Who married Adéla Brunšvická?

Henry I, Landgrave of Hesse married Adéla Brunšvická on September 10, 1263. Henry I, Landgrave of Hesse was 19 years old on the wedding day (19 years, 2 months and 16 days).

The marriage lasted 10 years, 9 months and 2 days (3928 days ). The marriage ended on June 12, 1274.