Marthe de Secondat
- Born on May 13, 1671
Parents
- Gaston de Secondat (1625 - 1695), chevalier, baron de Roquefort, gentilhomme ordinaire de la Chambre du Roi Louis XIII
- Gabrielle de Gardes (1633 - 1706), dame de Bassaignac
Family
- Married in 1699, with Pierre de Saint-Gilis de Grave