Otto I, Landgrave of Hesse
Born: 1272, Marburg, Germany
Died: January 17, 1328 (age 56 years), Kassel, Germany
Great grandchildren: Agnès de Brunswick-Göttingen, Margaret of Hesse, Agnes of Hesse, and more
Grandparents: Henry II, Duke of Brabant and Sophie of Thuringia, Duchess of Brabant
Parents: Henry I, Landgrave of Hesse
Grandchildren: Hermann II, Landgrave of Hesse, Adelaide of Hesse, Otto the Younger, and more
Children: Henry II, Landgrave of Hesse, Ludwig the Younger of Hesse, and Otto of Hesse