Info
| Last name | Donker |
| First name | Ab |
| Nationality |  Netherlands |
| Date of birth | 16-04-1930 |
| Age | 95 |
| Place of birth | Amsterdam |
Grand tours
| Year | Giro d'Italia | Tour de France | Vuelta a España |
|---|---|---|---|
| 1957 | 56th | - | - |
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
 Giro d'Italia (2.HC) | |||||||
| 56 |  Standings | ||||||
| 09-06 | Stage 21Abano Terme - Milano (257.0km) | ||||||
| 04-06 | 5 | Stage 17bComo - Como (34.0km) | |||||
| Ronde van Nederland (2.PRO) | |||||||
| 10-05 | 2 | Stage 5Leeuwarden - Alkmaar (190.0km) | |||||
Teams
| Year | Team |
|---|---|
| 1958 | Locomotief - Vredestein |
| 1957 | Locomotief - Vredestein |
| 1957 | Girardengo - E.R.G. |
Victories
| This year | 0 |
| Total | 0 |