Casimir of Koźle Duke of Koźle from 1336 until his death (1400–1347) Parents Beatrice of Brandenburg Władysław of Bytom Children Siblings Bernard of Świdnica Henry I of Jawor Beatrice of Silesia Anna świdnicka Bolko II of Ziębice Bolko de Świdnica, el Viejo Elisabeth von Schlesien-Schweidnitz Euphemia of Bytom Jutta of Schweidnitz Agnieszka Bolesław of Bytom