 He was executed on 28 April 1794 during the Reign of Terror.Prior to becoming Chief of the Police in Paris he was "Intendant de la généralité" of Rouen from 1767.Son of Louis-Lazare Thiroux Arconville, President of the Chamber of Investigation of the Parliament of Paris and Marie-Geneviève Charlotte Darlus he married 24 January 1763, Anne-Adelaide Angelique de la Michodière (1745-Paris, 6 September 1812), eldest daughter of Jean-Baptiste-François of Michodière, Count d'Hauteville, State Councillor and Anne Luthier St. Martin.