Marie-Hélène Cosme de Janvry de Verneuil
- Born circa 1754
- Deceased on June 10, 1839 in Lamballe, at the approximate age of 84 years
Parents
- Jean-Claude Cosme de Janvry de Verneuil (1724 - ), capitaine de vaisseau
- Laurence Dubois
Family
- Married with Emmanuel-Bernard Darbo