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;
Prince Philip, Duke of Edinburgh Mountbatten", as Elizabeth would typically have taken Philip's last name on marriage; however, when Queen Mary, Elizabeth's grandmother, heard of this suggestion, she informed the British Prime Minister Winston Churchill, who himself later advised the Queen to issue a royal proclamation declaring that the royal house was to remain known as the House of Windsor. Churchill's strong personal antipathy to Lord Mountbatten, whom he considered a dangerous and subversive rival who had lost India, may have contributed to this. Prince Philip privately complained, "I am nothing but a bloody amoeba. I am the only man in the country not allowed