Léon Étienne Grand Boulogne
- Born on March 9, 1827 in Saint-Jean-en-Royans
- Deceased after 1864
Parents
- François Eustache Grand de Boulogne (1802 - 1858)
- Léoncie Adélaïde Gertrude Grand de Chateauneuf (1800 - 1881)
Family
- Married on March 20, 1863 in Garchizy, with Hélène de Simony de Broutieres (1839 - 1904), issuing
Sophie (1864 - )- Marie Clémentine (1868 - 1871)
- Marthe (1871 - 1932)
Occupations
- ingénieur