Isabelle of Hainaut was a medieval queen, born around 1295 in Hainaut, a region in present-day Belgium. She was the daughter of Count Baldwin of Hainaut and Countess Jeanne of Valois. In 1308, she married Edward II of England, becoming queen consort. Her marriage was politically significant, aimed at strengthening ties between England and the continent. Isabelle played a crucial role in the politics of her time, especially during her husband's reign. She is often remembered for her later involvement in the overthrow of Edward II, which led to her becoming a powerful figure in England. Her life reflects the complexities of royal alliances in the Middle Ages.