Henri Léon Mercier
- Born on July 3, 1873 in Épernay
- Deceased in 1956, at the approximate age of 82 years
Parents
- Eugène Mercier (1838 - 1904)
- Marguerite Françoise Bourlon (1846 - )
Family
- Married on February 6, 1907, with Albertine Meynard de Chabannes (1883 - ), issuing