Huaytunas Lake
Huaytunas Lake Show map of Bolivia Huaytunas Lake Show map of South America
Location	Yacuma Province, Beni Department
Coordinates	12°55′04″S 65°31′06″W / 12.91778°S 65.51833°W / -12.91778; -65.51833
Basin countries	Bolivia
Surface area	329.5 km2 (127.2 sq mi)
Shore length1	165 km (103 mi)
Surface elevation	146 m (479 ft)
Islands	2
1 Shore length is not a well-defined measure.

Huaytunas Lake is a lake in the Yacuma Province, Beni Department, Bolivia. At an elevation of 146 m, its surface area is 329.5 km².