Claim: Władysław Oporowski(1395-11 March 1453 in Oporów) was a Polish medieval political and Roman Catholic religious leader who served as Deputy Chancellor of Poland,  Bishop of Kujawy  and archbishop of Gniezno and primate of Poland  from 1449 to 1453.
Evidence: 1395 11 March 1453
Oporów Władysław Oporowski (1395–1453) was a Polish medieval political and religious leader. Roman Catholic Deputy Chancellor of Poland (1429–1434), Bishop of Kujawy (1434–1449), archbishop of Gniezno and primate of Poland (1449–1453).