詹姆斯·福克斯（William "James" Fox，1939年5月19日－）是英国的一位演员。他出生在伦敦的一个演员家庭，是演员爱德华·福克斯的弟弟。毕业于纽约州立大学帕齐斯校。 　　Fox first appeared on film in The Miniver Story in 1950. His other early film appearances were made under his birth name, William Fox. 　　In 1962, Fox was working in a bank when Tony Richardson offered him a minor role in the film The Loneliness of the Long Distance Runner. Fox's father attempted to forbid this, claiming that his son had no talent for acting and that it would disrupt his life for him to give up his job in the bank, but nevertheless Fox took the part. 　　During the 1960s, Fox gained popularity. In 1964, he won a BAFTA Award for Most Promising Newcomer for his role in The Servant (1963). His films included Those Magnificent Men in their Flying Machines (1965), King Rat (1965), The Chase (1966), Thoroughly Modern Millie (1967), Isadora (1968), and Performance (1970).