Who married Louis Armand I, Prince of Conti?

Louis Armand de Bourbon (30 April 1661 – 9 November 1685) was Prince of Conti from 1666 to his death. He was the son of Armand de Bourbon and Anne Marie Martinozzi, the daughter of Girolamo Martinozzi and Laura Margherita Mazzarini, elder sister of Cardinal Mazarin. As a member of the reigning House of Bourbon, he was a Prince du Sang. He was a son-in-law of King Louis XIV of France, who was his namesake.

Marie Anne de Bourbon, Légitimée de France, born Marie Anne de La Blaume Le Blanc, by her marriage Princess of Conti then Princess Dowager of Conti, suo jure Duchess of La Vallière and of Vaujours (French pronunciation: [maʁi an də buʁbɔ̃]; 2 October 1666 – 3 May 1739) was a French noblewoman as the eldest legitimised daughter of Louis XIV, King of France, born from his mistress Louise de La Vallière, and the king's favourite daughter. She married Louis Armand I, Prince of Conti, in 1680 and was widowed in 1685. She never married again and had no issue. Upon her mother's death, she became the suo jure Duchess of La Vallière and of Vaujours.