Guillaume Paulin de Castelnau
- Born on December 7, 1736 in Montgaillard
- Deceased on December 21, 1792 in Mugron, at the age of 56 years
Parents
- Bernard François de Castelnau (1703 - 1782), seigneur de Jupoy
- Jeanne de La Salle (1701 - 1769)
Family
- Married with Marie Domenger (1738 - 1819), issuing
Marie Victoire (1768 - )
Occupations
- capitaine dans un régiment des troupes françaises