All available race results Umberto Jacomino
| Date | Race | Rank |
| Giro d'Italia | ||
| 15/05 | Stage 2 | 72 |
| 18/05 | Stage 3 | 54 |
| Corsa XX Settembre | ||
| 19/09 | Stage 1 | 22 |
| 20/09 | General Classification | 18 |
Rider information for 1909
| Rank | 598 |
| Score | 12 |
| Name | Umberto JACOMINO |
| Country | Italy |
| Team | Bianchi - Dunlop |