Emmerich Kálmán (October 24, 1882 - October 30, 1953), also known as Imre Kálmán, was a Hungarian composer of operettas.
He studied music theory and composition under Hans Kössler at the conservatory1 of Budapest.
Kalman left Europe to escape Nazi persecution, settling in California. He emigrated back to Europe from New York in 1949.