Info
| Last name | Jonkers |
| First name | Jan |
| Nationality |  Netherlands |
| Date of birth | 29-08-1955 |
| Age | 70 |
| Place of birth | Oud Gastel |
Monuments
| Date | Rank | Race |
|---|---|---|
| 22-06 | 30 | National Road Championships - Netherlands (CN) |
| 26-04 | 15 | Amstel Gold Race (CDM) |
| 16-04 | 43 |  La Flèche Wallonne (1.1) |
| 13-04 | 21 |  Paris-Roubaix (CDM) |
| 06-04 | 21 | Ronde van Vlaanderen (CDM) |
| 20-03 | 9 | Dwars door België (1.1) |
Teams
Victories
| This year | 0 |
| Total | 0 |