Moisei Solomonovich Uritsky (Ukrainian: Мойсей Соломонович Урицький; Russian: Моисей Соломонович Урицкий; 2 January [O.S. 14 January] 1873 – 30 August 1918) was a Bolshevik revolutionary leader in Russia. After the October Revolution, he was Chief of Cheka of the Petrograd Soviet. Uritsky was assassinated by Leonid Kannegisser, a military cadet, who was executed shortly afterwards.