All available race results Guido Merlo
| Date | Race | Rank |
| 25/10 | Giro di Lombardia | 25 |
Rider information for 1931
| Rank | 332 |
| Score | 57 |
| Name | Guido MERLO |
| Country | Italy |
| Team | Individual |
| Date | Race | Rank |
| Giro del Piemonte | ||
| 21/04 | General Classification | 44 |
Rider information for 1932
| Rank | 939 |
| Score | 6 |
| Name | Guido MERLO |
| Country | Italy |
| Team | Individual |