Denis Roux (born November 5, 1961 in Montreuil) is a former French cyclist.
Roux was professional from 1984 to 1992 and recorded a total of eleven victories including a stage of the Vuelta a España in 1990. He participated in the Tour de France six times. His best result was tenth place in 1988.
After he retired, he became a coach at the Canadian and French Cycling Federation and the sports director of Crédit Agricole. He is married to the French skier Sarah Hemery.