Bayköy (Kurdish: Bay)[2] is a village in the central district of Hakkâri Province in Turkey.

[3] The village is populated by Kurds of the Pinyanişî tribe and had a population of 631 in 2023.

[1][4] The hamlet of Dereköy is attached to the village.

[3] The village is located just south of Hakkâri.

Population history from 1997 to 2023:[5][1]