Saint-Maurice–Champlain is a federal electoral district in Quebec, Canada, that has been represented in the House of Commons of Canada since 2004. It consists of: * the City of Shawinigan; * the Regional County Municipality of Le Haut-Saint-Maurice, including Communauté de Wemotaci Indian Reserve, Coucoucache Indian Reserve No. 24A and Obedjiwan Indian Reserve No. 28; and * the regional county municipalities of Les Chenaux and Mékinac.