All available race results Ko Zieleman
| Date | Race | Rank |
| 01/03 | Sassari - Cagliari | 32 |
| 04/04 | Gent - Wevelgem | 63 |
Rider information for 1959
| Rank | 529 |
| Score | 35 |
| Name | Ko ZIELEMAN |
| Country | Netherlands |
| Team | Legnano |
| Date | Race | Rank |
| 01/03 | Sassari - Cagliari | 32 |
| 04/04 | Gent - Wevelgem | 63 |
| Rank | 529 |
| Score | 35 |
| Name | Ko ZIELEMAN |
| Country | Netherlands |
| Team | Legnano |