Nakhichevan uezd
The Nakhichevan uezd was a county (uezd) of the Erivan Governorate of the Caucasus Viceroyalty of the Russian Empire. It bordered the governorate's Sharur-Daralayaz uezd to the north, the Zangezur uezd of the Elizavetpol Governorate to the east, and Iran to the south.