- O'Callaghan C.
- O'Connell B.
- O'Donohue Marie-Françoise
- O'Donohue Michael
- O'Mullane W.
- O'Neill P.
- O. Chosidow
- Ob Kennedy
- Obame Judicael
- Oberlies Nicholas
- Obert Alexandre
- Obounou Akong Firmin
- Ocampos Fernanda
- Ochs Marjorie
- Ocvirk P.
- Odoul Ludivine
- Oelgemöller Michael
- Oettl Sarah K.
- Offerlin-Meyer Isabelle
- Okaïs Claire
- Okaïs Claire
- Olesker Alain