| Mario Trebbi | |
| Birth Date: | 9 September 1939 |
| Birth Place: | Sesto San Giovanni, Italy |
| Position: | Defender |
| Years1: | 1959–1966 |
| Years2: | 1966–1969 |
| Years3: | 1969–1973 |
| Clubs3: | Monza |
| Caps1: | 122 |
| Goals1: | 1 |
| Caps2: | 35 |
| Goals2: | 0 |
| Caps3: | 125 |
| Goals3: | 4 |
| Nationalyears1: | 1961–1963 |
| Nationalteam1: | Italy |
| Nationalcaps1: | 2 |
| Nationalgoals1: | 0 |
| Manageryears1: | 1975–1978 |
| Manageryears2: | 1979–1980 |
| Manageryears3: | 1980–1981 |
| Manageryears4: | 1981–1982 |
| Manageryears5: | 1982–1983 |
| Managerclubs4: | Savoia |
| Managerclubs5: | Siracusa |
Mario Trebbi (pronounced as /it/; 9 September 1939 – 14 August 2018) was an Italian football player and coach who played as a defender.[1]
Trebbi played 10 seasons (157 games, 1 goal) in the Italian Serie A for A.C. Milan and A.C. Torino.
Trebbi earned 2 caps for the Italy national football team and represented Italy at the 1960 Summer Olympics.[2]