- Born on November 19, 1890 in Le Havre
- Deceased in 1964, at the approximate age of 73 years
Parents
- Henri Loyzeau de Grandmaison (1858 - 1933)
- Marie Edou (1866 - 1935)
Family
- Married on June 17, 1918 in Le Mans, with Antoinette de Saint-Exupéry (1898 - 1990)
Occupations
- avocat