Ian Clark
Ian Clark may refer to:
- Ian Clark (basketball), American basketball player
- Ian Clark (director) English film director
- Ian Clark (footballer), English former professional footballer
- Ian Clark (geologist) professor in the Department of Earth Sciences at the University of Ottawa, Canada
- Ian Clark (speedway rider), English speedway rider
- Ian Clark (rugby union), English rugby union player
- Ian Clark (political scientist), British scholar of international relations
- Ian D. Clark (civil servant), former Canadian civil servant and Order of Canada Recipient
- Ian D. Clark (historian), Associate Professor of Tourism at University of Ballarat, researcher of Victorian Aboriginal history
- Ian Clark, British actor cast in The Avengers
- Ian D. Clark, Yorkshire born Canadian actor in Road to Avonlea, The Hunt for the Unicorn Killer or ''The Arrow''