Lady Mary Victoria Douglas-Hamilton

Lady Mary Victoria Douglas-Hamilton, also known as Mary Victoria Hamilton (11 December 1850 – 14 May 1922), was a Scottish noblewoman who was the great-grandmother of Prince Rainier III of Monaco, Prince Karl Johannes von Schwarzenberg and Princess Ira von Fürstenberg, and the great-great grandmother of Albert II, Prince of Monaco.

Issue with the Hereditary Prince of Monaco

 * 1) Louis II, Prince of Monaco (12 July 1870 – 9 May 1949) married Ghislaine Dommanget and had issue.

Issue with Prince Tasziló Festetics

 * 1) Countess Mária Matild Georgina (1881–1953) married Prince Karl Emil von Fürstenberg
 * 2) Prince György (1882–1941)
 * 3) Countess Alexandra Olga Eugénia (1884–1963)
 * 4) Countess Karola Friderika Mária (1888—1951)

Titles and styles

 * 11 December 1850 - 21 September 1869 Lady Mary Victoria Douglas-Hamilton
 * 21 September 1869 - 3 January 1880 Her Serene Highness The Hereditary Princess of Monaco.
 *  2 June 1880 - 14 May 1922 Princess Tasziló Festetics de Tolna.