Franz Xavier of Saxony was a Saxon prince and member of the House of Wettin. He was the fourth but second surviving son of Augustus III, King of Poland and Elector of Saxony, and Maria Josepha of Austria. Wikipedia
Born: August 25, 1730, Dresden, Germany
Died: June 21, 1806 (age 75 years), Zabeltitz, Grossenhain, Germany
Great-grandparents: John George III, Elector of Saxony, Leopold I, Holy Roman Emperor, Eleonore Magdalene of Neuburg, and more
Grandchild: Charles-Philippe de Preissac d'Esclignac
Partner: Maria Chiara Spinucci (1767–)
Parents: Augustus III of Poland and Maria Josepha of Austria