Jean de France, Duc de Berry (1340-1416) was a prominent French nobleman and a member of the royal family. He was the son of Jean II of France and played a significant role in the politics of medieval France. As a patron of the arts, he is best known for commissioning the Très Riches Heures du Duc de Berry, a famous illuminated manuscript that showcases the artistic style of the time. Throughout his life, Jean held various titles and lands, including the Duchy of Berry. He was involved in the Hundred Years' War and supported the Valois dynasty. His influence extended beyond politics, as he contributed to the cultural development of France during the late Middle Ages.