- Born on December 2, 1904 in Fontainebleau
- Deceased on February 17, 1986 in Belvès-de-Castillon, at the age of 81 years
Parents
- Maurice de La Fontaine de Fontenay (1872 - 1957), baron de Fontenay, président du conseil municipal de Paris, lieutenant-colonel d'infanterie
- Hélène Le Lièvre de La Grange (1882 - 1954)
Family
- Married on June 6, 1931 in Paris, with Yvonne de Simard de Pitray (1909 - 1982), issuing
- Private
- Private
- Private