Yan Pak was born on November 30, 1942 in Kuala Lumpur, Malaysia as Wai-yin Chan. She is an actress, known for Jui kuen II (1994), Gai tung ngap gong (1988) and Guang gun shen tou shuang cai feng (1978). She has been married to Wong Man Wai since January 16, 1968.