Ludmilla of Bohemia Czech princess (1170–1240) Parents Elizabeth of Hungary, Duchess of Bohemia Frederick, Duke of Bohemia Children Bertold III von Bogen Hildegardis Herzögin von Kelheim Otto II Wittelsbach Albert IV. von Bogen Siblings Sophie von Böhmen Wratislaw of Bohemia Partners Louis I, Duke of Bavaria Albrecht III. z Bogenu
