Dmitry of Uglich (d. 1591)
Tsarevich Dmitry or Dmitri Ivanovich (Russian: Дмитрий Иванович, tr. Dmitrii Ivanovich; 19 October 1582 – 15 May 1591), also known as Dmitry of Uglich (Дмитрий Угличский, Uglichskii) or Dmitry of Moscow (Дмитрий Московский, Moskovskii), was a Russian tsarevich, the son of Tsar Ivan the Terrible. Dmitry was famously impersonated by a series of pretenders after his death.