Charles-Philippe d'Orléans was a member of the House of Orléans, who bore the courtesy title of Duke of Nemours. He was descended from Louis-Philippe's second son, Prince Louis, Duke of Nemours.

Prince Philippe of Belgium, Count of Flanders, was the third born and second surviving son of King Leopold I of Belgium and Louise d'Orléans. He was the brother of Leopold II of Belgium and Empress Ca