| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Seppo Juhani•Hänninen | |
| Used name | Seppo•Hänninen | |
| Born | 11 July 1943 in Parikkala, Etelä-Karjala |  FIN |
| Measurements | 179 cm / 74-77 kg | |
| Affiliations | Outokummun Partio — Outokumpu, Pohjois-Karjala | FIN |
| NOC | Finland | FIN |
Personal Bests: 500 – 38.2 (1972); 1000 – 1:19.3 (1972); 1500 – 2:09.3 (1972); 5000 – 8:08.5 (1965); 10000 – 16:44.1 (1966).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1964 Winter Olympics | Speed Skating (Skating) | FIN |
Seppo Hänninen | |||
| 1,500 metres, Men (Olympic) | 23 | |||||
| 1968 Winter Olympics | Speed Skating (Skating) | FIN |
Seppo Hänninen | |||
| 500 metres, Men (Olympic) | =8 | |||||
| 1972 Winter Olympics | Speed Skating (Skating) | FIN |
Seppo Hänninen | |||
| 500 metres, Men (Olympic) | 5 | |||||
| 1,500 metres, Men (Olympic) | 28 |
