- Born on September 4, 1882 in Baden-Baden
- Deceased on August 4, 1941, at the age of 58 years
Parents
- Tassilo Festetics (1850 - 1933), Fürst Festetics
- Mary Douglas-Hamilton (1850 - 1922), Lady Douglas-Hamilton
Family
- Married on February 26, 1938 in Vienna, with Maria von Haugwitz (1900 - 1972), issuing
- Private