Godfrey I, Duke of Brabant was a nobleman who ruled in the late 11th century. He became the first Duke of Brabant in 1183, a title that marked the region's importance in medieval Europe. Godfrey was known for his efforts to strengthen the duchy and expand its influence. He was born around 1150 and was a member of the House of Reginar. Godfrey I played a significant role in the political landscape of the time, engaging in various alliances and conflicts. His reign laid the foundation for the future development of the Duchy of Brabant.