Sheosar Lake (also called Shausar Lake) is a lake situated in Deosai National Park, in Gilgit-Baltistan province of northern Pakistan.
The lake is at an elevation of 4,142 metres (13,589 ft) in the Karakoram-West Tibetan Plateau alpine steppe. Its approximate length is 2.3 kilometres (1.4 mi), width 1.8 kilometres (1.1 mi), and average depth is 40 metres (130 ft).