All available race results Sander Douma
| Date | Race | Rank |
| 16/03 | Ster van Zwolle | 8 |
Rider information for 1968
| Rank | 1386 |
| Score | 0 |
| Name | Sander DOUMA |
| Country | Netherlands |
| Team | Individual |
| Date | Race | Rank |
| 16/03 | Ster van Zwolle | 8 |
| Rank | 1386 |
| Score | 0 |
| Name | Sander DOUMA |
| Country | Netherlands |
| Team | Individual |