Duke of Burgundy, was the fourth son of John the Good, king of France; taken captive at Poitiers 1356; on his return to France he received for his bravery the duchies of Touraine and Burgundy; on his brother's accession to the French throne as Charles V. he exchanged the former duchy for the hand of Margaret of Flanders, on the death of whose father he assumed the government of his territories; his wise administration encouraged arts, industries, and commerce, and won the respect and esteem of his subjects; he was afterwards Regent of France when Charles V. became imbecile (1342-1404).