Joseph Alexandre de Collasson
- Born in 1840
- Deceased in 1915, at the approximate age of 74 years
Parents
- Eustache de Collasson (1811 - 1877)
- Claire Aimée de La Saigne de Saint-Georges (1814 - 1848)
Family
- Married on November 18, 1865, with Marie Le Roy de Chavigny (1843 - 1914), issuing
- René (1870 - )