Prince Jean, Duke of Guise Prince Jean, Duke of Guise Prince Jean of Orléans, Duke of Guise (Jean Pierre Clément Marie; 4 September 1874 – 25 August 1940), was the son of Prince Robert, Duke of Chartres (1840–1910), grandson of Prince Ferdinand Philippe and great-grandson of Louis Philippe I, King of the French. His mother was Françoise of Orléans, daughter of François, Prince of Joinville, and Princess Francisca of Brazil. Upon the death of his cousin and brother-in-law Philippe, Duke of Orléans, claimant to the throne of France as "Philip VIII", the Duke of Guise became, at least for his Orleanist and Unionist supporters, titular
Prince Philip, Duke of Edinburgh Charles in 1948 and Princess Anne in 1950. Their marriage is now the longest of any British sovereign. Philip was introduced to the House of Lords on 21 July 1948, immediately before his uncle Earl Mountbatten of Burma. Philip, like his sons Charles and Andrew and other royals, ceased to be members of the House of Lords following the House of Lords Act 1999. He never spoke in the House. After his honeymoon at the Mountbatten family home, Broadlands, Philip returned to the navy at first in a desk job at the Admiralty, and later on a staff course at