Jean Blanchet may refer to:
Jean Blanchet (Quebec politician) (1843–1908), Conservative leader of the Opposition in the Legislative Assembly of Quebec Jean Blanchet (physician) (1795–1857), physician and political figure in Canada East. Jean Blanchet (watchmaker) (died 1852), Swiss watchmaker Jean-Baptiste Blanchet (1842–1904), Canadian politician Jean Blanchet (aircraft constructor), see List of aircraft (Bf–Bo)