Chow Yun-fat (kwa mila za Kichina huitwa: 周潤發; kwa Kichina kilichorahishwa huitwa: 周润发; pinyin: Zhōu Rùnfā; amezaliwa 18 Mei 1955) ni mwigizaji wa filamu kutoka Jamhuri ya watu wa China. Ni miongoni mwa waigizaji filamu maarufu sana katika bara la Asia na ni mmoja wa waigizaji wakubwa katika soko la filamu kisiwani Hong Kong. Fat mara nyingi huwa anacheza sana michezo ya kuigiza (mfululizo wa vipindi vya TV). Amewahi kushinda tuzo mara tatu ya kuwa kama mwigizaji bora wa filamu huko Hong Kong na mara mbili mjini Taiwan. Reincarnation (1977 film)|Reincarnation (1977) Heroic Cops (1977) Hot Blood (1977) Police Sir! (1980) Postman Fight Back (1981) The Story of Woo Viet (1981) The Head Hunter - aka Long Goodbye (1982) Last Affair (1983) Bloody Money (1983) Love in a Fallen City (1984) Hong Kong 1941 (1984) The Occupant (1984)) Women (film)|Women (1985) Witch from Nepal (1985) Spiritual Love (1985) Why Me? (1985 film)|Why Me?