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 interfered, preferring to stay out of other people's love lives. Eventually, Margaret and Townsend parted. For six months, over 1953–54, Philip and Elizabeth toured the Commonwealth; again their children were left in the United Kingdom. In 1956, the Duke, with Kurt Hahn, founded The Duke of Edinburgh's Award in order to give young people "a sense of responsibility to themselves and their communities". In the same year, he also established the Commonwealth Study Conferences. From 1956 to 1957, Philip travelled around the world aboard the newly commissioned HMY "Britannia", during which he opened the 1956 Summer Olympics in Melbourne and