French army officer.
Sublieutenant (1774), then lieutenant (1779) in the regiment de Bourbonnais. Went to America with Rochambeau. Decommissioned (1782). Committed as insane (1788).
Son of Brigadier General Mathieu Alexis and Marie Catherine (des Vergers Dauroy) de Rochefermoy of Saint-Pierre de la Martinique.