Mathieu Frédéric de Montmorency-Luxembourg
Dieu aide au premier baron chrétien
- Born on October 22, 1756
- Deceased on June 17, 1761, at the age of 4 years
Parents
- Anne François de Montmorency-Luxembourg, le duc de Montmorency (1735 - 1761), marquis de Seignelay
- Louise Françoise de Montmorency-Beaumont (1734 - 1818)