- Born on May 5, 1751 in Baralle
- Executed on June 28, 1794 in Paris, at barrière du Trône, at the age of 43 years
Parents
- Charles-Joseph de Boufflers (1731 - 1751), chevalier, duc de Boufflers, pair de France, gouverneur de Flandre
- Marie Anne Philippine Thérèse de Montmorency (1730 - 1797)
Family
- Married on January 26, 1766 in Paris, with Armand-Louis de Gontaut-Biron (1747 - 1793), chevalier, duc de Lauzun, lieutenant-général, maréchal de camp