Massu may refer to: Jacques Massu (1908–2002), French general, who fought during World War II, First Indochina War and Algerian War Nicolás Massú (born 1979), Chilean Olympic champion tennis player Massu, Lääneranna Parish, village in Lääneranna Parish, Pärnu County, Estonia Massu, Põhja-Pärnumaa Parish, village in Põhja-Pärnumaa Parish, Pärnu County, Estonia Massu River, Estonia