Adam Cheng was born on February 24, 1947 in Hong Kong. He is known for Chu Liu Xiang da jie ju (1983), Chor Lauheung (1979) and Fong Sai Yuk (1993). He has been married to Kuan Ching-Hua since 1989. They have two children. He was previously married to Lydia Shum.