The Church of Christ in Nations (COCIN), formerly Church of Christ in Nigeria, is a Christian denomination in Nigeria. It was founded in 1904. Its current headquarters is in Jos, Plateau State. Its current president is , and Rev. Dr. Amos Mozho as the President-elect. It used to have the name of Ekklesiyar Kristi A Nigeria. It is a member of the World Council of Churches. Furthermore, it is a member of the Christian Association of Nigeria, the Reformed Ecumenical Council, and the World Alliance of Reformed Churches.