Band or Artist with O
- one direction
- Oasis
- Olivia Rodrigo
- Ozzy Osbourne
- Outkast
- One Republic
- Owl City
- Offspring
- Olly Murs
- Olivia Newton John
- Opeth
- Ozuna
- Omarion
- oliver tree
- Ozzy
- onerepublic
- OAR
- Oh Wonder
- Of Monsters and Men
- Offset
- Otis Redding
- of mice and men
- OMD
- Ollie Murs
- ok go
- O-Zone
- ozzy osborne
- Oh my girl
- Outcast
- Old Dominion
- One OK Rock
- oneus
- Ozone
- Odesza
- Omar Apollo
- Ozzy Ozbourne
- Ocean
- Oak Ridge Boys
- Ozzy Osborn
- Omi
- Orion
- Oingo Boingo
- Owl city
- Our Last Night
- Orelsan
- Orange Caramel
- Omen
- Onyx
- orange and lemons
- Omega
- olivia holt
- Ojays
- Ozzie Osbourne
- Oscar Wilde
- Orville Peck
- Omar
- Ohio Players
- Otep
- O'Jays
- Odd Future
- Orange Juice
- Old Crow Medicine Show
- O.A.R
- our lady peace
- oscar de leon
- Osmonds
- Otis Reading
- Overkill
- ONF
- Othello
- Orson
- Oleander
- Osiris
- Olivia Newton-John
- Oomph!
- Opus
- Orlando
- otto
- Octavian
- OV7
- ono
- ozzie osborne
- Orla Gartland
- Opal
- oli
- Overtones
- Otown
- Outfield
- oli london
- Ozzy Osburne
- olivia
- Oscar Peterson
- ol dirty bastard
- oliver sykes
- orange and lemon
- Oki
- Ozzy Osbourn
- Oprah Winfrey
- Olly
- olivia o'brien
The words in the list Band or Artist with O come from players of the word game Categories game.