German lyricist and songwriter (born 23 February 1909 in Offenbach, Germany - died 27 December 2003). He wrote the lyrics to more than 300 songs, but also some melodies. His most famous song is maybe the „Elisabeth-Serenade“ („Hör mein Lied, Elisabeth“), written for the queen Elisabeth as she came 1965 to Germany.
He had several pseudonyms: Erik Schäfer-Wallnau, Erik Wallnau, Erich Schaefer, Hans Erissen, Kurt Hessler, Mac Gordon, Walter Nau, Bert Naumann.