Sima Ying (司馬穎) (279–306), courtesy name Zhangdu (章度), was a Jin Dynasty (265-420) imperial prince who served briefly as his brother Emperor Hui's regent and crown prince. He was the sixth of eight princes commonly associated with the War of the Eight Princes. His title was the Prince of Chengdu (成都王), but he did not receive any posthumous names.
Read more about Sima Ying: Early Career, After Overthrowing Sima Lun, As Regent and Crown Prince, After Removal As Crown Prince