| István Encsi | |
| Nationality: | Hungarian |
| Sport: | Athletics |
| Event: | Hammer throw |
| Birth Date: | 1 February 1943 |
| Birth Place: | Abaújkér, Hungary |
István Encsi (1 February 1943 - 18 June 2022) was a Hungarian athlete. He competed in the men's hammer throw at the 1972 Summer Olympics.[1]