| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Oskar Petrus•Nilsson | |
| Used name | Oskar•Nilsson | |
| Born | 25 January 1897 in Ringarum, Valdemarsvik, Östergötland |  SWE |
| Died | 29 March 1958 (aged 61 years 2 months 4 days) in Norrköping, Östergötland | SWE |
| Affiliations | K1 IF — Stockholm, Stockholm | SWE |
| NOC | Sweden | SWE |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1920 Summer Olympics | Equestrian Vaulting (Equestrian) | SWE |
Oskar Nilsson | |||
| Individual, Men (Olympic) | 15 | |||||
| Team, Men (Olympic) | Sweden | 3 | Bronze |
