- Born on February 26, 1669 in Sanilhac
Parents
- Rostaing de Beauvoir du Roure de Beaumont (c. 1625 - 1673), comte de Brison, colonel général de la cavalerie légère de France
- Françoise d'Urre (c. 1630 - aft. 1683)
Family
- Married on June 7, 1693 in Vinezac, with Jean d'Agrain (c. 1662 - 1723), seigneur des Hubacs, issuing
Joseph (1694 - )