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 protracted correspondence between constitutional expert Edward Iwi (who averred that, without such a change, the royal child would be born with "the Badge of Bastardy") and Prime Minister Harold Macmillan who had attempted to rebuff Iwi. After her accession to the throne, the Queen also announced that the Duke was to have "place, pre-eminence and precedence" next to her "on all occasions and in all meetings, except where otherwise provided by Act of Parliament". This meant the Duke took precedence over his son, the Prince of Wales, except, officially, in the British parliament. In fact, however, he attends Parliament only