Prince Jean, Duke of Guise king of France as "Jean III". The title was disputed by members of the Spanish Anjou branch of the family, descended from Louis XIV of France. He died in Larache, Morocco, in 1940. He was succeeded as claimant to the French throne by his only son, Henri d' Orléans, Count of Paris. In 1899, he married his first cousin, Isabelle d'Orléans (1878–1961). She was the younger sister of Philip VIII, and the daughter of Philip VII and Marie Isabelle d'Orléans. They had four children: Prince Jean, Duke of Guise Prince Jean of Orléans, Duke of Guise (Jean Pierre Clément Marie;
Duchess of Edinburgh exchange letters. Their engagement was officially announced on 9 July 1947. Before the marriage, Philip renounced his Greek and Danish titles, converted from Greek Orthodoxy to Anglicanism, and adopted the style "Lieutenant Philip Mountbatten", taking the surname of his mother's British family. Just before the wedding, he was created Duke of Edinburgh and granted the style "His Royal Highness". Elizabeth and Philip were married on 20 November 1947 at Westminster Abbey. It was announced in 1999, at the time of the wedding of Prince Edward, Earl of Wessex, that he would follow his father as Duke of Edinburgh. The title