Fidèle à son roi et à l'honneur
- Born on September 26, 1873 in La Norville
- Deceased on September 14, 1913 in La Bastide-d'Engras, at the age of 39 years
Parents
- René de La Croix de Castries, alias le Duc de Castries (1842 - 1913), comte de Castries
- Marie Christine de Bryas (1849 - 1900)
Family
- Married on October 15, 1907 in La Bastide-d'Engras, with Hélène de Thomas de Saint-Laurent (1885 - 1936), issuing
- René (1908 - 1986)
- Guillaume (1910 - 1947)
Marguerite (1912 - 1990)