This article is about a Thai national park. For use of the name in Thai folklore, see Rocket Festival
Pha Daeng National Park (Thai: อุทยานแห่งชาติผาแดง), formerly known as Chiang Dao National Park, is a national park in Chiang Mai Province, Thailand. Established on 2 November 2000, the park covers 1,123 km² of the Doi Chiang Dao and Pha Daeng mountain areas of the Daen Lao Range, north of the Thanon Thong Chai Range, near the border with Burma. The tallest summit is 2,175 m high Doi Chiang Dao, another tall peak is Doi Puk Phakka at 1,794 meters.
Pha Daeng National Park is one of the most visited birdwatching locations in Thailand with rare species such as the Giant Nuthatch and Hume's Pheasant regularly seen.