- Born on February 19, 1943 in Neuilly-sur-Seine
- Deceased on June 25, 2013 in Saint-Brieuc, at the age of 70 years
Parents
- Michel de Longeaux (1905 - 2000)
- Gillonne Brunet du Guillier (1908 - 1987)
Family
- Married on May 20, 1968 in Versailles, with Private, issuing
- Private
- Private
- Private
Dwelling
- Plédéliac, château du Guillier (ownership)