All available race results Leroy
| Date | Race | Rank |
| 24/05 | G.P. du Midi-Libre | 33 |
Rider information for 1957
| Rank | 611 |
| Score | 31 |
| Name | LEROY |
| Country | France |
| Team | Individual |
| Date | Race | Rank |
| 24/05 | G.P. du Midi-Libre | 33 |
| Rank | 611 |
| Score | 31 |
| Name | LEROY |
| Country | France |
| Team | Individual |