Yves Prévost (July 11, 1908 – November 27, 1997) was a politician and lawyer in Quebec, Canada. He was first elected in 1948 for the riding of Montmorency. He served as interim leader of the Union Nationale party and leader of the Opposition in the Legislative Assembly of Quebec from September 1960 to January 1961. He became party leader after UN leader and former Premier Antonio Barrette lost the 1960 election and resigned his seat and the UN leadership a few months later. In 1956, he was made a Knight Commander of the Order of St. Gregory the Great.