François Arthur de Cossette
- Born on July 14, 1799
- Deceased on April 18, 1805, at the age of 5 years
Parents
- Charles Francois Marie de Cossette (1758 - ), chevalier, seigneur de Wailly, sous-lieutenant de dragons, page de la petite écurie du Roi
- Marie Rose Suzanne Le Ver (1763 - )