Sauthier is a surname. Notable people with the surname include:
Ademar Agostinho Sauthier (born 1940), Brazilian Roman Catholic priest and theologian Anthony Sauthier (born 1991), Swiss footballer Claude J. Sauthier (1736–1802), French illustrator, draftsman, surveyor and mapmaker Jacques Sauthier (1905–?), Swiss boxer Louis Sauthier (1902–?), Swiss boxer