Jan Kostka (ca. 1529–1581) 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.
Born |
1529 Sztemberk v. Stążków
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Died |
31 May 1581 (aged 51) Jarosław
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Zodiac | |
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