The Surmalinsky Uyezd () or Surmali ( Surmalu; ; ; ) was a county of the Erivan Governorate of the Caucasus Viceroyalty of the Russian Empire. It bordered the governorate's Echmiadzinsky and Erivansky Uyezds to the north, the Kars Oblast to the west, Persia to the east, and the Ottoman Empire to the south. It included most of the Iğdır Province of present-day Turkey. As part of Russian Transcaucasia, Surmali was significant as the location of Mount Ararat and the salt mines of Kulp (modern Tuzluca). Its administrative center was Igdyr.