Anne Marie Louise d'Orléans, Duchess of Montpensier (29 May 1627 – 5 April 1693) known as La Grande Mademoiselle, was the eldest daughter of Gaston d'Orléans, and his first wife Marie de Bourbon, Duchess of Montpensier (duchess in her own right). She inherited her title from her mother and was given to her first cousin the Duke of Orléans in 1695 by order of Louis XIV when it was clear that Anne Marie Louise would not have children. She was known as Mademoiselle for most of her life. She was the wealthiest woman of her time. 