Richard Bruno Heydrich
German opera singer, composer, singer and music educator
Richard Bruno Heydrich (23 February 1865 – 24 August 1938) was a German opera singer (tenor), composer, and founder of the Halle Conservatory. A talented musician since childhood, Heydrich would find great success as a musical teacher, through the Halle Conservatory, which he ran with his wife, Elisabeth. He was the father of high-ranking Nazi official Reinhard Heydrich, who was the principal architect of the Holocaust.
Read more about this composer on Wikipedia.