Charles-Séraphin Rodier (4 October 1797 – 4 February 1876) was a Canadian merchant, lawyer, mayor of Montreal and legislative councillor of Quebec. Born in Montreal, Lower Canada, the son of Jean-Baptiste Rodier and Julie-Catherine Le Jeune, Rodier was a merchant who ran a dry goods shop in Montreal. He was the first merchant in Montreal to import goods from Great Britain and France. He retired in 1836. He decided to become a lawyer and studied law with and . He was admitted to the bar in 1841 but did not practice law. He was also a director of the Banque Jacques Cartier.