John Sigismund, Elector of Brandenburg: Difference between revisions
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Revision as of 12:55, 6 February 2024
John Sigismund (German: Johann Sigismund; 8 November 1572 – 23 December 1619) was Prince-Elector of the Margraviate of Brandenburg from the House of Hohenzollern. He became the Duke of Prussia through his marriage to Anna, eldest daughter of Duke Albert Frederick of Prussia who died without male heirs.