Eric III, Duke of Saxe-Lauenburg German noble (1330–1401) Parents Albert IV, Duke of Saxe-Lauenburg Sophie of Werle-Güstrow Children Siblings John III, Duke of Saxe-Lauenburg Albert V, Duke of Saxe-Lauenburg Bogislaw VI, Duke of Pomerania Wartislaw VI, Duke of Pomerania Elisabeth of Pomerania