Alexandru Nicolschi

Alexandru Nicolschi (born Boris Grünberg, his chosen surname was often rendered as Nikolski or Nicolski; Russian: Александр Серге́евич Никольский, Alexandr Sergeyevich Nikolsky; June 2, 1915 – April 16, 1992) was a Soviet and Romanian communist activist of Jewish descent, KGB agent and officer, and Securitate chief under the Communist regime. Active until 1961, he was one of the most recognizable leaders of violent political repression.