Geidar Mamedaliyev (Russian: Гейдар Нураддинович Мамедалиев) or Heydar Nuraddin oglu Mammadaliyev (Azerbaijani: Heydər Nürəddin oğlu Məmmədəliyev) (born April 2, 1974, in Qubadlı, Azerbaijani SSR) is a Russian wrestler of Azerbaijani descent. He currently reside in Yekaterinburg, Russia and he is the head coach of Ural Wrestlers Team.