Emperor Xizong of Jin (d. 1150)

Emperor Xizong of Jin (28 February 1119 – 9 January 1150), personal name Hela, sinicised name Wanyan Dan, was the third emperor of the Jurchen-led Jin dynasty of China. He reigned for about 15 years from 1135 to 1150. During his reign, the Jin dynasty launched several military campaigns against the Han-led Southern Song dynasty in southern China.