- Born on February 3, 1717 in Lamballe, at paroisse Saint-Jean
- Deceased on July 6, 1779 in Rennes, at paroisse Saint-Germain, at the age of 62 years
Parents
- Jean-Baptiste II Le Denais (c. 1675 - 1739), écuyer, seigneur de Quémadeuc
- Claude-Mathurine de Revol (1680 - 1717)
Family
- Married with Louise-Angélique Jollivet (c. 1717 - 1796), issuing
Occupations
- capitaine au Régiment de Montmorin
- gentilhomme de la Chambre de Monsieur (1771 - 1779)
- lieutenant des maréchaux de France
- greffier des Etats de Bretagne (1767 - )