The Jade Faced Assassin is a 1971 Hong Kong film adapted from Gu Long's novel Juedai Shuangjiao.

The film was directed by Yan Jun, produced by the Shaw Brothers Studio, and starred Lily Ho and Kao Yuen as the lead characters.

The swordsman Zhang Zhen is injured in a misadventure and rescued by Eldest Sister of Changchun Sect, who has a crush on him.

However, Zhang falls in love with the maid Yuenu instead, and conceives twins with her.

The baby girl (Xiaolu'er) is saved by Zhang's friend, Lian Lanyan, while the male infant (Hua Yuchun) is taken away by the Eldest Sister.