- Born in 1670
- Baptized on April 20, 1672 in Saint-Germain-en-Laye, at Château Vieux
- Deceased on December 19, 1744 in Paris, at the approximate age of 73 years
Parents
- François Gaston de Béthune (1638 - 1692), marquis de Chabris
- Marie-Louise de La Grange d'Arquian (1638 - 1728), dame d'Ourouër
Family
- Married on March 18, 1708, with Henriette d'Harcourt (1679 - 1714), issuing
Casimire (1709 - 1755)- Louise Marie Françoise Armande (1710 - 1711)
- Françoise Angélique (1711 - 1714)
- Louis Marie Victorine (1712 - )
- Married on September 17, 1715, with Marie Françoise Potier de Gesvres (1697 - ), issuing
- Marie Éléonore Auguste (1723 - 1758)
- Joachim (1724 - 1769)
Occupations
- grand chambellan du roi de Pologne
- maréchal des camps et armées du Roi