Otto, Duke of Brunswick-Lüneburg

Otto, Duke of Brunswick-Lüneburg may refer to:


 * Otto I, Duke of Brunswick-Lüneburg (1204-1252)
 * Otto the Mild, Duke of Brunswick-Lüneburg (1292-1344)
 * Otto II, Duke of Brunswick-Lüneburg (1266-1330)
 * Otto III, Duke of Brunswick-Lüneburg (1296-1352)
 * Otto IV, Duke of Brunswick-Lüneburg (died 1446)
 * Otto V, Duke of Brunswick-Lüneburg (1439-1471)