Claude de Lorraine, duc de Guise (20 October 1496, Château de Condé-sur-Moselle, – 12 April 1550, Château de Joinville) was a French aristocrat and general. He became the first Duke of Guise in 1528. He was the second son of René II, Duke of Lorraine, and Philippa of Guelders. He was educated at the French court of Francis I. At seventeen, Claude made an alliance to the royal house of France by a marriage with Antoinette de Bourbon (1493–1583), daughter of François, Count of Vendôme.

Read more: Wikipedia