Otto Klemperer & Philharmonia Orchestra | 2 |
| Otto Klemperer, Berlin RIAS Orchestra | 1 |
| Otto Klemperer, Los Angeles Philharmonic Orchestra | 1 |
| Otto Klemperer, Orchestra E Coro Dell'OperaDi StatoUngherese, Gyurovics Gencsy, Rosler Kishegyi | 2 |
| Otto Klemperer, Orchestra Sinfonica della Radio ungherese | 1 |
| Otto Klemperer, Orchestra Sinfonica della RIAS di Berlino | 1 |
| Otto Klemperer, Orchestrae Coro Dell' Opera Di Stato Ungherese, Gyorgy Losonczy, Joszef Simandy, Julia Osvath, Oszkar Maleczky | 2 |
| Otto Klemperer, Wiener Symphoniker, Elsa Cavelti, Anton Dermota | 1 |
| Otto Klemperer/BBC Chorus/New Philharmonia Orchestra/Agnes Giebel/Dame Janet Baker/Nicolai Gedda/Hermann Prey/Franz Crass | 2 |
| Otto Klemperer/Elisabeth Schwarzkopf | 2 |
| Otto Klemperer/Elisabeth Schwarzkopf/Christa Ludwig/Philharmonia Orchestra | 1 |
| Otto Klemperer/New Philharmonia Orchestra | 4 |
| Otto Klemperer/New Philharmonia Orchestra/Philharmonia Orchestra | 2 |
| Otto Klemperer/Philharmonia Chorus/Philharmonia Orchestra/Dietrich Fischer-Dieskau/Elisabeth Schwarzkopf | 1 |
| Otto Klemperer/Philharmonia Orchestra | 3 |
| Otto Klemperer/Philharmonia Orchestra/Hans Hotter/Christa Ludwig | 1 |
| Otto Klemperer/Philharmonia Orchestra/New Philharmonia Orchestra | 1 |
| Otto Klemperer/Philharmonia Orchestra/New Philharmonia Orchestra/Christa Ludwig/Fritz Wunderlich | 1 |
| Otto Klemperer/Philharmonia Orchestra/Philharmonia Chorus/Gundula Janowitz/Nicolai Gedda | 1 |
| Otto Klemperer/Sinfonieorchester des Bayerischen Rundfunks | 1 |
| Otto Ohm | 1 |
| Otto Raul Gonzalez | 1 |
| OTTO REUTER | 2 |
| Otto Serge & Rafael Ricardo | 2 |
| Otto Trigitaliz | 1 |
| Otto Von Schirach | 1 |
| Otto Wiener, Hans Hotter, Josef Traxel, Elisabeth Grümmer, Chor und Orchester der Bayreuther Festspiele & André Cluytens | 4 |
| Otto Winter, Joze Brezina, Dubravka Tomsic | 2 |
| Ottodix | 1 |
| Ottoman Military Band | 1 |
| Ottoman Military Project | 2 |
| Ottomix | 1 |
| Ottonero | 1 |
| Ottopasuuna | 1 |
| Ottorino Respighi | 2 |
| Otyg | 1 |
| Ou Est Le Swimming Pool | 7 |
| Oua.Ch | 3 |
| Ouanani | 1 |
| Ouardia | 2 |
| oubaitouri | 2 |
| Oud België | 1 |
| Oud West | 1 |
| OudioAltaar | 1 |
| Ouerdia | 1 |
| Ougenweide | 4 |
| Ouija | 3 |
| Ouizzz | 1 |
| Ouled Jouini | 1 |
| Ouled Jouini Band | 1 |
| Oulunkylän Big Band featuring Pepe Ahlqvist | 1 |
| Oum Kalhoun | 1 |
| Oum Kalthoum | 186 |
| Oum Kolthoum | 50 |
| Oumar Thiam | 1 |
| Oumou Dioubaté | 1 |
| Oumou Dioubate | 4 |
| Oumou Sangare | 8 |
| Oumou Sangare - Rokia Traoré | 2 |
| Our Broken Garden | 1 |
| Our Corpse Destroyed | 2 |
| Our Fabulous Outfit | 1 |
| Our Final Chapter | 1 |
| Our Lady Peace | 28 |
| Our Last Night | 7 |
| Our Lord Above | 1 |
| Our Love Is Special | 1 |
| Our Lunar Activites | 1 |
| Our Lunar Activities | 1 |
| Our Mercury | 1 |
| Our Nations Empire | 1 |
| Our New Orleans | 1 |
| Our Own Justice | 1 |
| Our Park | 1 |
| Our Souls | 1 |
| Our Theory | 1 |
| Our Violet Hour | 1 |
| Our World's Sounds | 6 |
| Ours | 8 |
| Ourself Beside Me | 1 |
| Ousman Danedjo | 1 |
| Ousmane M'Baye | 1 |
| Out from Under | 1 |
| Out of Control | 2 |
| Out of Eden | 4 |
| Out Of Enemies | 1 |
| Out Of Focus | 2 |
| Out of Focus | 4 |
| Out Of Grace | 4 |
| Out Of Mind | 1 |
| Out of Office | 1 |
| Out Of Order | 7 |
| Out of Phase | 6 |
| Out of Plato's Cave | 1 |
| Out of Rand | 1 |
| Out Of Season | 1 |
| Out Of Sight | 2 |
| Out of the Afternoon | 1 |
| Out Of The Blue | 1 |
| Out Of The Grey | 1 |
| Out Of Tune | 2 |
| Out On Bail | 1 |
| Out Standing | 1 |
| Out Stress | 11 |
| Out To Lunch | 4 |
| Outasight | 1 |
| Outatime | 1 |
| Outback | 1 |
| Outbreak | 6 |
| Outbreakband | 2 |
| Outcry | 1 |
| Outcry Collective | 1 |
| Outdoor Miners | 2 |
| Outer Minds | 1 |
| Outer Space Alliance | 1 |
| Outerspace | 2 |
| Outface | 1 |
| Outgo | 1 |
| Outhead | 1 |
| Outhouse | 1 |
| OutKast | 68 |
| OUTLANDICH feat. C.Y.T. | 1 |
| Outlandish | 54 |
| Outlandish;Isam Bachiri;Lenny Martinez;Waqas Qadri | 1 |
| Outlaw | 1 |
| Outlaw Con Bandana | 5 |
| Outlaw Family Band | 2 |
| Outlaw Order | 1 |
| Outlaw Social | 2 |
| Outlaw X | 1 |
| Outlaws | 1 |
| Outlawz | 3 |
| Outlie | 1 |
| Outlines | 6 |
| OutLoud! | 1 |
| Outmode | 1 |
| Outnow | 2 |
| Outpsider | 1 |
| Output feat. Nikol Kollars | 1 |
| Outputmessage | 4 |
| Outputmessage, City Rain | 1 |
| Outrage | 2 |
| Outrageous Cherry | 3 |
| Outraze | 4 |
| Outrider | 2 |
| Outright | 1 |
| Outright Radio | 1 |
| Outrowz - New-G | 1 |
| Outrun The Gun | 1 |
| Outshine | 4 |
| Outside | 9 |
| Outside Providence | 1 |
| Outsider | 2 |
| Outsiders Ft Amanda Wilson | 1 |
| Outsiders Joy | 1 |
| Outsized | 1 |
| Outsmarted | 1 |
| Outsoul | 1 |
| Outspoken | 5 |
| Outspoken featuring Lady Luck,Drift,& FT.Nox | 1 |
| Outta Level | 1 |
| Outta Luck | 1 |
| Outta Nowhere | 1 |
| Outtasite | 1 |
| Outwave Project | 1 |
| Outwhere | 1 |
| Outwork | 1 |
| Outworld | 1 |
| Ouza | 1 |
| Ouzoku Band | 1 |
| Ov | 1 |
| Ov HELL | 1 |
| OV7 | 27 |
| Ova Looven | 3 |
| Ovahead | 3 |
| Oval Emotion | 13 |
| Oval Office | 1 |
| Ovall | 1 |
| Ovation | 2 |
| Ove Bjørken | 1 |
| Ove Borøchstein | 1 |
| Ove Larsen, Bodvar Moe Og Jan Henrik Henriksen | 1 |
| Ove NaXx | 2 |
| Ove Støylen | 2 |
| Ovejas | 1 |
| Ovelha Negra | 1 |
| Ovemi | 1 |
| Oveous Maximus | 2 |
| OVER | 2 |
| Over C | 1 |
| Over Drive | 2 |
| Over It | 19 |
| Over It featuring Sean Mackin of YELLOWCARD | 2 |
| Over My Dead Body | 3 |
| Over Stok Og Steen | 4 |
| Over Sundet | 1 |
| Over the Atlantic | 1 |
| Over The Edge | 1 |
| Over the Hill | 1 |
| Over The Rhine | 5 |
| Over the Wall | 2 |
| Over8 | 1 |
| Overcome | 3 |
| Overdog | 2 |
| Overdose | 1 |
| Overdraft | 1 |
| OVERDRIVE | 1 |
| Overdrive Division | 3 |
| OverDub | 1 |
| Overflo | 1 |
| Overflow | 2 |
| Overground | 4 |
| Overkill | 13 |
| Overland | 1 |
| Overlap | 7 |
| overlord | 2 |
| Overmars | 1 |
| Overmaster | 1 |
| Overmountain Men | 1 |
| Overnight Lows | 1 |
| Overnite | 1 |
| Overnoise | 5 |
| Overpass | 1 |
| Overreact | 1 |
| OVERROCKET | 5 |
| Overseas | 3 |
| Overseer | 1 |
| Oversize Quartet | 1 |
| Overstekend Wild | 2 |
| Overstep | 2 |
| Overturned Big Rig | 1 |
| Overview | 2 |
| Overwhelming Colorfast | 2 |
| Ovi | 5 |
| Ovi & Paula Seling | 2 |
| Ovidi Montllor | 7 |
| Ovidio González | 1 |
| Ovidiu Badila | 8 |
| Ovil Bianca | 1 |
| Ovis & Eric Witlox | 1 |
| Ovis & Michael | 1 |
| Ovo | 2 |
| Ovro | 3 |
| Owain Arwel Hughes | 18 |
| Owain Arwel Hughes/Karl Forster | 2 |
| Owain K | 1 |
| Owe Almgren | 1 |
| Owe Thörnqvist | 8 |
| Owen | 16 |
| Owen / The City On Film | 1 |
| Owen Baxter | 1 |
| Owen Brady | 4 |
| Owen Brannigan, Geraint Evans, Glyndebourne Festival Chorus & Malcolm Sergeant | 2 |
| Owen Breeze | 1 |
| Owen Burdick | 13 |
| Owen Campbell | 1 |
| Owen Gray | 1 |
| Owen Grey | 3 |
| Owen Howard | 2 |
| Owen Murray | 1 |
| Owen Sands | 1 |
| Owen Temple | 1 |
| Owen Tromans | 4 |
| Owen Tromans & The Elders | 2 |
| Owen Underhill | 2 |
| Owen's Friends | 1 |
| Owl City | 1 |
| Owl Dance of the Siksika Nation | 1 |
| Owls | 2 |
| Owsley | 1 |
| Owusu, Green | 1 |
| Ox | 2 |
| OX | 1 |
| Ox.Eagle.Lion.Man | 3 |
| Oxalis | 2 |
| Oxana | 3 |
| OXANA | 1 |
| Oxana Adriano | 1 |
| Oxana Mikhailoff | 1 |
| Oxana Yablonskaya | 5 |
| Oxboy | 1 |
| Ôxe | 1 |
| Oxente Music | 1 |
| Oxes | 1 |
| Oxford Camerata | 2 |
| Oxford Collapse | 7 |
| Oxford Pro Musica Singers | 1 |
| Oxford Schola Cantorum | 1 |
| Oxford String Quartet | 4 |
| Oxide | 2 |
| Oxide & Neutrino | 3 |
| Oxide And Neutrino | 8 |
| Oxinox | 1 |
| Oxiplegatz | 1 |
| Oxmo Puccino | 16 |
| Oxmo Puccino And The Jazzbastards | 5 |
| OXO | 1 |
| Oxo86 | 2 |
| OXS | 1 |
| Oxygen | 1 |
| Oxygen feat. Ariel Cybana | 1 |
| Oxygenfad | 3 |
| Oxymoron | 9 |
| Oy | 2 |
| Oya - Bora | 1 |
| Oya Sümer | 1 |
| Oyez | 1 |
| Oyfn Veg Quintet | 1 |
| Oystein Baadsvik | 4 |
| Oystein Sevâg | 3 |
| Oystein Sevag & Lakki Patey | 1 |
| Oyster Band | 1 |
| Oysterband | 12 |
| Oysterband with Eliza Carthy, The Handsome Family, Ben Ivitsky, James O'Grady, Show of Hands, June Tabor | 1 |
| Oysterhead | 3 |
| Oystila | 1 |
| Oz | 3 |
| Oz & Quash | 1 |
| Oz Noy | 6 |
| Oza | 1 |
| Ozan | 2 |
| Ozan Ali Cevat Yürekli | 1 |
| Ozan Arif | 2 |
| Ozan Çaglar | 1 |
| Ozan Ferhat | 1 |
| Ozan Niyazi | 1 |
| Ozan Orhon | 1 |
| Ozan Sahini | 1 |
| Ozan Sahturna | 1 |
| Ozan Serdar | 1 |
| Ozan Sinemi & Asik Mustafa Sayilir | 1 |
| Ozan Yazari | 1 |
| Ozark Henry | 3 |
| Ozark Mountain Daredevils | 2 |
| Ozel Turkbas | 1 |
| Ozenza | 1 |
| Ozgen, Ihsan | 1 |
| Ozgur Can | 2 |
| Ozgur Can & Marcus Schossow | 1 |
| Ozi | 1 |
| Ozi meets Tom Mountain | 1 |
| Ozie Boo | 1 |
| Ozma | 3 |
| Ozma & Dk Foyer | 1 |
| Ozo | 1 |
| Ozomatli | 8 |
| Ozone | 1 |
| Ozric Tentacles | 21 |
| Oztara | 3 |
| Oztronix Band | 2 |
| Ozy | 1 |
| Ozzie & Harriet Nelson | 1 |
| Ozzie Kotani | 1 |
| Ozzy Osbourne | 149 |
| Ozzy Osbourne - | 1 |
| Ozzy Osbourne&Therapy? | 1 |
| Ozzy Osbourne;Tony Iommi;Wu-Tang Clan | 2 |
| OConnor Celtic Band | 1 |
| O´Boylife | 1 |
| O´Heller Project feat. Neal Antone | 1 |