| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Mario•Cazzaniga | |
| Used name | Mario•Cazzaniga | |
| Born | 1900 in Milano, Milano |  ITA |
| Died | in Livorno, Livorno | ITA |
| Affiliations | Rari Nantes Milano — Milano, Milano | ITA |
| NOC | Italy | ITA |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1924 Summer Olympics | Water Polo (Aquatics) | ITA |
Mario Cazzaniga | |||
| Water Polo, Men (Olympic) | Italy | =10 |
