![[HomePage]](http://upload.wikimedia.org/wikipedia/meta/3/32/Wiki_orig_logo.png){kind=logo}
Casimir IV Jagiello (1427-1492), of the House of Jagiello. King of Poland and grand duke of Lithuania from 1447.
Casimir (in Polish Kazimierz) IV was the son of Wladislaw II Jagiello, and the father of Sigismund I Jagiello. His wife Elisabeth Habsburg (Elisabeth of Austria) had claims to Bohemia and Hungary.