Robert Lebel (8 November 1924 – 25 May 2015) was a Canadian Catholic bishop.
Born in Trois-Pistoles, Quebec, Canada, Lebel was ordained to the priesthood in 1950 and was appointed titular bishop of Alinda and auxiliary bishop of the Roman Catholic Diocese of Saint-Jean-Longueuil in 1974. In 1976, he was appointed bishop of the Roman Catholic Diocese of Valleyfield and retired in 2000.