Boleslaus the Pious

There were two rulers named tin Latin as Boleslaus the Pious:


 * Boleslaus II, Duke of Bohemia (Boleslav II. Pobožný) (c. 932–999), Bohemian nobleman, member of the Přemyslid dynasty and the ruling Duke of Bohemia from 972 until his death.
 * Bolesław the Pious (Bolesław Pobożny) (1224/27–1279), Duke of Greater Poland during 1239–1247