All available race results Carlo Ronca
| Date | Race | Rank |
| 13/11 | Genova - Nizza | 28 |
Rider information for 1938
| Rank | 1307 |
| Score | 0 |
| Name | Carlo RONCA |
| Country | Italy |
| Team | Individual |
| Date | Race | Rank |
| Giro di Sicilia | ||
| 17/04 | Stage 3 | 8 |
| 18/04 | Stage 4 | 7 |
| 20/04 | Stage 5 | 4 |
| 21/04 | Stage 6 | 4 |
| 23/04 | General Classification | 6 |
| 04/06 | Giro del Piemonte | 12 |
| 16/07 | Giro dell'Appennino | 25 |
| 08/10 | Coppa Bernocchi | 29 |
Rider information for 1939
| Rank | 225 |
| Score | 172 |
| Name | Carlo RONCA |
| Country | Italy |
| Team | Individual |
| Date | Race | Rank |
| 09/03 | Milano - Torino | 20 |
| 19/03 | Milano - Sanremo | 40 |
Rider information for 1941
| Rank | 510 |
| Score | 8 |
| Name | Carlo RONCA |
| Country | Italy |
| Team | Individual |