Ki vette feleségül Frigyes cseh fejedelem-t?

Frigyes (csehül: Bedřich), (1141/1142 – 1189. március 25.) cseh herceg, majd cseh fejedelem, illetve Olmütz hercege.

Elizabeth of Hungary (c. 1149 – 1189), was a Duchess consort of Bohemia, married to Frederick, Duke of Bohemia. Her parents were King Géza II of Hungary and Euphrosyne of Kiev. She served as regent of Bohemia twice in the absence of her spouse.