Katon-Karagay National Park (, Katonqaraǵaı memlekettik ulttyq tabiǵi parki) is the largest national park in Kazakhstan, located on the eastern edge of the country, in the Southern Altai Mountains. The park fills the west side of the X where the borders of Kazakhstan, Russia, China, and Mongolia meet. The highest peak in Siberia (Belukha Mountain, ), is on the Russian border in the Katun Range. The park is in Katonkaragay District of East Kazakhstan Region, southeast of the capital city of Astana.