Otto II, Duke of Brunswick and Lüneburg, also known as Otto the Strict, came from the House of Welf and was Prince of Lüneburg from 1277 to 1330. Wikipedia
Born: 1266
Died: April 10, 1330 (age 64 years)
Great grandchildren: Albert of Saxe-Wittenberg, Duke of Lüneburg and Elisabeth von Holstein
Great-grandparents: William of Winchester, Lord of Lunenburg, Helena of Denmark, and Albert II, Margrave of Brandenburg
Parents: John, Duke of Brunswick-Lüneburg