Otto I, Duke of Brunswick-Göttingen
Member of the House of Welf
Otto the Evil was a member of the House of Guelph. He was a Duke of Brunswick-Lüneburg, from 1367 Duke in the Principality of Göttingen. Wikipedia
Born: 1340
Died: December 13, 1394 (age 54 years), Hardegsen, Germany
Great-grandparents: Albert I, Duke of Brunswick, Rikissa Birgersdotter, and Henry I of Werle
Partner: Margaret of Julich-Berg (1379–)