| Porfirio Méndez | |
| Nationality: | Paraguayan |
| Sport: | Middle-distance running |
| Event: | 800 metres |
| Birth Date: | 18 April 1966 |
Porfirio Méndez (18 April 1966 - 24 January 2017) was a Paraguayan middle-distance runner. He competed in the men's 800 metres at the 1988 Summer Olympics. He died of a heart attack while running.[1]