All available race results Leon Naessens
| Date | Race | Rank |
| 05/06 | Paris - Calais | 22 |
| 25/09 | Paris - Tours | 21 |
Rider information for 1910
| Rank | 207 |
| Score | 59 |
| Name | Leon NAESSENS |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 16/04 | Paris - Roubaix | 44 |
Rider information for 1911
| Rank | 731 |
| Score | 6 |
| Name | Leon NAESSENS |
| Country | Belgium |
| Team | Individual |