Françoise d'Aubigné, Marquise de Maintenon, was a French noblewoman who lived in the 17th century. She is best known for her role as the second wife of King Louis XIV of France. Maintenon was known for her intelligence, wit, and strong personality, and she had a significant influence on the king. She was also known for her involvement in charitable and educational activities, including the establishment of a school for impoverished girls. Maintenon's impact on the French court and society was significant, and she remains a prominent figure in French history.