List of Reformed denominations

The Reformed churches are a group of Protestant denominations connected by a common Calvinist system of doctrine. == Europe == === Albania === Reformed Church in Durrës mission of the PCA Emmanuel reformed church in Tirana === Armenia === Congregational Churches in Armenia === Austria === Reformed Church in Austria Evangelical Reformed Church (Westminster Confession) === Azerbaijan === International Presbyterian Church, Baku === Belarus === Belarusian Evangelical Reformed Church === Belgium === United Protestant Church in Belgium === Bulgaria === Union of Evangelical Congregational Churches in Bulgaria === Croatia === The Reformed Christian Calvinist Church in Croatia was part of the Hungarian Reformed Church.

Source: Wikipedia — List of Reformed denominations (CC BY-SA 4.0)