Khoton Lake (Mongolian: Хотон нуур, Chinese: 霍屯湖, 和屯湖) is a freshwater lake in Altai Tavan Bogd National Park in Tsengel District, Bayan-Ölgii Province, western Mongolia.

It lies at the foot of the Altai Mountains near the Chinese border, at an elevation of about 2,000 metres (6,600 ft) above sea level.

With an area of 50 square kilometres (19 sq mi), it is the country's twenty-sixth largest lake by surface area.

[1] The lake is home to abundant fish life.

This article related to a lake in Mongolia is a stub.