Former Roman Catholic dioceses in Europe

semi-independent Roman Catholic prince-bishopric, with an area that now belongs to Western Estonia (1228–1560)

Medieval prince-bishopric in Livonia

diocese of the Catholic Church in the Netherlands

Catholic ecclesiastical territory in Belgium

bishopric in Prussia

ancient patriarchate of the Roman Catholic Church. titular see

roman catholic archdiocese in Greece

Catholic ecclesiastical territory

diocese of the Catholic Church

lost Roman Catholic diocese

cultural property in Nájera, Spain

lost diocese of the Roman Catholic Church

Titular see

since 1817, Archbishop of the Evangelical Lutheran Church of Finland

Roman Catholic diocese in Belgium (1919-1925)

suppressed diocese

diocese

diocese of the Catholic Church

latin-rite bishopric west of the Siret River 1228

former diocese of the Catholic Church

(1196-1570) suppressed roman catholic diocese

suppressed diocese of the Catholic Church

former Austrian Diocese

historical diocese in Cyprus

titular see

former Roman Catholic diocese in the Netherlands

former Roman Catholic diocese in Moldavia

(1276-1522) Suppressed diocese of the Roman Catholic Church in Sweden

suppressed apostolic vicariate (1834-1921)

former Latin Catholic archdiocese in Eastern Europe

suppressed roman catholic diocese

pre-Reformation diocese of Scotland