- Olivier Capucine
- Olivier Marciset
- Olivier Mege
- Olivier Mège
- Olivier Raphaël
- Olivier Raphaël
- Olsen Svein Ottar
- Olumba Uzonna
- Ondrus Jan
- Oppermann P.
- Oram J.
- Orange Gérald
- Orange Martine
- Orellana Fuentes Claudia Alejandra
- Orlinska Aneta
- Orsiere Thierry
- Orsoni Jacques
- Ostapchuk Mariia
- Ostapchuk Mariia
- Osthelder C.
- Ott C. D.
- Ott Daniela
- Ottaway D. J.