Hélène Mariolle
- Born on December 25, 1900
- Deceased on January 4, 1996 in Neuilly-sur-Seine, at the age of 95 years
Parents
- Henry Mariolle (1860 - 1942), ingénieur des Arts et Manufactures
- Edith Le Maire (1874 - 1962)
Family
- Married on February 21, 1922, with Hubert de Bigault de Casanove (1894 - 1954)