Duchess Sibylla von Württemberg (29 May 1963), she has one son with Wolfgang Merz. Duchess Christiane von Württemberg (16 September 1973), she married Till Kitzing (26 August 1972) in 2003. Duchess Elisabeth of Württemberg (2 February 1933) she married Prince Antoine of Bourbon-Two Sicilies on 18 July 1958.
Peter and Paul Day in the Julian Calendar, the patron saints of the family crypt on Oplenac, where he was buried, in a funeral attended by several thousand mourners. Marriage and issue. He was married on 5 June 1957, in Salem, Baden-Württemberg, West Germany, to Princess Margarita of Baden, niece of Prince Philip, Duke of Edinburgh.