Mikołaj Oleśnicki the younger
Mikołaj Oleśnicki the younger was a Polish nobleman and latterly voivode of Lublin.
He was son of Jan Oleśnicki, lord of Chmielnik in the voivodie of Sandomir His uncle was Lord Mikołaj Oleśnicki the elder a Polish Calvinist nobleman who established the first Protestant academy in Poland at Pińczów in 1550, and his aunt Zofia Oleśnicka was the first notable Polish woman poet.
Raised a Calvinist, he converted in 1598 to Roman Catholicism, and became an important figure at court.