Casimir IV Jagiellon

Casimir IV was Grand Duke of Lithuania from 1440 and King of Poland from 1447 until his death in 1492. He was one of the most active Polish-Lithuanian rulers; under him, Poland defeated the Teutonic Knights in the Thirteen Years' War and recovered Pomerania.

30 November 1427

Born on the same birth day (30 November): Alan Hutton • Andrej Gosar • Bill Gates Sr. • Bob Moore (musician) • Christian VI of Denmark • Clay Aiken • Efrem Zimbalist Jr. • Ernst Chladni • Innocent Egbunike • Jagadish Chandra Bose • Jamie Ashdown • John Cosin • Luis Valbuena • William Howard, 1st Viscount Stafford

Born in the same month (November 1427): John Stafford, 1st Earl of Wiltshire