Firmin Théodore de Roussen
- Born on August 3, 1734 in Ailly-le-Haut-Clocher
- Deceased in 1785, at the approximate age of 50 years
Parents
- Louis de Roussen (1687 - bef. 1759), maître des postes à Ailly-le-Haut-Clocher
- Marie Françoise Hardy (1709 - aft. 1780)