Mae Charim National Park (Thai: อุทยานแห่งชาติแม่จริม), also known as Mae Jarim,[1] is a protected area in the Luang Prabang Range, Nan Province, Northern Thailand.

The Wa River, a popular river for white water rafting between July and December, flows through the park area.

[2] The park was established on 6 July 2007 with an area of 270,000 rai ~ 432 square kilometres (167 sq mi).

[3] Mae Charim National Park is part of the Luang Prabang montane rain forests ecoregion.

[4] 1,652 m high Doi Khun Lan is the highest peak within the park perimeter.