| Birth Place: | Genoa, Italy |
| Height: | 1.7m (05.6feet) |
| Weight: | 65kg (143lb) |
| Club: | Circolo Canottieri, Napoli |
| Show-Medals: | yes |
Giampiero Fossati (born 13 April 1944) is a retired Italian butterfly swimmer. He competed at the 1960, 1964 and 1968 Olympics with the best result of seventh place in the 4 × 100 m medley relay in 1964. He never reached a final in his individual events.[1] Fossati won two gold medals at the Mediterranean Games in the medley relay.