Alphonsine de Mercy
- Born on March 10, 1850 in Soissons
- Deceased in 1933, at the approximate age of 82 years
Parents
- Gabriel Amédé Auguste Charles de Mercy (1829 - )
- Anne Catherine Gigoux (1830 - )
Family
- Married on February 22, 1873 in Villers-le-Château, with Georges Roland Jacquet, issuing
Etienne Marcel (1876 - 1937)