French consul in Philadelphia (1778-81).
One of the inspectors general of French manufactures. Contracted with the American Commissioners to furnish uniforms (1777). Named the French government’s unofficial agent to Congress (1777).
Sailed to America on the Deane (February, 1778). Officially appointed French consul and commercial agent in Philadelphia (July, 1778). Also served as consul in Boston and as consul general for the middle states.
Resigned his official duties after the French government complained that his considerable private business dealings represented a conflict of interest (October, 1781). Settled at Springsburg, Virginia.
Son of the Rouen businessman, John Holker.