Marie of Champagne was a notable medieval noblewoman born around 1145. She was the daughter of King Louis VII of France and Eleanor of Aquitaine. After her father's marriage to Eleanor, Marie became a significant figure in the politics of her time, particularly through her marriage to Henry I, Count of Champagne. As Countess of Champagne, Marie played a crucial role in the region's governance and culture. She was known for her patronage of the arts and her support of troubadours, which helped to promote the literary culture of the Occitan region. Her influence extended through her children, who continued her legacy in European nobility.