- Born on April 12, 1718 in Auray
- Deceased on February 27, 1799 in Landivisiau, at the age of 80 years
Parents
- Jean Le Verger du Cosquer (1672 - 1719)
- Anne de Parthenay ( - 1720)
Family
- Married on September 17, 1753 in Landivisiau, with Marguerite Audigou (1730 - 1806), issuing
- Alexis Jean Marie (1754 - 1831)
Marguerite (1759 - 1820)
Occupations
- receveur des devoirs en le département de Belle-Isle-en-Terre, évêché de Tréguier