The Princes’ Reformation
1523-1525 Duchy of East Prussia Duke Albrecht von Hohenzollern
1524-1528 Principality of Ansbach-Bayreuth Princes Kasimir (d. 1527) and Georg (d. 1543) von Hohenzollern
1525 Electorate of Saxony ("Ernestine" Saxony) Electors Friedrich (1486-1525) "the Wise" and  Johann (1525-1532) "the Constant"
1526-1528 Landgraviate of Hesse Landgrave Philip (1518-1567)
1526-1527 Duchy of Braunschweig-Lüneburg Dukes Ernst (d. 1526), Otto (d. 1549), and Franz (d. 1560)
1526, 1533 Duchy of Mecklenburg-Schwerin Dukes Heinrich and Magnus (1516-1550)
1526 Duchy of Anhalt-Köthen Duke Wolfgang
1525-1526 County of Mansfeld Count Gebhard (d. 1558), and Albrecht (d. 1560)
1527 Principality of Liegnitz Prince Friedrich II
1532-1534 Duchy of Anhalt-Dessau Dukes Johann (d. 1551), Georg (d. 1553), and Joachim (d. 1561)
1534-1535 Duchy of Pomerania Dukes Philip (d. 1550), and Barnim (1532-1573)
1534 Duchy of Württemberg Duke Ulrich (d. 1550)
1536-1538 Brandenburg-Neumark Johann von Küstrin (1513-1571)
1538 Duchy of Braunschweig-Grubenhagen Duke Philip (1494-1551)
1539-1540 Electorate of Brandenburg Elector Joachim II (1535-1571)
1539, 1541 Duchy of Saxony ("Albertine" Saxony) Dukes Heinrich (1539-1541) and Moritz (1541-1553)
1540 Duchy of Braunschweig-Calenberg Duke Erik II (1540-1584)
1542 Duchy of Holstein King of Denmark
1542-1543 Duchy of Braunschweig-Wolfenbüttel [Saxon and Hessian occupation]
1543 County of Neuburg Count Ottheinrich
1545 County of Henneberg Counts Wilhelm, Georg Ernst
1546 Electoral Palatinate Elector-Palatine Friedrich II (1544-1556)