All available race results Valdemar Nielsen
| Date | Race | Rank |
| 08/06 | Stjerneløbet | 3 |
Rider information for 1902
| Rank | 167 |
| Score | 29 |
| Name | Valdemar NIELSEN |
| Country | Denmark |
| Team | Individual |
| Date | Race | Rank |
| 07/06 | Stjerneløbet | 1 |
Rider information for 1903
| Rank | 115 |
| Score | 37 |
| Name | Valdemar NIELSEN |
| Country | Denmark |
| Team | Individual |
| Date | Race | Rank |
| 17/07 | Stjerneløbet | 1 |
Rider information for 1904
| Rank | 115 |
| Score | 37 |
| Name | Valdemar NIELSEN |
| Country | Denmark |
| Team | Individual |
| Date | Race | Rank |
| 29/07 | Sjælland Rundt | 1 |
Rider information for 1911
| Rank | 358 |
| Score | 37 |
| Name | Valdemar NIELSEN |
| Country | Denmark |
| Team | Individual |
| Date | Race | Rank |
| 07/07 | Olympic Games Time Trial | 72 |
| 21/07 | Sjælland Rundt | 3 |
Rider information for 1912
| Rank | 285 |
| Score | 54 |
| Name | Valdemar NIELSEN |
| Country | Denmark |
| Team | DCR, København |