Margaret of Provence was born in 1221 and became Queen of France by marrying Louis IX in 1234. She was the daughter of Raymond Berengar IV, Count of Provence, and Beatrice of Savoy. Margaret played a significant role in the political landscape of her time, often acting as an advisor to her husband. As queen, Margaret was known for her piety and charitable works. She had a strong influence on the court and was involved in various diplomatic efforts. Margaret passed away in 1295, leaving a legacy as a devoted queen and mother to several children, including Philip III of France.