Matilda of Brabant was a medieval noblewoman born around 1253. She was the daughter of Henry III, Duke of Brabant and Marie of Hohenstaufen. Matilda became the Duchess of Brabant through her marriage to John I, Duke of Brabant in 1273, strengthening political alliances in the region. Matilda played a significant role in the governance of Brabant during her husband's reign. She was known for her piety and support of religious institutions, including the founding of several monasteries. Matilda's legacy continued through her children, who furthered the family's influence in European nobility.