- Born on August 1, 1811 in Vitré
- Deceased on December 13, 1893, at the age of 82 years
Parents
- Augustin de Langle-Beaumanoir (1769 - 1832), comte de Langle-Beaumanoir, élève officier d'Artillerie, lieutenant en second
- Céleste de Montbourcher (1776 - 1837)
Family
- Married on April 26, 1841, with Nathalie Le Gonidec de Traissan (1814 - 1845), issuing
Marie (1843 - 1916)