Info
| Last name | Siboni |
| First name | Marcello |
| Nationality |  Italy |
| Date of birth | 06-01-1965 |
| Age | 60 |
Monuments
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| 23-09 | 81 |  Paris-Brussel (1.1) | |||||
| 24-07 | 19 | Trofeo Matteotti (1.2) | |||||
| 26-06 | 10 | National Road Championships - Italy (CN) | |||||
 Tour de Suisse (2.1) | |||||||
| 14 |  Standings | ||||||
| 23-06 | Stage 10Schaffhausen - Zürich (180.0km) | ||||||
| 22-06 | 8 | Stage 9Chur - Schaffhausen (210.0km) | |||||
| 19-06 | 10 | Stage 6Sierre - Leukerbad (18.0km) | |||||
| 18-06 | 3 | Stage 5Bulle - Leukerbad (199.0km) | |||||
| Giro d'Italia (2.HC) | |||||||
| 39 | Standings | ||||||
| 12-06 | Stage 22Vittorio Veneto - Vittorio Veneto (43.0km) | ||||||
| Giro del Trentino (2.2) | |||||||
| 19 | Standings | ||||||
| 06-05 | Stage 3Predazzo - Riva del Garda (216.0km) | ||||||
| 01-05 | 42 |  Rund um den Henninger Turm (1.1) | |||||
| 13-04 | 56 | La Flèche Wallonne (1.1) | |||||
Teams
Victories
| This year | 0 |
| Total | 0 |