- Born on April 12, 1886 in Vigneux-de-Bretagne
- Deceased on December 16, 1936 in Ruffec, at the age of 50 years
Parents
- Eugène Hersart de La Villemarqué (1847 - 1926)
- Marguerite Anne Eugénie de Grosourdy de Saint-Pierre (1856 - 1925)
Family
- Married in 1922, with Marie d'Oiron (1890 - bef. 1986), without issue.