Info
| Last name | Jentner |
| First name | Jens |
| Nationality |  Switzerland |
| Date of birth | 31-01-1968 |
| Age | 57 |
| Place of birth | Zofingen |
Grand tours
| Year | Giro d'Italia | Tour de France | Vuelta a España |
|---|---|---|---|
| 1989 | - | - | 142nd |
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| Tour de Suisse (2.1) | |||||||
| 72 |  Standings | ||||||
| 23-06 | Stage 11Brügg - Zürich (160.0km) | ||||||
 Vuelta a España (2.HC) | |||||||
| 142 | Standings | ||||||
| 15-05 | Stage 22Segovia - Madrid (177.0km) | ||||||
Teams
Victories
| This year | 0 |
| Total | 0 |