C.S. Leigh (born 1964) is a British film director. In 1998 was premiered his directing debut Sentimental Education under his own name Christian Leigh. In his 2001 film Far from China starred singer and actress Marianne Faithfull and featured music by British rock band Suede. 2005 film See You at Regis Debray is about Andreas Baader. His last known film is A Quiet American: Ralph Rucci & Paris, a documentary about fashion designer Ralph Rucci.

Welsh musician John Cale compose music for three of his films: Process (2004), See You at Regis Debray (2005) and American Widow (2009).