Marie Antoinette was the last queen of France before the French Revolution and the establishment of the French First Republic. She was the wife of Louis XVI. Born Archduchess Maria Antonia of Austria, she was the penultimate child and youngest daughter of Empress Maria Theresa and Emperor Francis I. She married Louis Auguste, Dauphin of France, in May 1770 at age 14, becoming the Dauphine of France. On 10 May 1774, her husband ascended the throne as Louis XVI, and she became queen.