汉斯·埃斯勒，Hanns Eisler was a German-Austrian-American composer and lyricist. He was known for his "Das Lied von der Moldau" ("La Chanson du Moldau", "The Song of the Moldau") used in the TV film Schweyk im zweiten Weltkrieg (1961) and also sang by Zarah Leander on TV. He did so many more songs in Hollywood, France, Austria and Germany.