Frontism may stand for: Common front, the political practice (both left and right wing) of uniting with anyone against a common enemy Frontist Party, a left-wing French political party in the 1930s Frontpartij, a Flemish nationalist movement in Belgium in the 1920s Frontist movement, a right wing Swiss movement in the 1930s und 1940s National Front (Switzerland), a fascist Swiss party in the 1930s