| Consort: | yes |
| Princess Marie Louise | |
| Margravine of Baden | |
| Full Name: | Marie Louise Victoria Caroline Amalie Alexandra Augusta Friederike |
| Issue: | Marie Alexandra, Princess Wolfgang of Hesse Berthold, Margrave of Baden |
| House: | Hanover |
| Father: | Ernest Augustus, Crown Prince of Hanover |
| Mother: | Princess Thyra of Denmark |
| Birth Date: | 11 October 1879 |
| Birth Place: | Gmunden, Upper Austria, Austria-Hungary |
| Death Place: | Salem, Baden, Germany |
Princess Marie Louise of Hanover and Cumberland (11 October 1879 – 31 January 1948) was the eldest child of Ernest Augustus, Crown Prince of Hanover, and Princess Thyra of Denmark, the youngest daughter of Christian IX of Denmark and Louise of Hesse-Kassel. Through her father, Marie Louise was a great-great-granddaughter of George III of the United Kingdom and Charlotte of Mecklenburg-Strelitz. She was a first cousin of Nicholas II of Russia, Constantine I of Greece, Christian X of Denmark, Haakon VII of Norway and Queen Maud of Norway and George V of the United Kingdom.
Marie Louise married Prince Maximilian of Baden (1867–1929), her third cousin twice removed, on 10 July 1900 in Gmunden, Austria-Hungary.[1] He was the son of Prince Wilhelm of Baden and Princess Maria Maximilianovna of Leuchtenberg and became a first cousin twice removed of Napoleon III of France. Marie Louise and Maximilian had one daughter and one son:
See also: Descendants of Christian IX of Denmark.