Gyeryongsan National Park () is one of 20 national parks in South Korea. It was designated as a national park in 1968, as the second park in the country. It covers an area of . One part of Gyeryongsan, a mountain, is located in the park.
The park is home to a total of 1,121 plant species, 1,867 insect species and 645 animal species. Among the animals eleven are endangered, including Otter, Marten, Common buzzard, and Black woodpecker.