| Gwon Seong-nak | |
| Nationality: | South Korean |
| Sport: | Long-distance running |
| Event: | Marathon |
| Birth Date: | 19 December 1964 |
Gwon Seong-nak (born 19 December 1964) is a South Korean long-distance runner. He competed in the men's marathon at the 1988 Summer Olympics.[1]