- Born on July 26, 1918
- Deceased in August 2007, at the age of 89 years
Parents
- Ludwig Alexander Hoyos (1876 - 1937), Graf Hoyos
- Edmée de Loys-Chandieu (1892 - 1945)
Family
- Married on October 19, 1955 in Vienna, with Friedrich von Ledebur-Wicheln (1900 - 1986), acteur de cinéma, issuing
Private