Blanche Henriette Marie Élisabeth de Mary de Longueville
- Born on October 6, 1869
- Deceased on July 14, 1962, at the age of 92 years
Parents
- Albéric Marie César de Mary de Longueville (1841 - 1882), maire
- Mathilde Émilie Marie de Croisilles (1846 - )
Occupations
- religieuse