Marie (Saxe-Altenburg)
Saxe-Altenburg Prensesi Marie (Alexandrina Mary Wilhelmina Catherine Charlotte Theresa Henrietta Louise Pauline Elizabeth Frederica Georgina; Almanca: Alexandrine Marie Wilhelmine Katharine Charlotte Theresia Henriette Luise Pauline Elisabeth Friederike Georgine; d. 14 Nisan 1818, Hildburghausen - ö. 9 Ocak 1907, Gmunden), Hannover Kraliçesiydi.