Background
Marie Louise was the eldest daughter of Ernest Augustus, Crown Prince of Hanover (1845–1923) and Princess Thyra of Denmark (1853–1933), the youngest daughter of Christian IX of Denmark (1818–1906) and Louise of Hesse-Kassel (1817–1898).
Marie Louise was the eldest daughter of Ernest Augustus, Crown Prince of Hanover (1845–1923) and Princess Thyra of Denmark (1853–1933), the youngest daughter of Christian IX of Denmark (1818–1906) and Louise of Hesse-Kassel (1817–1898).
Through her father, Marie Louise was a great-great-granddaughter of George III of the United Kingdom (1738–1820) and Charlotte of Mecklenburg-Strelitz (1744–1818). Titles and styles 11 October 1879 – 10 July 1900: Her Royal Highness Princess Marie Louise of Hanover and Cumberland, Princess of Great Britain and Ireland, Duchess of Brunswick-Lüneburg 10 July 1900 – 8 August 1928: Her Royal Highness Princess Maximilian of Baden 8 August 1928 – 6 November 1929: Her Royal Highness The Margravine of Baden In pretense: 8 August 1928 – 6 November 1929: Her Royal Highness The Grand Duchess of Baden 6 November 1929 – 31 January 1948: Her Royal Highness The Dowager Margravine of Baden In pretense: 6 November 1929 – 31 January 1948: Her Royal Highness The Dowager Grand Duchess of Baden.