John III, Count of Holstein-Plön
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John III of Holstein-Plön (c. 1297–1359), called John the Mild, was a Count of Schauenburg and Holstein-Plön and Holstein-Kiel, ruling Holstein-Plön (1312–1316 and again 1350–1359) and Holstein-Kiel (1316–1359). Together with Count Gerhard III of Holstein-Rendsburg, John III was the lord ruling in guardianship the Danish Duchy of Schleswig 1332–1340. He was known as “John the Mild”.
Quick Facts Born, Died ...
John III, Count of Holstein-Plön | |
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Born | c. 1297 |
Died | (1359-09-27)27 September 1359 |
Spouse(s) | Catherine of Silesia-Glogau Merislawa of Schwerin-Wittenburg |
Father | Gerhard II, Count of Holstein-Plön |
Mother | Agnes of Brandenburg |
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