Władysław I the Elbow-high King of Poland (1260-1333) (1260–1333) Parents Euphrosyne of Opole Casimir I of Kuyavia Children Kunigunde of Poland Casimir III the Great Elizabeth of Poland, Queen of Hungary Siblings Euphemia of Kuyavia Ziemomysł of Kuyavia Siemowit, Duke of Kuyavia-Brieg Leszek II the Black Casimir II of Łęczyca Partners Hedwig of Kalisz
