| Wolchulsan | |
| Map: | South Korea |
| Location: | South Korea |
| Coordinates: | 34.7678°N 126.7044°W |
Wolchulsan (월출산) is a mountain located in South Jeolla province, South Korea; and spans both Gangjin and Yeongam counties. At its peak, Cheonhwangbong, it rises to 808.7 meters, making it the highest point in Gangjin County.
It lies in a national park of the same name. Wolchulsan National Park is the smallest national park of South Korea, with an area of . A notable feature of the mountain is the "Cloud Bridge" (구름다리) a small suspension bridge that spans two peaks.