Frederick of Saxony
Frederick of Saxony may refer to:
- Frederick I, Elector of Saxony, or Frederick the Belligerent, ruler of Saxony from 1422 to 1428
- Frederick II, Elector of Saxony, or Frederick the Gentle, ruler of Saxony from 1428 to 1464
- Frederick III, Elector of Saxony, or Frederick the Wise, ruler of Saxony from 1486 to 1525, protector of Martin Luther
- Duke Frederick of Saxony, Grand Master of the Teutonic Knights
- Frederick, Hereditary Prince of Saxony, son of George, Duke of Saxony
- Frederick August I, Elector of Saxony, or Augustus II the Strong, ruler of Saxony from 1694 to 1733
- Frederick [August II, Elector of Saxony], or Augustus III of Poland, ruler of Saxony from 1733 to 1763
- Frederick Christian, Elector of Saxony, ruler of Saxony for 74 days in 1763
- Frederick [Augustus I of Saxony], ruler of Saxony as elector and king from 1763 to 1827
- Frederick [Augustus II of Saxony], King of Saxony from 1836 to 1854
- Frederick [Augustus III of Saxony], King of Saxony from 1904 to 1918