Stanisław Kostka was a Polish noble, adviser to King Sigismund I the Old and King Sigismund II Augustus I. He had ten children with his consort Elżbieta z Eilemberku, including Elzbieta Mortęska, Krystyna Działyńska, Anna Konopacka, Barbara Bystram, Katarzyna Niemojewska, Małgorzata Służewska, Stanislaw Kostka, Andrzej Kostka, Jan Kostka, Krzysztof Kostka He was a courtier, Podskarbi of Ducal Prussia since 1531, castellan of Elbląg since 1544 and Chełmno since 1545, voivode of the Pomeranian Voivodeship since 1546 and of Chełmno Voivodeship since 1551. Wikipedia