Info
| Last name | Bonso |
| First name | Renato |
| Nationality |  Italy |
| Date of birth | 19-09-1944 |
| Age | 81 |
| Place of birth | Marano di Mara |
Monuments
| Year | Milano - San Remo | Tour of Flanders | Paris - Roubaix | Liège-Bastogne-Liège | Il Lombardia |
|---|---|---|---|---|---|
| 1967 | 92nd | - | - | - | - |
Grand tours
| Year | Giro d'Italia | Tour de France | Vuelta a España |
|---|---|---|---|
| 1966 | 80th | - | - |
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| Giro d'Italia (2.HC) | |||||||
| 80 |  Standings | ||||||
| 09-06 | Stage 22Vittoria Veneto - Trieste (172.0km) | ||||||