Musiker: O
- Oasis
- Obrecht, Jacob
- Ocean Colour Scene
- Oddie, Bill
- Offenbach, Jacques
- Offspring, The
- Oldfield, Mike
- Oldham, Will
- Olive
- Omar
- OMD
- One Dove
- Ones, The
- Only Ones, The
- Ono, Yoko
- Ono, Yuji
- Ooberman
- OOOD
- Orange 9mm
- Orange Juice
- Orb, The
- Orbison, Roy
- Orbital
- Orff, Carl
- Orton, Beth
- Other Two, The
- Ottman, John
- Outkast
- Ozric Tentacles