- Born on May 31, 1896 at château de Percey
- Deceased on June 23, 1981 in Agen, at the age of 85 years
Parents
- Denis Riant (1871 - 1921), comte Riant, maire de Percey
- Marie du Fresne de Virel (1872 - 1941), dame de Percey
Family
- Married on June 28, 1926, with Nicole de Fayet (1905 - c. 1997), issuing
- Private
Private- Private