All available race results Edmond Lasson
| Date | Race | Rank |
| 30/08 | Liège - Bastogne - Liège | 7 |
Rider information for 1908
| Rank | 90 |
| Score | 150 |
| Name | Edmond LASSON |
| Country | Belgium |
| Team | Individual |
No results available in season 1909.
Rider information for 1909
| Rank | 1149 |
| Score | 0 |
| Name | Edmond LASSON |
| Country | Belgium |
| Team | Royal Saroléa |
No results available in season 1910.
Rider information for 1910
| Rank | 715 |
| Score | 1 |
| Name | Edmond LASSON |
| Country | Belgium |
| Team | Royal Saroléa |
| Date | Race | Rank |
| 25/06 | Championnat de Belgique sur route | 15 |
Rider information for 1911
| Rank | 931 |
| Score | 0 |
| Name | Edmond LASSON |
| Country | Belgium |
| Team | Cycles Bovy |
No results available in season 1912.
Rider information for 1912
| Rank | 904 |
| Score | 0 |
| Name | Edmond LASSON |
| Country | Belgium |
| Team | Individual |
No results available in season 1913.
Rider information for 1913
| Rank | 828 |
| Score | 0 |
| Name | Edmond LASSON |
| Country | Belgium |
| Team | Individual |