Otto von Braunschweig Peerage person ID=7811 (d. 1339) Parents Albert I, Duke of Brunswick-Lüneburg Adelaide of Montferrat Children Siblings Conrad von Braunschweig Matilda of Brunswick-Lüneburg Albert II, Duke of Brunswick-Lüneburg William I, Duke of Brunswick-Lüneburg Henry I, Duke of Brunswick-Grubenhagen Luther von Braunschweig