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- Ole "Bone W. Machine" Öhman (Dissection, Ophthalamia, Deathstars)
- Babatunde Olatunji
- Mattias Olsson (Änglagård)
- Nigel Olsson (Elton John, Uriah Heep, Plastic Penny)
- Joey Osbourne (Acid King)
- Nick Oshiro (Static-X)
- John Otto (Limp Bizkit)
- Ken Owen (Carcass)
Read more about this topic: List Of Drummers