- Oliver Urdaneta
- Oliver Wimmer
- Olivia Broadfield
- Olivia Holt
- Olivia Jean
- Olivia Lufkin
- Olivia Newton-john
- Olivia Olson
- Olivia Ong
- Olivia Ruiz
- Olivia Sullivan
- Olivia The Band
- Olivija
- Olivver The Kid
- Ollantay Bolivia
- Olle Adolfsson Beppe Wolgers
- Olle Adolphson
- Olle Ljungstrom
- Olle Nyman
- Olli
- Olli Schulz
- Olli Schulz And Der Hund Marie
- Olli Schulz Und Der Hund Marie
- Olly Hence
- Olly Knight
- Olly Murs
- Olly The Octopus
- Olmedo Sergio Omar
- Olsen Brothers
- Olta Boka
- Olw
- Olwik
- Olympia
- Olympic
- Olympic Ayres
- Om
- Omar
- Omar A Rodriguez-lopez
- Omar Acedo
- Omar And The Howlers
- Omar Esaú
- Omar Estandarte
- Omar Geles
- Omar Hernandez
- Omar Herrera
- Omar Mollo
- Omar Moreno Palacios
- Omar Naber
- Omar Oropesa
- Omar Robles