| Gustave Prouvost | |
| Nationality: |  France |
| Birth Date: | 25 March 1887 |
| Birth Place: | Tourcoing, France |
| Teams: | EN Tourcoing, Tourcoing |
| Nationalyears: | ?-? |
| Nationalteam: | France |
Gustave Prouvost (born 25 March 1887, date of death unknown) was a French water polo player.[1] He was a member of the France men's national water polo team. He competed with the team at the 1912 Summer Olympics.[2]