Louis II, Elector of Brandenburg Duke of Bavaria (1328–1365) Parents Margaret II, Countess of Hainaut Louis IV of Bavaria Children Siblings Agnes of Bavaria Beatrice of Bavaria Margaret of Bavaria, Duchess of Slavonia Louis V, Duke of Bavaria Otto V, Duke of Bavaria William I, Duke of Bavaria Elisabeth of Bavaria Matilda of Bavaria, Margravine of Meissen Albert I, Duke of Bavaria Stephen II, Duke of Bavaria Partners Ingeborg of Mecklenburg-Schwerin Cunigunde of Poland