Henry I, duke of Guise (born 1550)

Henri I de Lorraine, Duke of Guise, Prince of Joinville, Count of Eu, sometimes called Le Balafré ('Scarface'), was the eldest son of François, Duke of Guise, and Anna d'Este. His maternal grandparents were Ercole II d'Este, Duke of Ferrara, and Renée of France. Through his maternal grandfather, he was a descendant of Lucrezia Borgia and Pope Alexander VI.