Doğubayazıt is a town of Ağrı Province of Turkey, near the border with Iran. Its elevation is 1625 m. It is the seat of Doğubayazıt District. Its population is 80,061 (2021). Also known as Kurdava, the town was the capital of the self-declared Republic of Ararat, an independent Kurdish state centered in the Ağrı Province.

The Ağrı Province is a province in eastern Turkey, bordering Iran to the east, Kars to the north, Erzurum to the northwest, Muş and Bitlis to the southwest, Van to the south, and Iğdır to the northeast. Its area is 11,099 km2, and its population is 510,626 (2022). The provincial capital is Ağrı, situated on a 1,650 metres (5,410 ft) high plateau. Doğubayazıt was the capital of the province until 1946. The current governor is Mustafa Koç.