1650–1653 Lebrecht and Emmanuel of Anhalt-Plötzkau joint regents 1653–1659 William Louis 1650–1665 Lebrecht 1665–1669 Emmanuel 1665–1670 (co-ruler) Anna Eleonore of Stolberg-Wernigerode regent 1670–1690 John George II of Anhalt-Dessau regent 1690–1692 Emmanuel Lebrecht 1671–1704 Gisela Agnes of Rath regent 1704–1715 Leopold 1704–1728 Augustus Louis 1728–1755 Karl George Lebrecht 1755–1789 Augustus Christian Frederick 1789–1806 Raised to Duchy 1806. Dukes of Anhalt-Köthen (1806–1847) Augustus Christian Frederick 1806–1812 Louis Augustus Karl Frederick Emil 1812–1818 Leopold III of Anhalt-Dessau regent 1812-1817 Leopold IV of Anhalt-Dessau regent 1817-1818 Frederick Ferdinand 1818–1830 Henry 1830–1847 To Duke Leopold IV of Anhalt-Dessau Notes References Regnal chronology 1390s establishments in the Holy Roman Empire 1396 establishments in Europe 1853 disestablishments in Europe States and territories established in 1396 States of the Confederation of the Rhine States of the German Confederation House of Ascania Lists of princes History of Anhalt Former states and territories of Saxony-Anhalt Principalities of the Holy Roman Empire