Sidonie Marie Caroline du Breil de Pontbriand

• 
• Born on June 28, 1835 in Ploubalay
• Deceased in March 1855 in Béthune, at the age of 19 years

Parents

• Edmond du Breil de Pontbriand (1797 - 1851), sous-lieutenant dans la légion des Côtes-du-Nord
• Marie-Thérèse de Kermarec de Traurout (1795 - 1874)

Family

• Married on January 6, 1855, with Yves Marie Le Guillou de Keralsy