- OTB Ronno
- OAUA the Hex
- Omar Black
- OG KID
- Opposite Day
- Ohilovetheworld
- Osias
- Oak Park Sav
- Oath
- OG KONOPLYA
- Oscifer
- Oleg Burov
- ogpra
- Ozi
- Odd Flo
- OG Kash
- ODSY
- OZeeyZ
- Outdated View
- Om Prakash
- Omma
- Onuncu Köy
- OB-UNO
- Orchestra popolare italiana
- 藕片坊主
- OCO MUSIC
- OMXNEMO
- Owls Of Filth
- Ophélie Gaillard,Royal Philharmonic Orchestra,Tim Redmond
- 欧怡洁
- O. C. B.
- O.C.T Word
- 欧尼
- One Armed Scissor
- Oldchampion
- 哦啊规定
- Oliver Howling
- O.G.P.2 kingprivilegP
- Owl Nimbus
- Oldpurp
- One Punch Machine Gun
- Oded Sounds
- OriJanus
- Omar Bashir
- Omni_DrDIzziness
- 哦哦—小天
- Overhaul
- Oxsigin
- Otis Junior
- Oneedott
- Olivaw
- Orquesta Carlos De Maria
- Onzième 94
- 哦哦哦
- Oliver Wakeman
- O Clube dos Poetas Bêbados
- Orient Expressions
- Okoliczny Element
- Ocuh
- 欧阳焰云
- Oscar Neale
- Oomori Toshiyuki
- Oni Wan
- Orchester der Ludwigsburger Festspiele
- One Fu
- Olorun
- Oliver Kraus
- Outpatient
- Ogene manwu Cultural Group
- Oliveik
- Orquesta Sinfonica De Eslovenia
- ofuton
- Ono Kimono
- Otee
- Old Man
- Opus4
- OellieMusic
- optiK sound
- Opération de Salauds
- O.o
- Orchestra of the Swan
- OB Wrong Kenobe
- Otabek Muhammadzohid
- Off Glisan
- OsamaSon
- Oscar van Dillen
- Onurr
- Oekiin
- OTM Jakkboy
- O4
