Claus von Bülow was born on 11 August 1926 in Copenhagen, Denmark. He was married to Martha Sunny von Bulow. He died on 25 May 2019 in London, England, UK.
Related through his mother to the German von Bülows, the patrons of
Richard Wagner. His father, playwright Svend Borberg, was a Nazi sympathizer
who was later convicted of collaboration after World War II.