The House of Brabant was a noble dynasty that played a significant role in the history of the Low Countries during the Middle Ages. It originated in the 11th century and was known for its influence in regions such as Brabant, Flanders, and Hainaut. The house produced several notable rulers, including the Dukes of Brabant, who contributed to the political and cultural development of the area. Throughout its history, the House of Brabant was involved in various dynastic unions and conflicts, often aligning with other noble houses. Its legacy includes the establishment of important cities and the promotion of trade and commerce, which helped shape the economic landscape of medieval Europe.