All available race results Erminio Leoni
No results available in season 1950.
Rider information for 1950
| Rank | 1888 |
| Score | 0 |
| Name | Erminio LEONI |
| Country | Italy |
| Team | S.C. Löwenthal |
| Date | Race | Rank |
| 17/03 | Neuchâtel - Genève | 25 |
Rider information for 1951
| Rank | 1800 |
| Score | 0 |
| Name | Erminio LEONI |
| Country | Italy |
| Team | Individual |
| Date | Race | Rank |
| 15/03 | Milano - Torino | 15 |
Rider information for 1952
| Rank | 1213 |
| Score | 3 |
| Name | Erminio LEONI |
| Country | Italy |
| Team | Girardengo - Clément |
No results available in season 1956.
Rider information for 1956
| Rank | 1405 |
| Score | 0 |
| Name | Erminio LEONI |
| Country | Italy |
| Team | Legnano |