Ku Kam Fai (Chinese: 顧錦輝; Jyutping: gu3 gam2 fai1; born 27 January 1961) is a Hong Kong former professional footballer and the current head coach of South China. His nickname is Muk Tsui Fai (木嘴輝). He is widely regarded as one of the best defenders and sweepers in Hong Kong football history. He served for 13 years in the South China Athletic Association, which lasted for most of his career.