In 1713 at the age of 24, she was married to her maternal cousin Louis Henri, Duke of Bourbon and Prince of Cond* since his father's death in 1710. He was commonly known as Monsieur le Duc. She and her brother married two Cond* siblings in a joint wedding ceremony at Versailles on 9 August. Her brother married Louise *lisabeth de Bourbon. After _her_ marriage, Marie Anne took on the style of Her Serene Highness (Son Altesse s*r*nissime) Madame la Princesse de Cond*. <sep>, Pronoun: her <sep>, A: Louise *lisabeth de Bourbon <sep>, B: Marie Anne