All available race results Marcel Lacour
| Date | Race | Rank |
| 08/06 | Bruxelles - Liège | 16 |
Rider information for 1919
| Rank | 689 |
| Score | 0 |
| Name | Marcel LACOUR |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 11/04 | Bruxelles - Liège | 5 |
Rider information for 1920
| Rank | 891 |
| Score | 0 |
| Name | Marcel LACOUR |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| Tour de Belgique | ||
| 01/05 | Stage 1 | 29 |
| 03/05 | Stage 2 | 3 |
| 05/05 | Stage 3 | 4 |
| 29/05 | Liège - Bastogne - Liège | 2 |
| 12/06 | Championnat de Belgique sur route | 6 |
| 11/09 | Arlon - Ostende | 11 |
Rider information for 1921
| Rank | 75 |
| Score | 319 |
| Name | Marcel LACOUR |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| Tour de Belgique | ||
| 02/04 | Stage 1 | 28 |
| 18/06 | Championnat de Belgique sur route | 13 |
Rider information for 1922
| Rank | 225 |
| Score | 74 |
| Name | Marcel LACOUR |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 18/03 | Ronde van Vlaanderen | 17 |
| Tour de Belgique | ||
| 29/04 | Stage 1 | 45 |
| 01/05 | Stage 2 | 16 |
| Paris - Saint-Etienne | ||
| 20/05 | Stage 1 | 51 |
Rider information for 1923
| Rank | 152 |
| Score | 158 |
| Name | Marcel LACOUR |
| Country | Belgium |
| Team | Automoto - Hutchinson |
No results available in season 1924.
Rider information for 1924
| Rank | 891 |
| Score | 4 |
| Name | Marcel LACOUR |
| Country | Belgium |
| Team | Individual |