Frederick II, Elector of Brandenburg

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Frederick II
Posthumous engraving of Frederick II, 16th century
Elector of Brandenburg
Reign	20 September 1440 – 10 February 1471
Predecessor	Frederick I
Successor	Albert III Achilles
Born	(1413-11-19)19 November 1413 Tangermünde castle, Margraviate of Brandenburg
Died	10 February 1471(1471-02-10) (aged 57) Neustadt an der Aisch, Bavaria
Spouse	Catherine of Saxony ​ (m. 1441)​
Issue	Dorothea of Brandenburg, Duchess of Saxe-Lauenburg Margaret of Brandenburg Johan of Brandenburg
House	Hohenzollern
Father	Frederick I, Elector of Brandenburg
Mother	Elisabeth of Bavaria

Frederick II of Brandenburg (German: Friedrich II.) (19 November 1413 – 10 February 1471), nicknamed "the Iron" (der Eiserne) and sometimes "Irontooth" (Eisenzahn), was a Prince-elector of the Margraviate of Brandenburg from 1440 until his abdication in 1470, and was a member of the House of Hohenzollern.