Guillaume Letourneur
- Born circa 1749 in Saint-Martin-de-Landelles
Parents
- Michel Letourneur (c. 1700 - bef. 1771)
- Louise Georget (1708 - bef. 1771)
Family
- Married on August 20, 1771 in Saint-Laurent-de-Terregatte, with Jeanne Georget (c. 1746 - 1785)