- Born circa 1690
- Deceased before 1758
Parents
- Gilles de Forsanz (c. 1658 - 1707), écuyer, seigneur du Houx, capitaine du compagnie de gentilshommes
- Marguerite de Guéhéneuc ( - bef. 1719)
Family
- Married on September 19, 1724 in Loyat, with Jeanne Marie de Forsanz (1704 - ), dame de Tréguier, issuing
- Jacques Jean (c. 1738 - 1790)
- Guillaume (c. 1740 - )