1. Frederick I, Elector and Margrave of Brandenburg (1372-1440). 2. Frederick II, 'The Iron Tooth' (1413-1471) 3. Albert Achilles (1414-1486) 4. John Cicero (1455-1499) 5. Joachim I 'Nestor' (1484-1535) 6. Joachim II 'Hector' (1505-1571), and Hans von Kustrin (1513-1571) 7. John George 'The Economical' (1525-1598) 8. Joachim Frederick (1546-1608) 9. John Sigismund (1572-1619) 10. George William (1595-1640) 11. Frederick William I, The Great Elector (1620-1688) 12. Frederick, Third of that Name as Elector, First as King (1657-1713) 13. Frederick William I, Second King of Prussia (1688-1740) 14. Frederick II, The Great (1712-1796) 15. Frederick William II (1744-1797) 16. Frederick William III (1770-1840) 17. Queen Louise (1776-1810) 18. Prince Louis Ferdinand (1772-1806) 19. Frederick William IV (1795-1861) 20. William I (1797-1888) 21. Frederick III (1831-1888) 22. William II (1859-1918) 23. 'William III' b. 1882 24. Ernst von Wildenbruch (1845-1909)