- Born on September 29, 1879 in Paris, at rue François Ier
- Deceased on August 2, 1962 in Mortefontaine, at the age of 82 years
Parents
- Antoine XI de Gramont (1851 - 1925), prince de Bidache, sous-lieutenant de hussards
- Margarete von Rothschild (1855 - 1905), propriétaire
Family
- Married on November 14, 1904 in Paris, at église de la Madeleine, with Élaine Greffulhe (1882 - 1958), issuing
- Antoine XIII (1907 - 1995)
- Henri (1909 - 1994)
- Jean (1909 - 1984)
- Charles (1911 - 1976)
Corisande (1920 - 1980)
Occupations
- industriel
- membre de l'Académie des sciences (1931 - )
- scientifique