John Mathieson OAL BSC (born 3 May 1961) is an English cinematographer and commercial director.
He is one of a group of filmmakers who emerged from the music video industry of the late 1980s and 1990s.
He is a frequent collaborator with director Ridley Scott, acting as director of photography on most of his films beginning with Gladiator (2000), for which he won a BAFTA Award and was nominated for an Academy Award for Best Cinematography.