daughters, Gertrude (1219–1246) became the first wife of Boleslav I, duke of Masovia, whilst Hedwig (c. 1240-1318) served as abbess of the monastery of St Clare at Wrocław. Ancestry References Sources 1204 births 1265 deaths Přemyslid dynasty Bohemian princesses Duchesses of Greater Poland Piast dynasty Nobility from Prague 13th-century Bohemian people 13th-century Bohemian women 13th-century Polish people 13th-century Polish women Daughters of kings