Charles III Duke of Elbeuf Royalty
Charles III (1620–4 May 1692) was the third Duke of Elbeuf and member of the House of Lorraine. He succeeded his father Charles II, Duke of Elbeuf, to the Duchy-Peerage of Elbeuf. His mother was an illegitimate daughter of Henry IV of France and Gabrielle d'Estrées. He was also a Peer of France as well as titular Duke of Guise, Count of Harcourt, Lillebonne and Rieux.