André Mattoni (24 February 1900, Karlsbad – 11 January 1985, Vienna) was an Austrian actor.
He was born Andreas Leo Heinrich Edler von Mattoni in Karslbad, Bohemia, Austria-Hungary (now, Karlovy Vary, Czech Republic). Mattoni was originally cast in Fritz Lang's Metropolis (1927) but was replaced by Gustav Fröhlich four weeks into shooting.