Mokokchung is a district located in the state of Nagaland in northeastern India. It is one of the eleven districts in Nagaland and is situated in the central part of the state. Mokokchung town is the administrative headquarters of the district.

Mokokchung is known for its rich cultural heritage and is considered the cultural center of the Ao Naga tribe. The Ao Nagas are one of the major Naga tribes in Nagaland and their traditional customs and practices are well preserved in Mokokchung. The district is also home to other Naga tribes such as the Chang, Sangtam, and Khiamniungan.