Koyunuşağı (Kurdish: Zerkan) is a village in the Mazgirt District, Tunceli Province, Turkey.

[1] The village is populated by Kurds of the Hormek tribe and had a population of 44 in 2021.

[2][3] The hamlets of Gölek, Oymataş and Tabaklı are attached to the village.

[1]