Sauveur Ducazeaux (; 8 December 1910, Biarritz â 23 June 1987, Colmar) was a French professional road bicycle racer. He won one stage in the 1936 Tour de France. After his cycling career, he became a team captain. In 1956, he was the team captain of Roger Walkowiak, who surprisingly won the 1956 Tour de France.