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 Edward, Earl of Wessex with the subsidiary title of Viscount Severn (derived from the Welsh roots of the Countess's family), breaking from a tradition whereby sons of the sovereign were created royal dukes. It was however revealed that the Queen wishes that he be elevated from the rank of Earl to Duke of Edinburgh after that dukedom, held by Prince Philip since 1947, reverts to the Crown (after the death of the current Duke and the Queen), and for his children to be styled as the children of an Earl, rather than as "prince/ss" and "royal highness". He and his wife have two children: