- Born on January 4, 1742 in Trébry
- Baptized on September 24, 1742 in Merdrignac
Parents
- François Le Voyer (1717 - 1777), écuyer, seigneur de La Vallée
- Renée-Floriane de La Bouëxière (1721 - )
Family
- Married on April 22, 1762 in Pluherlin, with Agathe-Charlotte du Bot (1738 - )