- Born on September 1, 1851 in Paris
- Deceased on March 24, 1922 in this municipality, at the age of 70 years
Parents
- Augustin Cochin (1823 - 1872), préfet de Seine-et-Oise
- Adeline Benoist d'Azy (1830 - 1892)
Family
- Married on March 20, 1876 in Paris, with Hélène Péan de Saint-Gilles (1857 - 1946), issuing
- Augustin (1876 - 1916)
- Jean (1878 - 1962)
- Jacques (1879 - 1915)
Françoise (1882 - 1968)- Madeleine (1884 - 1956)
- Anne-Marie (1886 - 1981)
- Anne-Marie Marthe (1886 - )
Occupations
- député de la Seine
- écrivain
- conseiller municipal de Paris
- attaché d'ambassade à Londres auprès du duc de Broglie