- O
- OO
- OO
- OO
- OO
- OOak
- OakObe
- ObeOBL
- OBLOC
- OCoce
- oceOco
- OcoOct
- OctOdd
- oddODE
- ODEOdo
- OdoOf
- OfOff
- OffOff
- OffOGR
- OGROh
- Oh
- Oit
- OizOka
- OkaOkk
- OKKOla
- OlaOld
- OldOld
- OldOle
- OleOli
- OliOli
- OliOLN
- OloOly
- OlyOm
- OmOme
- OmeOmn
- OmnOn
- OnOne
- OneOne
- OneOne
- Oneone
- OneONL
- ONLOno
- OnoOod
- ooeOpa
- OpaOpe
- OpeOpp
- OppOr
- OrOra
- OraOrb
- OrbOrc
- OrcOrd
- OrdOrg
- OrgOri
- OriOri
- OriOrl
- OrlOrp
- OrpOrq
- OrqOrt
- OrtOs
- OsOSC
- OscOSI
- Osioso
- OsoOsu
- OsvOth
- OthOtt
- OttOtt
- OttOur
- OurOut
- OutOut
- OutOut
- OUTOV
- OVOve
- OveOvi
- OviOwe
- OweOxb
- OxbOys
- Oys
- ozz
- Original 7ven, The (formerly 'The Time')
- Original Alpenland Quintett
- Original Arzgebirgsche Randfichten
- Original Broadway Cast
- Original Broadway Cast
- Original Broadway Cast
- Original Broadway Cast
- Original Broadway Cast of Buena Vista Social Club (Original Broadway Cast of Buena Vista Social Club)
- Original Broadway Cast of Girl From the North Country
- Original Broadway Cast of Hamilton
- Original Broadway Cast of On Your Feet!
- Original Broadway Cast of The Great Gatsby - A New Musical
- Original Broadway Cast of The Notebook
- Original Cast (this is a real artist. DO NOT USE for musical soundtracks!)
- Original Cast (Original Theatre Cast)
- Original Cast of SpongeBob SquarePants, The New Musical
- Original Cast of Stereophonic & Butler, Will
- Original Cast Recording
- Original Caste, The (folk group)
- Original Charlie Parker Quintet
- Original Concept
- Original Crooks and Nannies, The
- Original de Manzanillo, la
- Original Deutschmacher, Die
- Original Dixieland Jazz Band
- Original Dutch Cast Of "Elisabeth"
- Original Egerländer Musikanten, Die
- Original Five Blind Boys of Mississippi
- Original Flavor ('90s US rap group)
- Original Gabber, The
- Original God
- Original God & LIL NARNIA
- Original Gospel Harmonettes, The
- Original Gros Bonnet
- Original Koffee (Jamaican reggae singer Mikayla Simpson AKA Koffee)
- Original Koffee feat. Govana
- Original Koffee feat. Gunna
- Original Koffee feat. Macgizmo, Jane
- Original Lead Singers of The Temptations, The
- Original London Cast of Girl From The north Country
- Original London Cast of Miss Saigon
- Original London Cast of Seven Brides for Seven Brothers
- Original London Cast of Sister Act
- ORIGINAL LOVE
- Original Mirrors
- Original Motion Picture Soundtrack
- Original Movies Orchestra, The
- Original Naabtal Duo
- Original Oktoberfest Band
- Original Pistols, The
- Original Rap Staff
- Original Rudeboys, The
- Original Sharks (Brooklyn Melodic Punk)
- Original Sin (UK drum and bass)
- Original Sinners
- Original Sins, The
- Original Sonora Dinamita de Lucho Argaín y Xiu García, La
- Original Südtiroler Spitzbuam
- Original Surfaris, The
- Original Swimming Party
- Original Television Cast of Hairspray LIVE!
- Original TV Studio
- Original Virgins, The
- Original Zillertaler (Folk, Pop)
- Original, The (1990s NYC‐based house group)
- originalDoku
- Originale, Die
- Originale, Ragz
- Originale, Ragz feat. 24hoursav & Saleh, Dua
- Originale, Ragz feat. Bakar
- Originale, Ragz feat. Glacier, John
- Originale, Ragz feat. Knucks
- Originale, Ragz feat. LOLA
- Originale, Ragz feat. Sampha
- Originale, Ragz feat. Tiana Major9 & Venna
- Originales de San Juan, Los
- Originální pražský synkopický orchestr
- Originals
- Originals (Progressive psychedelic trance duo project from Israel)
- Originals, The (Motown group)
- Originals, The (Brazilian group)
- Originoo Gunn Clappaz
- Origo (Epidemic Sound)
- Orihusay
- Orikasa, Ai
- Orikasa, Fumiko
- Orina (Punk-rock band from Málaga, Spain)
- Orinegro Tropical (Salsa)
- ORIO (hololive vtuber duo)
- Orioles, The
