Sviatoslav (Mykhailovitch) Piskun (Ukrainian: ????????? ?????????? ??????, born March 8, 1959, – Berdychiv, Zhytomyr region, Ukrainian SSR, USSR) – Ukrainian political activist, three times General Prosecutor of Ukraine; general lieutenant of the tax police; first State Class Counselor of Justice, Head of the Union of Lawyers of Ukraine, Vice-President of the International Fund of Lawyers Ukraine, member of the High Council of Justice of Ukraine.