- Born on June 28, 1741 in Landerneau
- Deceased on May 6, 1780, at the age of 38 years
Parents
- Michel-Louis de Roujoux (1711 - ), écuyer, seigneur de Buxeuil
- Françoise-Jeanne Le Vaillant, dame de Penanrun
Family
- Married on June 24, 1767 in Landerneau, with Edmée Retel de Champhey, issuing
- Philippe-Julien (1776 - )