Dawachi (died 1759) is the last khan of the Dzungar Khanate from 1753 until his defeat at the hands of Qing and Mongol forces at Ili in 1755.

Dawachi belongs to the highest rank of Dzungar aristocracy.

He traces his ancestry back directly to Erdeni Batur (died 1635), the founder of the Dzungar Khanate.

His grandfather is Tsering Dondup.

His brother, Tsewang Rabtan (1643-1727), leads the Dzungar invasion and occupation of Tibet in 1717.

His father is the second cousin of Galdan Tseren, the Khong Tayiji of the Dzungar Khanate from 1727 to 1745.