 He was the third son of Joseph Franz von Paula Baader (15 September 1733 - 16 February 1794) and Maria Dorothea Rosalia von Schöpf (25 October 1742 - 5 February 1829), who were married on 23 May 1761.In 1775, Franz's father Joseph became the court physician of Maximilian III Joseph, the elector of Bavaria.