John Keith Vaughan (23 August 1912 – 4 November 1977) was a British painter.Born in Selsey, Vaughan attended Christ's Hospital school. He worked in an advertising agency until the war, when as an intending conscientious objector he joined the St John Ambulance; in 1941 he was conscripted into the Non-Combatant Corps. Vaughan was self-taught as an artist. His first exhibitions took place during the war.