Guy Decomble (1910–1964) was a French film and television actor. A character actor he played in a number of supporting parts in postwar cinema. One of his better known roles is as the teacher in The 400 Blows by François Truffaut.
Known For: Acting
Birthday: 1910-11-12
Place of Birth: Aulnay-sous-Bois, Seine-Saint-Denis, France