Maria Ludovika Beatrix of Austria-Este, also known as Maria Ludovika of Modena, was Empress of Austria as the third wife of Emperor Francis I from their marriage on 6 January 1808 until her death in 1816. She was the daughter of Archduke Ferdinand of Austria-Este (1754–1806) and his wife, Maria Beatrice Ricciarda d'Este (1750–1829). She was a member of the House of Austria-Este, a branch of the House of Habsburg-Lorraine.

Francis II and I was the last Holy Roman Emperor as Francis II from 1792 to 1806, and the first Emperor of Austria as Francis I from 1804 to 1835. He was also King of Hungary, Croatia and Bohemia, and served as the first president of the German Confederation following its establishment in 1815.