Marie René Louis Georges d'Avenel
- Born on June 2, 1855 in Neuilly-sur-Seine
- Deceased on February 7, 1939 in Paris, at the age of 83 years
Parents
- Jean d'Avenel, le Marquis de Longuève (1822 - 1864), vicomte d'Avenel
- Aglaé d'Hémeric de Cartouzière (1825 - 1894)