Henriot, a French revolutionary, born at Nanterre; was generalissimo of the National Guard of Paris during the Reign of Terror; marched with his sansculotte following into the Convention one day and escorted 29 of the Girondists to the guillotine; became the satellite of Robespierre, whom he defended at the last, but could not deliver; arrested himself in a state of intoxication, was dragged out of a drain, and despatched by the guillotine (1761-1794).