Gabrielle Berthe Bonna
- Born on October 20, 1897
- Deceased in 1976, at the approximate age of 78 years
Parents
- Auguste Eugène Bonna (1862 - 1928)
- Laura Sophie Mary Golaz (c. 1865 - )
Family
- Married in 1930, with Edouard de Haller (1897 - 1982), issuing
Private- Private