| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Ingvar Lennart•Pettersson | |
| Used name | Lennart•Pettersson | |
| Nick/petnames | Lelle | |
| Born | 1 February 1951 in Uppsala, Uppsala |  SWE |
| Measurements | 186 cm / 75 kg | |
| Affiliations | F20 IF — Uppsala, Uppsala | SWE |
| NOC | Sweden | SWE |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1980 Summer Olympics | Modern Pentathlon | SWE |
Lennart Pettersson | |||
| Individual, Men (Olympic) | 7 | |||||
| Team, Men (Olympic) | Sweden | 3 | Bronze |
