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.
Casimir's tomb effigy in Wawel
Image: Pieczec Kazimierz Wielki
Wiec in reign of Casimir the Great
Casimir's depiction on a seal
King of Ruthenia, King of Rus', King of Galicia and Lodomeria, Lord and Heir of Ruthenian Lands was a title of princes of Galicia and Volhynia, granted by the Pope.
Daniel of Galicia