Maillet may refer to:
People Andrée Maillet (1921–1995), Quebec writer Antonine Maillet (1929–2025), Acadian novelist and playwright Benoît de Maillet (1656–1738), French diplomat Eddy Maillet (born 1967), Seychellois football referee Jacques Maillet (1926–2019), French rower Jacques-Léonard Maillet (1823–1894), French academic sculptor Nathalie Maillet (1970–2021), French architect and racecar driver Philippe Maillet (born 1992), Canadian ice hockey player Quentin Fillon Maillet (born 1992), French biathlete Robert Maillet (born 1969), Canadian actor and retired professional wrestler
Places Maillet, Allier, a former commune in the department of Allier Maillet, Indre, a commune in the department of Indre Mailly-Maillet, a commune in the department of Somme
Other uses Maillet's determinant, in mathematics SFCA Maillet, range of aeroplane models