- Born in 1822
- Deceased on May 14, 1891, at the approximate age of 68 years
Parents
- Michel-Armand de Cornouaille (1777 - 1822), écuyer, seigneur de Kerlez, chef de bataillon d'infanterie, chouan
- Rose Marie Josèphe de Quelen (1800 - 1876)
Family
- Married in July 1845 in Quimper, with Cyprien Hersart de La Villemarqué (1812 - 1889), issuing
- Marie Anne (1849 - 1892)
- Anne (1853 - 1874)
- Sidonie (1858 - 1945)
Roland (1861 - 1937)