Jean Gabriel Ferdinand de Coucy
- Born on July 24, 1754 in Écordal
- Deceased on November 17, 1754 in this municipality, in infancy
- Burial the same day in this municipality
Parents
- Charles Nicolas de Coucy (1715 - ), seigneur de Poilcourt, capitaine au régiment d'infanterie de Touraine
- Anne Marie Henriette du Bois de Laubrelle (1723 - )