A list of Catholic churches in Ireland, notable current and former individual church buildings and congregations and administration of the Catholic Church in Ireland. These churches are listed buildings or have been recognised for their historical importance, or are church congregations notable for reasons unrelated to their buildings.
Churches Sorted according to the counties of Ireland, with reference to the Catholic dioceses, which are in the ecclesiastical provinces of Armagh, Cashel, Dublin, and Tuam.
Antrim In the Diocese of Down and Connor: St Peter's Cathedral, Belfast Holy Cross Church, Ardoyne Clonard Monastery St Malachy's Church, Belfast St Mary's Church, Belfast St Patrick's Church, Belfast
Armagh In the Archdiocese of Armagh: St Patrick's Cathedral, Armagh St Mary's Church, Mullaghbawn
Carlow In the Diocese of Kildare and Leighlin: Cathedral of the Assumption, Carlow
Cavan In the Diocese of Kilmore: Cavan Cathedral St Aidan's Church, Butlersbridge
Clare In the Diocese of Killaloe: Ennis Cathedral
In the Diocese of Galway, Kilmacduagh and Kilfenora: St. Fachanan, Kilfenora
In the Diocese of Limerick: Church of St. John, Cratloe
Cork In the Diocese of Cork and Ross: Cathedral of St Mary and St Anne Church of St Mary and St John, Ballincollig Holy Trinity Church, Cork (Capuchins) Honan Chapel Saints Peter and Paul's Church, Cork St. Mary's Dominican Church and Priory St. Patrick's Cathedral, Skibbereen
In the Diocese of Cloyne: St Colman's Cathedral, Cobh
Donegal In the Diocese of Raphoe: Cathedral of St Eunan and St Columba Church of the Irish Martyrs, Letterkenny St Columba's Church, Burtonport St Columba's Church, Glenswilly
In the Diocese of Clogher: St Patrick's Purgatory
Down In the Diocese of Dromore: Newry Cathedral
Dublin In the Archdiocese of Dublin: St Mary's Cathedral Chapel Royal, Dublin Church of Our Lady of the Assumption, Ballyfermot Church of the Assumption, Booterstown Church of the Assumption, Howth Church of the Immaculate Conception, Dublin (Franciscan) Saint Francis Xavier Church, Dublin (Jesuit) John's Lane Church Mary Immaculate, Refuge of Sinners Church Newman University Church St. Assam's Church St Audoen's Church, Dublin St Andrew's Church, Westland Row, Dublin St James' Church, Dublin St Mary's Church, Haddington Road, Dublin St Peter's Church, Phibsborough, Dublin St Catherine's Church, Dublin St. John the Baptist, Blackrock St. Joseph's Carmelite Church, Berkeley Road St. Joseph's Church, East Wall St. Kevin's Church, Harrington Street, Dublin St. Michan's Catholic Church, Dublin Church of St Nicholas of Myra Without St. Patrick's Church, Ringsend St. Paul's Church, Dublin Whitefriar Street Carmelite Church
Fermanagh In the Diocese of Clogher: St. Mary's Chapel, Maguiresbridge
Galway In the Diocese of Galway, Kilmacduagh and Kilfenora: Cathedral of Our Lady Assumed into Heaven and St Nicholas, Galway St Ignatius Church, Galway (Jesuit) Kylemore Abbey (Benedictine)
In the Archdiocese of Tuam: Cathedral of the Assumption of the Blessed Virgin Mary, Tuam
In the Diocese of Clonfert: St Brendan's Cathedral, Loughrea St. Michael's Church, Ballinasloe St Francis Church, Meelick
Kerry In the Diocese of Kerry: St Mary's Cathedral, Killarney
Kildare In the Diocese of Kildare and Leighlin: St. Anne's Church, Ardclough
In the Archdiocese of Dublin: St. Brigid's Church, Straffan
Kilkenny In the Diocese of Ossory: St Mary's Cathedral, Kilkenny Black Abbey (Dominicans) Church of Saint John the Evangelist, Kilkenny In the Diocese of Kildare and Leighlin:
Duiske Abbey Graiguenamanagh
Leitrim In the Diocese of Ardagh and Clonmacnoise: Costello Chapel
Limerick In the Diocese of Limerick: St John's Cathedral (Limerick) Trinitarian Abbey, Adare
Derry In the Diocese of Derry: St Eugene's Cathedral St Columba's Church, Long Tower St. Mary's Church, Bellaghy
Longford In the Diocese of Ardagh and Clonmacnoise: St Mel's Cathedral
Louth In the Archdiocese of Armagh: St. Peter's Roman Catholic Church, Drogheda St. Patrick's Church, Dundalk
Mayo In the Archdiocese of Tuam: Knock Shrine Ballintubber Abbey St Colman's Church, Claremorris
In the Diocese of Killala: St Muredach's Cathedral, Ballina
Meath In the Diocese of Meath: Silverstream Priory (Benedictine) St Mary's Church, Navan
Roscommon In the Diocese of Achonry: Cathedral of the Annunciation of the Blessed Virgin Mary and St Nathy, Ballaghaderreen
In the Diocese of Elphin: Sacred Heart Church, Roscommon
Sligo In the Diocese of Elphin: Cathedral of the Immaculate Conception, Sligo
Tipperary In the Archdiocese of Cashel and Emly: Cathedral of the Assumption, Thurles St Ailbe's Church, Emly Holycross Abbey Augustinian Abbey, Fethard
In the Diocese of Killaloe: St. Cronan's Church, Roscrea
Tyrone In the Diocese of Derry: Sacred Heart Church, Plumbridge
Waterford In the Diocese of Waterford and Lismore: Cathedral of the Most Holy Trinity, Waterford St Patrick's Catholic Church, Waterford St Carthage's Church, Lismore Church of the Immaculate Conception, Tallow
Westmeath In the Diocese of Meath: Cathedral of Christ the King, Mullingar St Paul's Church, Mullingar
In the Archdiocese of Tuam: Church of Saints Peter and Paul, Athlone In the Diocese of Ardagh and Clonmacnoise:
Multyfarnham Friary
Wexford In the Diocese of Ferns: St. Aidan's Cathedral
Wicklow In the Archdiocese of Dublin: Holy Redeemer Church, Bray
See also List of basilicas in Ireland List of monastic houses in Ireland
Further reading Seán D. O'Reilly, Irish Churches and Monasteries: An Historical and Architectural Guide, Collins Press, 1997.