Robespierre Maximilien Francois Marie Isidore deRobes·pierre
, Maximilien François Marie Isidore de 1758–1794.
French revolutionary. Leader of the Jacobins and architect of the Reign of Terror, he was known as an austere and incorruptible man. His laws permitting the confiscation of property and arrest of suspected traitors, many of whom were guillotined, led to his own arrest and execution without trial.