Les biographies à la lettre O
- O'BIN Tommy
- O'BOMSAWIN Nicole
- O'BRIAIN Colm
- O'BRIEN Flann
- O'BRIEN Edna
- O'BRYANT Farah
- O'CANGHA Joel
- O'CONNELL Jacob
- O'CONNOR Sara
- O'CONNOR Bridget
- O'CONNOR Terry
- O'CONNOR Kate
- O'CONNOR Chris
- O'DONNELL Mimi
- O'DWYER DE MACEDO Heitor
- O'FARRELL Noémie
- O'FLYNN Kate
- O'HANLON Bearney
- O'HARA James
- O'HARE Denis
- O'HEAR Johnathan
- O'HEAR Jonathan
- O'KANE Patrick
- O'KELLY Donal
- O'KELLY Alanna
- O'MALLEY Stephen
- O'MARA Rebecca
- O'NEILL Eugene
- O'ROWE Mark
- O'RYAN Florencia
- O. Edu
- O. Julien
- O. Brice
- OAKES Meredith
- OANCA Eliza G.
- OATES Joyce Carol
- OBA Yusuke
- OBACH Judit
- OBADIA Lionel
- OBAJTEK-KIRKWOOD Anne-Marie
- OBAMA Barack
- OBARZANEK Gideon
- OBCARSKAS Antanas
- OBÉ Flannan
- OBEDMAN Ramiro
- OBEID Jehad
- OBELE BUSTOS Guillermo
- OBER Elodie
- OBER Tamara
- OBERBEK Sandrine
- OBERDORFF Eric
- OBERG Igor
- OBERGFELL Gabriel
- OBERLIN Johann Friedrich
- OBERLIN Audrey
- OBERNDORFER Karin
- OBERRIEDER Dominique
- OBERSON Philippe
- OBERSON Guy
- OBERSON Antonie
- OBERT Jean-Noël
- OBERTI Jean-Marc