All available race results Leon Decapelle
| Date | Race | Rank |
| Tour de Belgique | ||
| 06/06 | Stage 1 | 64 |
| 07/06 | Stage 2 | 59 |
| 08/06 | Stage 3 | 50 |
| 09/06 | Stage 4 | 39 |
| 10/06 | Stage 5 | 29 |
| 10/06 | General Classification | 26 |
| 15/08 | Omloop van België | 12 |
Rider information for 1934
| Rank | 921 |
| Score | 8 |
| Name | Leon DECAPELLE |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 12/05 | Paris - Lille | 25 |
| Tour de Belgique | ||
| 26/05 | Stage 1 | 72 |
| 27/05 | Stage 2 | 70 |
| 29/05 | Stage 3 | 72 |
| 30/05 | Stage 4 | 14 |
| 01/06 | Stage 5 | 34 |
| 02/06 | Stage 6 | 34 |
| 02/06 | General Classification | 31 |
Rider information for 1935
| Rank | 1676 |
| Score | 0 |
| Name | Leon DECAPELLE |
| Country | Belgium |
| Team | Bury |
No results available in season 1936.
Rider information for 1936
| Rank | 1908 |
| Score | 0 |
| Name | Leon DECAPELLE |
| Country | Belgium |
| Team | Splendor |