Sante Geronimo Caserio (ˈsante caˈzɛrjo; 8 September 1873 16 August 1894) was an Italian anarchist and the assassin of Marie François Sadi Carnot, President of the French Third Republic. Caserio was born in Motta Visconti, Lombardy. On 24 June 1894, he fatally stabbed President Carnot after a banquet, to avenge the executions of anarchist bombers Auguste Vaillant and Émile Henry.
Sante Caserio was a Lombardy-born son of a peasant family, who had many brothers and sisters. His father was a boatman who died of pellagra, at the time a common disease among farmers whose poor diet was often almost exclusively corn. At ten years old, Sante Caserio left the family home and went to Milan, where he got a job as an apprentice baker and had his first contacts with anarchists.
In Milan he joined a small group called "On Foot" (at the time signifying "without money"). Pietro Gori, referring to Caserio, remembered him as a generous person. Among the workers and unemployed,