Madame de Montespan AMBITION At Court: Madame de Montespan was the Second Mistress of Louis XIV. This video is a biography on FrançoiseAthénaïs de Rochechouart de Mortemart, mme de Montespan. She was baptized on October 5, 1640 in LussaclesChâteaux and died on May 27, 1707 in Bourbonl'Archambault. She also bears the name of Mademoiselle de TonnayCharente, but takes her most famous name from her marriage in 1663 to LouisHenri de Pardaillan de Gondrin, which gives her the title of Marquise de Montespan. Present at the court of Versailles, she becomes the mistress of Louis XIV. Seven children were born from their relationship.