Gaudet or Guadet is a French surname. Notable people with the surname include:Christopher Gaudet, Canadian actor Daniel Gaudet, Canadian gymnast Elisa Gaudet, American golf writer Francine Gaudet, Canadian politician Joseph Gaudet (1818–1882), Canadian politician Julien Guadet (1834–1908), French architect and professor Kevin Gaudet, Canadian ice hockey coach Marguerite-Élie Guadet (1758–1794), French politician Mia M. Gaudet, American cancer epidemiologist Pete Gaudet, American basketball coach Roger Gaudet, Canadian politician Suzanne Gaudet, Canadian curler Wayne Gaudet, Canadian politician