Mokotów Prison (Polish: Więzienie mokotowskie, also known as Rakowiecka Prison) is a prison in Warsaw's borough of Mokotów, Poland, located at 37 Rakowiecka Street. It was built by the Russians in the final years of the foreign Partitions of Poland. During the Nazi German occupation and later, under the communist rule, it was a place of detention, torture and execution of the Polish political opposition and underground fighters.