Casimir III the Great
Casimir III the Great reigned as the King of Poland from 1333 to 1370. He also later became King of Ruthenia in 1340, and fought to retain the title in the Galicia-Volhynia Wars. He was the last Polish king from the Piast dynasty.
30 April 1310
Born on the same birth day (30 April): Carl XVI Gustaf • Davian Clarke • Eugène Simon • Franz Lehár • Gerardo Torrado • Johann Kaspar Basselet von La Rosée • Kim Darroch • Larry Niven • Léon Flameng • Martten Kaldvee • Phil Chang • Pierre Pagé • Shawn Daivari • Wonder Mike