| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Male | 
| Full name | Mario•Gruppioni (Groppioni-) | 
| Used name | Mario•Gruppioni | 
| Born | 13 September 1901 in San Giovanni in Persiceto, Bologna (ITA) | 
| Died | 17 January 1939 in Bologna, Bologna (ITA) | 
| Measurements | 170 cm | 
| NOC |   Italy | 
| Medals | OG | 
| Gold | 0 | 
| Silver | 0 | 
| Bronze | 1 | 
| Total | 1 | 
For Mario Gruppioni the bronze medal at the 1932 Olympic Games was the highlight of his career. His only other international medal was a bronze at the 1925 European Championship in Greco-Roman. During the 1932 Olympics he was already suffering from a form of arthritis in his legs, and he died only six years after the Los Angeles Games.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1932 Summer Olympics | Wrestling |  ITA | 
Mario Gruppioni | |||
| Light-Heavyweight, Greco-Roman, Men (Olympic) | 3 | Bronze |