| Dennis Pappas | |
| Nationality: | South African |
| Sport: | Water polo |
| Birth Date: | 18 November 1915 |
| Death Place: | Wynberg, South Africa |
Dennis Pappas (18 November 1915 - 9 January 1984) was a South African water polo player. He competed in the men's tournament at the 1952 Summer Olympics.[1]