Karl Heinrich Klaustermeyer (22 February 1914 – 21 April 1976) was a member of the Nazi Party who served in the Gestapo, NSKK, and SA. During World War II, he was stationed in the Warsaw Ghetto, where he personally murdered multiple Jewish civilians and participated in the suppression of the Warsaw Uprising. After the war, he settled down in West Germany. Klaustermeyer was exposed and arrested in the early 1960s. In 1965, he was found guilty of war crimes and sentenced to life in prison. He was released from prison on health grounds less than two weeks before his death in 1976.