Parents
- René Gascher (1695 - 1777), chevalier, seigneur du Val
- Perrine-Angélique Brehier (c. 1698 - 1775), dame de Servaude
Family
- Married on August 12, 1771, with Jeanne Massard
- Married on August 29, 1786, with Judith du Boispéan
- Married on December 9, 1803 in Rennes, with Esther de Freslon de La Freslonnière (1771 - 1833), issuing
Esther Marie (1805 - 1888)