Jakub Sienieński
Polish nobleman
About Jakub Sienieński
Lived 1501 – 1639. Jakub Sienieński was a Polish.
Jakub Sienieński (died 1639) was a Polish nobleman, representative in the Sejm, who in 1602 founded the Racovian Academy.
His father Jan Sienieński (d. 1599) founded the town of Raków, Kielce County in 1569. The family name, also written "z Sienny", is not of Italian descent (from Siena) but from Oleśnica.
In 1606-1609 Jakub supported the Zebrzydowski Rebellion against King Sigismund III Vasa who was attempting to weaken the Sejm and introduce a hereditary monarchy.
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Important facts
Contemporaries
People whose lives overlapped Jakub Sienieński's
Frequently asked questions
Who was Jakub Sienieński?
Polish nobleman
When was Jakub Sienieński born?
Jakub Sienieński was born in 1501.
When did Jakub Sienieński die?
Jakub Sienieński died in 1639.
What nationality was Jakub Sienieński?
Jakub Sienieński was Polish.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Jakub Sienieński. https://biography.guide/jakub-sienienski/
MLA: "Jakub Sienieński." Biography.guide, https://biography.guide/jakub-sienienski/.
Chicago: "Jakub Sienieński." Biography.guide. https://biography.guide/jakub-sienienski/.
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