Ernestine Pauline Sophie de Guillaumanches du Boscage

• 
• Born on October 5, 1793 in Brussels
• Deceased on September 12, 1863 in Bordeaux, at the age of 69 years

Parents

• Gabriel Pierre Isidore de Guillaumanches du Boscage (1766 - 1836), baron d'Aurière, maréchal de camp
• Élisabeth Victoire Armande de Lostanges

Family

• Married on November 6, 1817 in Montréal, with Auguste de Cosnac (1791 - 1857), conseiller général de la Corrèze, issuing
  • Jules (1819 - 1893)
  • Marie Charlotte Octavie (1821 - 1860)
  • Fernand (1830 - 1869)