The Church of Iceland, officially the Evangelical Lutheran Church of Iceland, is the national church of Iceland. The church is Christian and professes the Lutheran faith. It is a member of the Lutheran World Federation, the Porvoo Communion, the Communion of Protestant Churches in Europe, and the World Council of Churches.

The Evangelical-Lutheran Church in Denmark or National Church, sometimes called the Church of Denmark, is the established, state-supported church in Denmark. The supreme secular authority of the church is composed of the reigning monarch and Denmark's Parliament, the Folketing. As of 1 January 2024, 71.4% of the population of Denmark are members, though membership is voluntary.