- Born on April 9, 1839 in Paris
- Deceased on April 19, 1911, at the age of 72 years
Parents
- Rodolphe de Beynaguet de Pennautier (1797 - 1867), marquis de Pennautier
- Augustine Trioullier de Fresne (1812 - 1877), marquise de Pennautier
Family
- Married on November 22, 1864 in Montpellier, with Blanche de Chazelles-Chusclan (1844 - 1924)