Duvalier is a French and Haitian surname, and may refer to: François Duvalier, nicknamed "Papa Doc", President of Haiti 1957–71 Jean-Claude Duvalier, nicknamed "Baby Doc", son of François Duvalier and President of Haiti 1971–86 Simone Ovid Duvalier, nicknamed "Mama Doc", widow of François Duvalier and mother of Jean-Claude Duvalier Michèle Bennett Duvalier Wikipedia