Ralph Benatzky , born in Mährisch Budwitz (Moravské Budějovice) as Rudolph Franz [František] Josef Benatzky, was an Austrian composer of Moravian origin. He composed operas and operettas, such as Casanova (1928), Die drei Musketiere (1929), Im weißen Rössl (1930) and Meine Schwester und ich (1930). He died in Zürich, Switzerland.