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