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 | |||||
|---|---|---|---|---|---|---|---|
| 23-09 | 37 |  UCI World Championship Varese TT U23 (U23) | |||||
| 31-08 | 2 | National Road Championships - Netherlands TT U23 (U23) | |||||
 Tour de l'Ain (2.1) | |||||||
| 12-08 | 19 | Stage 4Saint-Genis-Pouilly - Saint-Genis-Pouilly (8.0km) | |||||
 Int. Thüringen-Rundfahrt U23 (2.2U) | |||||||
| 8 |  Standings | ||||||
| 15-06 | Stage 6Erfurt - Erfurt (157.0km) | ||||||
| Tour du Haut Anjou (2.2U) | |||||||
| 6 | Standings | ||||||
| 11-05 | Stage 4Segre - Château-Gontier (155.0km) | ||||||
| 10-05 | 2 | Stage 2Chemazé - Chemazé (14.0km) | |||||
Teams
Victories
| This year | 0 |
| Total | 8 |