- Born on September 18, 1732
Parents
- François-Guillaume du Haffont (1704 - 1766), chevalier, seigneur du Haffont, lieutenant en la Ville de Quimper le Messieurs les Maréchaux de France
- Anne Thérèse Thomase de Robien (c. 1704 - 1779)
Family
- Married on September 18, 1780, with Louise Le Limonier ( - 1782)
- Married on November 3, 1783, with Marie-Renée Gousselin (c. 1753 - ), issuing
- Félicité Marie Charles (1789 - 1793)