Jean Marie de Crousnilhon
- Born on August 26, 1888 in Geneva
- Deceased in 1918, at the approximate age of 29 years
Parents
- Raoul de Crousnilhon (1860 - 1911), lieutenant-colonel au 5ème régiment de chasseurs
- Marie Hélène Le Myre de Vilers (1864 - 1933)