Lake Saiful Muluk () is a lake at the northern end of the Kaghan Valley ( 34°52′37.34″N, 73°41′37.71″E) near Naran. It is in the northeast of Mansehra District of Khyber Pakhtunkhwa, Pakistan. At an altitude of 3,224 m (10,578 feet) above sea level it is one of the highest lakes in Pakistan.