- Born on November 30, 1613 in Bréhan
- Baptized on March 1, 1615 in this municipality
- Deceased circa 1666, at the approximate age of 52 years
Parents
- Jacques de Cosquat ( - 1638), sieur du Lou
- Renée de Timadeuc (1545 - )
Family
- Married with Marguerite du Boisjagu (1603 - ), issuing
- Joseph (1643 - )
- Married on September 6, 1662 in Naizin, with Catherine Le Moyne (c. 1645 - 1671), dame de Kerguezangor