- Born circa 1728 in Saint-Jean-de-Monts
- Deceased on February 21, 1806 in Nantes, at the approximate age of 77 years
Parents
- Prosper Mourain de Monbail (c. 1705 - 1770), noble homme, major de la milice garde-côtes de la capitainerie de La Barre-de-Monts
- Marie Davy (c. 1685 - 1751)
Occupations
- religieuse de la communauté Saint-Charles à Nantes en 1785
- rentière demeurant à Nantes