Władysław I the Elbow-high and his son Casimir III, "the Great", were the last two rulers of the Piast dynasty of the unified kingdom of Poland of the 14th century.
Władysław I Łokietek ja tema poeg Kazimierz III "Suur" olid kaks viimast Piastide dünastia valitsejat ühendatud Poola kuningriigis 14. sajandil.