Sigvard Oscar Fredrik, Prince Bernadotte, Count of Wisborg (7 June 1907 – 4 February 2002) born as, and until 1934 known as, Prince Sigvard of Sweden, Duke of Uppland, was a member of the Swedish Royal Family and a successful industrial designer. He was the second son of the future King Gustaf VI Adolf and his first wife, Princess Margaret of Connaught, eldest daughter of Prince Arthur, Duke of Connaught and Strathearn and granddaughter of Britain's Queen Victoria.
https://en.wikipedia.org/wiki/Sigvard_Bernadotte