Frederick,_Duke_of_Schleswig-Holstein-Sønderburg-Nordborg
Frederick, Duke of Schleswig-Holstein-Sønderburg-Norburg
Duke of Schleswig-Holstein-Sonderburg-Norburg (1581–1658)
Frederick of Schleswig-Holstein-Sonderburg-Norburg (26 November 1581, in Sønderborg – 22 July 1658, in Nordborg) was Duke of Schleswig-Holstein-Sonderburg-Norburg.
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