Info
| Last name | Keizer |
| First name | Martijn |
| Nationality |  Netherlands |
| Date of birth | 25-03-1988 |
| Age | 37 |
| Place of birth | Muntendam |
Monuments
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
 Grand Prix Rüebliland (U19) | |||||||
| 09-09 | 2 | Stage 4 | |||||
| 17-08 | 1 | National Road Championships - Netherlands TT U19 (CN) | |||||
 Sparkassen Münsterland Tour (U19) | |||||||
| 15-07 | 2 | Stage 2 | |||||
Teams
Victories
| This year | 0 |
| Total | 8 |