List of People
| Display Name | Surnames | Given Names | Gender | Nationality | |
|---|---|---|---|---|---|
| OSMAN Badrul | Osman | Badrul Hisham | M | MAS | |
| OSMAN Riaan | Osman | Riaan | M | RSA | |
| OSMON Tessa | Osmon | Tessa | F | INA | |
| OSORIO Rodrigo | Osorio Ramírez | Rodrigo | M | MEX | |
| OSPANOVA Aruzhan | Ospanova | Aruzhan | F | KAZ | |
| OSPEL Séverine | Ospel | Séverine | F | SUI | |
| OSSES Javier | Osses Martinez | Javier Stefaan | M | CHI | |
| OSSWALD Lena | Osswald | Lena | F | GER | |
| OSTAPENKO Kristina | Ostapenko | Kristina | F | UKR | |
| OSTAŠ Matěj | Ostaš | Matěj | M | CZE | |
| OSTATNICKÁ Eliška | Ostatnická | Eliška | F | CZE | |
| ÖSTERLUND Linda | Österlund | Linda | F | FIN | |
| ÖSTLIN Jan | Östlin | Jan | M | SWE | |
| ÖSTLIN Jessica | Östlin | Jessica | F | SWE | |
| OSTO Alice | Osto | Alice | F | ITA | |
| OSTRIDGE Graham | Ostridge | Graham | M | ENG | |
| O'SULLIVAN Benjamin | O'Sullivan | Benjamin | M | WAL | |
| OSUMANU Mohammed | Osumanu | Mohammed | M | GHA | |
| OSUMANU Ramatu | Osumanu | Ramatu | M | GHA | |
| OSUMANU Mohammed | Osumanu | Mohammed | M | GHA |