- Born on January 20, 1857 in Mulhouse
- Deceased on January 13, 1896 in Paris, at the age of 38 years
Parents
- Alfred Koechlin (1829 - 1895), député du Nord, conseiller général du Haut-Rhin
- Emma Schwarz (1838 - 1911), fondatrice et présidente de l'Union des Femmes de France
Family
- Married on February 18, 1880 in Paris, with Charles Mezzara (1857 - ), artiste-peintre à Paris, issuing