Saul Dibb is an English director and screenwriter. His father is the documentary maker Mike Dibb. Born in London, England, Saul Dibb is a graduate of the University of East Anglia. He is best known for co-writing and directing Bullet Boy, for which he was nominated for the Douglas Hickox Award, The Line of Beauty, and The Duchess, which won the Academy Award for Best Costume in 2009.