- Born on January 17, 1755 in Bar-le-Duc
- Deceased on October 5, 1834 in this municipality, at the age of 79 years
Parents
- Charles François de Marne de Boncourt (1720 - 1799), écuyer, seigneur de Morlaincourt, religieux oratorien
- Gabrielle Mathieu (c. 1723 - 1799)
Family
- Married on September 27, 1774 in Bar-le-Duc, with François Gabriel de La Morre (1757 - 1778), issuing
Basile Gabriel (1775 - 1864)- Charles François Hyacinthe (1779 - )
- Married on August 29, 1787 in Paris, with Alexis de Crolbois (1741 - 1811), Freiherr von Seewald, conseiller d'État de S.A.R le Prince-Primat Charles Théodore de Dalberg, issuing
- Louise (1791 - 1858)
Dwelling
- Bar-le-Duc, Hôtel Le Marlorat (primary residence and ownership - 1839)