- Born on May 28, 1750 in Viviez
Parents
- Joseph Piales (1709 - 1780), seigneur de Viviez, avocat en parlement
- Anne de Laplanie du Puymartin (1715 - 1785)
Family
- Married on February 15, 1788 in Ladinhac, at château de Montlogis, with Marie Judith de Chaunac-Lanzac (1739 - 1830)