Archduchess Maria Anna of Austria (13 January 1610 - 25 September 1665 Munich) was the daughter of Ferdinand II, Holy Roman Emperor of Habsburg and Maria Anna of Bavaria. She married Maximilian I, Elector of Bavaria, a recent widower. He hoped to father a male heir. She gave birth to Ferdinand Maria, elector of Bavaria (de Bavière (Wittelsbach)) and Maximilian Philip. Maria Anna is generally described as clever, cautious, energetic, stern, frugal, and experienced in matters of financial administration. She was very interested in politics and well instructed about developments.