Bur-Suen (fl. c. 1820—1799 BCE by the short chronology) was the 7th king of the Dynasty of Isin and ruled for 21 years according to the SKL,[i 23] 22 years according to the Ur-Isin king list.[i 24][24] His reign was characterized by an ebb and flow in hegemony over the religious centers of Nippur and Ur.