Yvonne de Montaignac de Chauvance

• 
• Born circa 1860

Parents

• Emmanuel de Montaignac de Chauvance (1820 - 1898), marquis des Lignières, exploitant agricole à La Couture
• Berthe de La Ferté-Meung (1836 - 1925)

Family

• Married on June 21, 1882, with Olivier de Longueil (1857 - )