André Charles Prosper Messager (French: ; 30 December 1853 – 24 February 1929) was a French composer, organist, pianist and conductor. His compositions include eight ballets and thirty opéras comiques, opérettes and other stage works, among which his ballet Les Deux Pigeons (1886) and opéra comique Véronique (1898) have had lasting success; Les P'tites Michu (1897) and Monsieur Beaucaire (1919) were also popular internationally.