Mary of Saxe- Altenburg Princess was born April 14, 1818 in Hildburghausen. She married George V King of Hanover, son of Ernest Augustus I King of Hanover and Frederica of Mecklenburg- Strelitz Duchess, on February 18, 1843 in Hanover, Germany. She died on January 9, 1907 in Gmunden, Austria, at age 88. She was buried in Gmunden.