Jan Kostka
Polish noble
About Jan Kostka
Lived 1529 – 1581 (aged 51–52). Jan Kostka was a Polish beamter and castellan.
Jan Kostka ( – 1581) was a Polish noble and a candidate in elections for the new King of Poland in 1572. He was also an advisor to Kings Henry of Valois and Stefan Batory.
He was a courtier and a secretary of the King, Podskarbi of Duchy of Prussia since 1555, castellan of Gdańsk in 1556–1574, voivode of Sandomierz Voivodeship since 1574, and president of the Komisja Morska (Sea Commission). He advocated for a union of Royal Prussia with the Crown.
In 1574 and 1575, he was proposed as candidate for King of Poland (see ).
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Frequently asked questions
Who was Jan Kostka?
Polish noble
When was Jan Kostka born?
Jan Kostka was born in 1529 in Stębark.
When did Jan Kostka die?
Jan Kostka died on 31 May 1581 in Jarosław.
What was Jan Kostka's occupation?
Jan Kostka was a beamter and castellan.
What nationality was Jan Kostka?
Jan Kostka was Polish.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Jan Kostka. https://biography.guide/jan-kostka/
MLA: "Jan Kostka." Biography.guide, https://biography.guide/jan-kostka/.
Chicago: "Jan Kostka." Biography.guide. https://biography.guide/jan-kostka/.
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