| Mehmet Tümkan | |
| Nationality: | Turkish |
| Sport: | Middle-distance running |
| Event: | 800 metres |
| Birth Date: | 2 October 1943 |
Mehmet Tümkan (born 2 October 1943) is a Turkish middle-distance runner. He competed in the men's 800 metres at the 1972 Summer Olympics.[1]