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