- Born on November 15, 1640 in Saint-Jean-Brévelay
Parents
- Isaac de Rohan, écuyer, seigneur du Pouldu
- Aliénor de Kerpoisson (1609 - ), dame de Kercabus
Family
- Married on January 8, 1660 in Saint-André-des-Eaux, with René de Kerpoisson (1629 - 1661), écuyer, seigneur de Trévenegat, issuing
- Louise (1662 - 1662)
- Married on May 22, 1666 in Guérande, with François de Broël ( - 1677), seigneur de Lanigry, issuing
- Jeanne Éléonore ( - 1704)
- Jeanne Olive
Isaac François (1673 - 1703)