- Born on July 15, 1714 in Dol-de-Bretagne
- Baptized two days later at église Notre-Dame
Parents
- Gervais-Jean de Saint-Gilles (1675 - 1726), écuyer, seigneur de La Ville-Clerc
- Jacquemine Le Lou
Family
- Married on September 7, 1734 in Pleine-Fougères, with Ferdinand Marie ( - 1755), écuyer, seigneur de La Higourdais
- Married on February 20, 1759 in Baguer-Morvan, with Ferdinand-François de Gaudrion (1701 - 1781), écuyer, seigneur du Champmellet, officier