Marie d'Orléans
Princess Isabelle Françoise Hélène Marie d'Orléans (27 November 1900, Le Nouvion-en-Thiérache, France – 12 February 1983, Neuilly-sur-Seine, France) was a member of the House of Orléans and, by marriage, a member of the ducal Harcourt family and of the princely House of Murat.