Richard Duncan (born December 25, 1973) is a retired Canadian long jumper.
He was an eight-time NCAA All-American and an Olympian.
Duncan finished fourth at the 1994 Commonwealth Games, in the high jump event.
While attending the University of Texas, Duncan was the first athlete in history to earn All-American honors in the same NCAA Championship meet competing in the long, high, and triple jump events.
This biographical article relating to Canadian athletics and track and field is a stub.