Jai Singh (5 December 1653 – 23 September 1698), was the Maharana of Mewar Kingdom, ruling from 1680 to 1698. He was a son of Mahanara Raj Singh I. Jai Singh fought a series of battles against Mughal Emperor Aurangzeb. In 1680–81, he sent his noble Dayaldas in Malwa. Dayaldas occupied Dhar and Mandu. He looted those cities and fought a series of battles against Mughal army.He married Dayawati Bai (1650–1683), a Kachhawa princess of Amber, who died in childbirth.He built Dhebar lake also known as Jaisamand, in 1685.