Louis-Marie-Florent de Lomont d'Haraucourt, marquis later duc du Châtelet, was an aristocratic French Army general and diplomat of the Ancien Régime.
The Duke served as Governor of Semur-en-Auxois in Burgundy as well as Ambassador to the Court of... Wikipedia
Born: November 20, 1727, Semur-en-Auxois, France
Died: December 13, 1793 (age 66 years), Paris, France
Parents: Émilie du Châtelet
Uncles: Charles-Auguste, René-Alexandre, and Elisabeth-Théodore
Great-grandparents: Louis Le Tonnelier de Breteuil and Charles de Froulay
Grandparents: Louis Nicolas le Tonnelier de Breteuil and Gabrielle Anne de Froullay