| Maurice Gueissaz | |
| Nationality: | Swiss |
| Sport: | Rowing |
| Birth Date: | 24 May 1923 |
| Birth Place: | St. Gallen, Switzerland |
| Death Place: | Lausanne, Switzerland |
Maurice Gueissaz (24 May 1923 – 11 November 1998) was a Swiss rower. He competed in the men's double sculls event at the 1948 Summer Olympics.[1]