False Dmitry I or Pseudo-Demetrius I reigned as the Tsar of all Russia from 10 June 1605 until his death on 17 May 1606 under the name of Dmitry Ivanovich. Dmitry ascended to the throne after the deposition of Tsar Feodor II and ruled for 11 months before he was assassinated in the 1606 Moscow Uprising and replaced with Vasili Shuisky. Dmitry was a pretender who impersonated Dmitry of Uglich, a son of Ivan the Terrible, and his reign formed part of the Time of Troubles. Born: January 1, 1600 Died: May 27, 1606 In office: June 1, 1605 – May 17, 1606 Wiki link