| Seonginbong | |
| Elevation M: | 984 |
| Prominence M: | 984 |
| Location: | Ulleung County, North Gyeongsang, South Korea |
| Coordinates: | 37.5033°N 130.8661°W |
| Type: | Stratovolcano |
| Last Eruption: | 2990 BCE ± 40 years |
Seonginbong (성인봉) is a mountain located on the South Korean island of Ulleungdo, in North Gyeongsang Province, off the eastern coast of the mainland Korean Peninsula. It is the tallest mountain on the island and has an elevation of 984 metres.[1]