- Born on June 2, 1714 in Fouquières-lès-Lens
- Deceased on March 16, 1801 in Doullens, at the age of 86 years
Parents
- Philippe de Coupigny (1661 - 1737), seigneur de Fouquières, député général et ordinaire du corps de la noblesse des etatsgénéraux de la province d'artois
- Marie Josèphe du Pont de Taynneville ( - 1731), dame du Plouich
Family
- Married on June 12, 1741 in Frévent, with Marie Constance Joseph de Gargan (1720 - 1743)
- Married on January 8, 1745 in Mézerolles, with Marie Anne Charlotte Monck (1716 - ), dame d'Occoche, issuing
- Philippe (1745 - 1810)
- Charles Alexandre Joseph (1755 - )
- Constant François Joseph (1757 - )