Gruszczyński Jan (1405-1473)
Jan Gruszczyński
(1405-1473) herbu Poraj, arcybiskup gnieźnieński i prymas Polsk, biskup krakowski i kujawski, kanclerz wielki koronny
(1405-1473) Poraj coat of arms, Archbishop of Gniezno and Primate of Poland, Bishop of Krakow and Kuyavia, Great Chancellor of the Crown