Yvon Vallières (born February 5, 1949 in Richmond, Quebec) is a Quebec politician and teacher. He was a Member of National Assembly of Quebec for the riding of Richmond in the Estrie region from 1973 to 1976 and from 1981 to 2012. Formerly the Minister of Agriculture, Fisheries and Food from 2003 to 2007, he is the current Chair of the Government Caucus. He was a member of the Quebec Liberal Party.