Prince Tasziló Festetics de Tolna (5 May 1850 â 4 May 1933) was a Hungarian landowner and a member of the House of Festetics.
He was born in Vienna, the son of Count György Festetics de Tolna, who served as Minister of Foreign Affairs of Hungary from 1867 to 1871, and his wife, Countess Eugénia Erdõdy de Monyorókerék et Monoszló (1826-1894).
His paternal grandparents were Count Laszlo Festetics von Tolna (1785âÂÂ1846) and his wife, Princess Josefine of Hohenzollern-Hechingen (1790-1856). His maternal grandparents were Count Kajetan Erdà Âdy (1795-1856) and his wife, Countess Ernestine of Lerchenfeld-Prennberg (1798-1863).
On 21 June 1911 Count Tasziló Festetics de Tolna was made a Prince with the style of Serene Highness (Durchlaucht) by Emperor Francis Joseph I of Austria.
In 1880, Festetics married Lady Mary Victoria Douglas-Hamilton (1850âÂÂ1922), the former wife of Albert I, Prince of Monaco. Lady Mary was the only daughter of William Hamilton, 11th Duke of Hamilton and Princess Marie Amelie of Baden). From her first marriage, she was the mother of Louis II, who became the reigning Prince of Monaco on 26 June 1922. Together, the couple had four children:
His wife died on 14 May 1922 in Budapest. Prince Tasziló died at Festetics Palace, Keszthely, on 4 May 1933, the day before his 83rd birthday. His grandson Georg (born 1940) is the current head of the house.
Through his eldest daughter Mária, he was a great-grandfather of Princeess Ira von Fürstenberg, Prince Egon von Fürstenberg, and Prince Karl von Schwarzenberg.