Sima Lun, Chinese emperor (born 249)

Sima Lun, courtesy name Ziyi (子彛), was titled the Prince of Zhao and the usurper of the Jin dynasty from February 3 to May 31, 301. He is usually not counted in the list of Jin emperors due to his brief reign, and was often mentioned by historians as an usurper. He was the third of the eight princes commonly associated with the War of the Eight Princes.