- Born on January 23, 1701 in Cambrai
- Baptized at ancienne église Saint-Martin
- Deceased in January 1777, at the approximate age of 75 years
Parents
- Gaston François de Saint-Vaast, marquis d'Honnecourt, capitaine d'infanterie au régiment de Normandie
- Marie-Madeleine de Beauffort (1676 - 1713)
Family
- Married on May 13, 1719, with Charles Ignace François de Lannoy (1686 - 1752), comte de Beaurepaire, issuing
- Ferdinande Éléonore (c. 1739 - 1776)