| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Jan Erik•Winquist | |
| Used name | Jan•Winquist | |
| Born | 30 May 1939 in Helsinki, Uusimaa |  FIN |
| Measurements | 182 cm / 79 kg | |
| Affiliations | NJK — Helsinki, Uusimaa | FIN |
| NOC | Finland | FIN |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1968 Summer Olympics | Sailing | FIN |
Jan Winquist | |||
| One-Person Heavyweight Dinghy, Men (Olympic) | 6 |
