John III, Duke of Bavaria Duke of Bavaria-Straubing and count of Holland and Hainaut (1375–1425) (1375–1425) Parents Margaret of Brieg Albert I, Duke of Bavaria Children Johanna bastaard van Beieren Catharina bastaard van Beieren Siblings Margaret of Bavaria William II, Duke of Bavaria Willem I van Beieren-Schagen Katherine of Bavaria Joanna Sophia of Bavaria Joanna of Bavaria Albert II, Duke of Bavaria Partners NN NN van der Merwede Elisabeth, Duchess of Luxembourg
