Frederick I, Elector of Saxony

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Frederick I
Portrait by Lucas Cranach the Younger
Elector of Saxony
Reign	6 January 1423 – 4 January 1428
Predecessor	Albert III
Successor	Frederick II
Margrave of Meissen
Reign	9 February 1407 – 4 January 1428
Predecessor	William I
Successor	Frederick II
Born	11 April 1370 Dresden, Margravate of Meissen, Holy Roman Empire
Died	4 January 1428(1428-01-04) (aged 57) Altenburg, Electorate of Saxony, Holy Roman Empire
Burial	Princes Chapel in Meissen Cathedral
Spouse	Catherine of Brunswick-Lüneburg
Issue among others...	Frederick II, Elector of Saxony Anna, Landgravine of Hesse William III, Duke of Luxembourg
House	House of Wettin
Father	Frederick III, Landgrave of Thuringia
Mother	Catherine of Henneberg

Frederick I, the Belligerent or the Warlike (German: Friedrich der Streitbare; 11 April 1370 – 4 January 1428), a member of the House of Wettin, ruled as Margrave of Meissen from 1407 and Elector of Saxony (as Frederick I) from 1423 until his death.

He is not to be confused with his cousin Landgrave Frederick IV of Thuringia, the son of Landgrave Balthasar.