- Born on August 19, 1749
- Deceased on August 29, 1786 in Strasbourg, at the age of 37 years
Parents
- Roger de Comminges, marquis de Lastronques
- Françoise de Buisson de Ressouches
Family
- Married on November 24, 1778 in Saint-Léon, with Jeanne Marie Louise de Gavarret (1756 - ), issuing
- Marc-Antoine (1782 - )
Sylvie (1784 - 1851)