- Born in 1689
- Deceased on December 14, 1729, at the approximate age of 39 years
Parents
- Nicolas Lamoral de Landas (1657 - 1730), chevalier, baron de Landas
- Robertine d'Ostrel
Family
- Married on January 2, 1708 in Arras, with Anne Josèphe de Tournay d'Assignies (c. 1687 - 1763), issuing
Robertine Josèphe- Eustache Joseph Amaury (1714 - 1774)