Info
| Last name | Osler |
| First name | Marcello |
| Nationality |  Italy |
| Date of birth | 18-08-1945 |
| Place of birth | Pergine Valsugana |
| Passed away | 21-07-2023 |
| Age when passed away | 77 |
| Place of passing | Pergine Valsugana |
Monuments
| Date | Rank | Race | |
|---|---|---|---|
 Ronde van Duitsland /Deutschland Tour (2.4) | |||
| 18 |  Standings | ||
| 11-08 | Stage 5bEssen - Dortmund (107.0km) | ||
| 01-08 | 39 |  Grote Scheldeprijs Schoten (1.1) | |
| Giro d'Italia (2.HC) | |||
| 24-05 | 9 | Stage 7Chieti - Pesaro (252.0km) | |
| 06-05 | 27 |  Meisterschaft von Zürich (1.1) | |
| 08-04 | 26 |  Paris-Roubaix (CDM) | |
| 04-04 | 83 | Gent-Wevelgem (1.1) | |
| 20-02 | 31 | Trofeo Laigueglia (1.4) | |