What is the name of the wife of Svend Borberg's son?
Svend Borberg Svend Borberg (April 8, 1888 – October 7, 1947) was a Danish author, playwright, editor and literary critic. He was the brother of N. C. Borberg and William Borberg and the father of Claus von Bülow.
Sonja Bernadotte Sonja Anita Maria Bernadotte, Countess of Wisborg (née Haunz) (7 May 1944 – 21 October 2008) was the widow of Count Lennart Bernadotte, grandson of Sweden's King Gustaf V through his father, Prince Wilhelm, the king's second son, married in Mainau on 29 April 1972.