HRH Prince Guillaume of Luxembourg and Sibilla Weiller wedding, 1994. He is the the youngest of Grand Duke Jean and Grand Duchess Joséphine-Charlotte’s children, and Sibilla is the youngest daughter of Infanta Beatriz of Spain, making Sibilla a great-granddaughter of King Alfonso XII of Spain and Princess Victoria Eugenia of Battenberg.
Their Royal Highnesses Prince René and Princess Margaret of Bourbon-Parma. Married: June 9,1921
Their Serene Highnesses Prince Raphael Rainer and Princess Margarete of Thurn and Taxis. Married: May 24,1932