List of Catholic dioceses in Italy
The following is the List of the Catholic dioceses in Italy. As of May 2017, the Catholic Church in Italy is composed of 227 sees ('particular churches'), most of which are dioceses led by bishops. Dioceses led by archbishops are called archdioceses. There are 40 Metropolitan archdioceses (including the papal Holy See and the Patriarchate of Venice), each serving as the seat of an ecclesiastical province. There are also approximately 4 non-metropolitan archdioceses and thus there are approximately 46 archbishops in total in the Catholic Church of Italy. They all belong to the Latin Church, besides the three sees of the Italo-Albanian Catholic Church (which is Eastern Catholic, practicing the Byzantine Rite in Albanian language), and are organized in into 16 ecclesiastical regions (Sicily, Sardinia and 14 in peninsular Italy), mostly corresponding to the 20 administrative regions of Italy (a few being grouped).
In Rome, there is also an Apostolic Nunciature (papal diplomatic representation, ambassador-level) to the Republic of Italy and two more Holy See Representations (Permanent representative-level): to the Food and Agricultural Organization of the United Nations (FAO) and to the International Institute for the Unification of Private Law (UNIDROIT).
All Latin church sees use the Roman Rite proper, except for the Metropolitan Archdiocese of Milan, which has its particular ancient variation, the Ambrosian Rite.
Episcopal Conference of Italy
Exempt, i.e. immediately Subject to the Holy See, yet not in the Pope's Ecclesiastical Province of Rome
- For a complete list, see List of Catholic dioceses (structured view) § Episcopal Conference of Italy, including San Marino and Vatican City State
- non-Metropolitan Archdiocese of Lucca
- non-Metropolitan Archdiocese of Spoleto-Norcia
- Diocese of Orvieto-Todi
- Diocese of Terni-Narni-Amelia
- Territorial Abbey of Monte Oliveto Maggiore
- Military Ordinariate of Italy
- Personal Prelature of Opus Dei (Rome-based, in fact global)
Italo-Albanian Catholic Church
(Byzantine Rite, the only non-Latin dioceses in Italy)
Ecclesiastical Province of Ancona-Osimo
Ecclesiastical Province of Bari-Bitonto
Ecclesiastical Province of Benevento
Ecclesiastical Province of Bologna
Ecclesiastical Province of Campobasso-Boiano
Ecclesiastical Province of Catanzaro-Squillace
Ecclesiastical Province of Chieti-Vasto
Ecclesiastical Province of Cosenza-Bisignano
Ecclesiastical Province of Fermo
Ecclesiastical Province of Firenze (Florence)
Ecclesiastical Province of Foggia-Bovino
Ecclesiastical Province of Genoa
Ecclesiastical Province of Gorizia
- Metropolitan Archdiocese of Gorizia
Ecclesiastical Province of L'Aquila
Ecclesiastical Province of Lecce
Ecclesiastical Province of Milan
Ecclesiastical Province of Modena-Nonantola
Ecclesiastical Province of Naples
- Metropolitan Archdiocese of Naples
- Archdiocese of Capua
- Archdiocese of Sorrento-Castellammare di Stabia
- Diocese of Acerra
- Diocese of Alife-Caiazzo
- Diocese of Aversa
- Diocese of Caserta
- Diocese of Ischia
- Diocese of Nola
- Diocese of Pozzuoli
- Diocese of Sessa Aurunca
- Diocese of Teano-Calvi
- Territorial Prelature of Pompei o Beatissima Vergine Maria del SS.mo Rosario
Ecclesiastical Province of Perugia-Città della Pieve
Ecclesiastical Province of Pesaro
Ecclesiastical Province of Pescara-Penne
Ecclesiastical Province of Pisa
Ecclesiastical Province of Potenza-Muro Lucano-Marsico Nuovo
Ecclesiastical Province of Ravenna-Cervia
Ecclesiastical Province of Reggio Calabria-Bova
Ecclesiastical Province of Rome
- Diocese of Rome
- Suburbicarian See of Albano
- Suburbicarian See of Frascati
- Suburbicarian See of Palestrina
- Suburbicarian See of Porto-Santa Rufina
- Suburbicarian See of Sabina-Poggio Mirteto
- Suburbicarian See of Velletri-Segni
- Archdiocese of Gaeta
- Diocese of Anagni-Alatri
- Diocese of Civita Castellana
- Diocese of Civitavecchia-Tarquinia
- Diocese of Frosinone-Veroli-Ferentino
- Diocese of Latina-Terracina-Sezze-Priverno
- Diocese of Rieti
- Diocese of Sora-Aquino-Pontecorvo
- Diocese of Tivoli
- Diocese of Viterbo
- Territorial Abbey of Montecassino
- Territorial Abbey of Subiaco
Ecclesiastical Province of Salerno-Campagna-Acerno
Ecclesiastical Province of Siena-Colle di Val d'Elsa-Montalcino
Ecclesiastical Province of Taranto
- Metropolitan Archdiocese of Taranto
Ecclesiastical Province of Turin
Ecclesiastical Province of Trento
- Metropolitan Archdiocese of Trento
Ecclesiastical Province of Udine
- Metropolitan Archdiocese of Udine
Ecclesiastical Province of Venice
Ecclesiastical Province of Vercelli
Ecclesiastical Region of Sardinia
Ecclesiastical Province of Cagliari
Ecclesiastical Province of Oristano
- Metropolitan Archdiocese of Oristano
Ecclesiastical Province of Sassari
Ecclesiastical Region of Sicily
Ecclesiastical Province of Agrigento
Ecclesiastical Province of Catania
Ecclesiastical Province of Messina-Lipari-Santa Lucia del Mela
Ecclesiastical Province of Palermo
Ecclesiastical Province of Siracusa (Syracuse)
- Metropolitan Archdiocese of Siracusa
Former prelatures
Titular Prelatures
- Titular Archiepiscopal Sees :
- Metropolitan : Patriarchate of Aquileia, Patriarchate of Grado
- other : Archdiocese of Gradisca
- Titular Episcopal Sees (158, TO BE WIKIFIED): Acquapendente, Æca, Agropoli, Alessano, Altino, Amiterno, Anglona, Anzio, Aquaviva, Arna, Arpi, Asolo, Atella, Aveia, Bagnoregio, Belcastro, Bettona, Bevagna, Biccari, Bisarcio, Bitetto, Blanda, Blera, Bolsena, Bomarzo, Brescello, Buxentum, Campli, Canne, Canosa, Caorle, Capo della Foresta, Capri, Carini, Carinola, Carmeiano, Castello, Castro, Castro di Puglia, Castro di Sardegna, Caudium, Celano, Cerenzia, Cerveteri, Città Ducale, Civitanova, Civitate, Claterna, Cuma, Dolia, Dragonara, Eclano, Egnazia Appula, Equilio, Eraclea, Erdonia, Faleri, Falerone, Ferento, Fidene, Fiorentino, Fondi, Forconio, Fordongianus, Forlimpopoli, Formia, Foro Flaminio, Frigento, Gabi, Galazia in Campania, Gallese, Galtellì, Grumentum, Guardialfiera, Isola, Labico, Lavello, Lentini, Lesina, Lettere, Lilibeo, Lorium, Luni, Malamocco, Martana, Martirano, Massa Lubrense, Minervino Murge, Minori, Minturno, Miseno, Montecorvino, Montefiascone, Montemarano, Monterano, Monteverde, Mottola, Nepi, Nomento, Numana, Oderzo, Ofena, Orte, Ostra, Otricoli, Ottana, Passo Corese, Pausula, Pesto, Plestia, Ploaghe, Polignano, Populonia, Potenza Picena, Ravello, Roselle, Sabiona, Sala Consilina, Salpi, San Leone, Santa Giusta, Satriano, Scala, Sepino, Sorres, Spello, Strongoli, Subaugusta, Suelli, Sulci, Sutri, Taormina, Tauriano, Termini Imerese, Tharros, Thurio, Tindari, Torcello, Tortiboli, Tre Taverne, Treba, Trevi, Trevi nel Lazio, Trevico, Tricala, Troina, Tronto, Tuscania, Umbriatico, Urbisaglia, Velia, Vescovìo, Vibo Valentia, Vico Equense, Voghenza, Volturno, Vulturara, Zuglio
- Titular Abbacies (?nullius) (all 10 united to current dioceses) : Farfa, Fontevivo, Nonantola, Pomposa, San Colombano, San Martino al Monte Cimino, San Michele Arcangelo di Montescaglioso, San Salvatore Maggiore, Santa Maria di Polsi, Santissimo Salvatore
Gallery of Archdioceses
- The seat of the Archdiocese of Agrigento is Cattedrale Metropolitana di San Gerlando.
- The seat of the Archdiocese of Ancona-Osimo is Basilica Cattedrale Metropolitana di San Ciriaco.
- The co-seat of the Archdiocese of Ancona-Osimo is Basilica Concattedrale di S. Leopardo.
- The seat of the Archdiocese of Bari-Bitonto is Cattedrale di San Sabino.
- The co-seat of the Archdiocese of Bari-Bitonto is Cattedrale di San Valentino.
- The seat of the Archdiocese of Benevento is Cattedrale di Santa Maria Assunta.
- The seat of the Archdiocese of Bologna is Cattedrale Metropolitana di San Pietro.
- The co-seat of the Archdiocese of Campobasso-Boiano is Concattedrale di S. Bartolomeo(Boiano).
- The seat of the Archdiocese of Cagliari is Cattedrale di Santa Maria e Santa Cecilia.
- The seat of the Archdiocese of Catanzaro-Squillace is Cattedrale di S. Maria Assunta.
- The co-seat of the Archdiocese of Catanzaro-Squillace is Concattedrale di S. Maria Assunta(Squillace).
- The seat of the Archdiocese of Catania is Cattedrale di Sant'Agata.
- The seat of the Archdiocese of Chieti-Vasto is Cattedrale di S. Giustino.
- The co-seat of the Archdiocese of Chieti-Vasto is Concattedrale di S. Giuseppe(Vasto).
- The seat of the Archdiocese of Cosenza-Bisignano is Cattedrale di S. Maria Assunta.
- The seat of the Archdiocese of Fermo is Basilica Cattedrale di Maria SS. Assunta in Cielo.
- The seat of the Archdiocese of Florence is Basilica di Santa Maria del Fiore.
- The seat of the Archdiocese of Foggia-Bovino is Cattedrale di S. Maria Assunta in Cielo.
- The co-seat of the Archdiocese of Foggia-Bovino is Basilica Concattedrale di S. Maria Assunta(Bovino).
- The seat of the Archdiocese of Genoa is Cattedrale di San Lorenzo.
- The seat of the Archdiocese of Gorizia is Cattedrale di Ss. Ilario e Taziano.
- The seat of the Archdiocese of L'Aquila is Cattedrale di SS. Massimo e Giorgio.
- The seat of the Archdiocese of Lecce is Cattedrale di Maria SS. Assunta.
- The seat of the Archdiocese of Lucca is Cattedrale di S. Martino.
- The seat of the Archdiocese of Messina-Lipari-Santa Lucia del Mela is Basilica Cattedrale di S. Maria SS. Assunta.
- The co-seat of the Archdiocese of Messina-Lipari-Santa Lucia del Mela is Concattedrale Archimandritato del Santissimo Salvatore(Messina).
- The co-seat of the Archdiocese of Messina-Lipari-Santa Lucia del Mela is Concattedrale di S. Bartolomeo(Lipari).
- The co-seat of the Archdiocese of Messina-Lipari-Santa Lucia del Mela is Concattedrale di S. Maria Assunta(San Lucia) .
- The seat of the Archdiocese of Milan is Cattedrale di S. Maria Nascente.
- The seat of the Archdiocese of Modena-Nonantola is Basilica Cattedrale di S. Maria Assunta.
- The co-seat of the Archdiocese of Modena-Nonantola is Basilica Abbaziale di San Silvestro I Papa(Nonantola).
- The seat of the Archdiocese of Naples is Cattedrale di Santa Maria Assunta.
- The seat of the Archdiocese of Oristano is Cattedrale di S. Maria Assunta.
- The seat of the Archdiocese of Palermo is Cattedrale di l’Assunzione di Maria.
- The seat of the Archdiocese of Perugia-Città della Pieve is Cattedrale di S. Lorenzo.
- The seat of the Archdiocese of Pesaro is Basilica Cattedrale di S. Maria Assunta.
- The seat of the Archdiocese of Pescara-Penne is Cattedrale di S. Cetteo Vescovo e Martire.
- The seat of the Archdiocese of Pisa is Cattedrale di S. Maria Assunta.
- The seat of the Archdiocese of Potenza-Muro Lucano-Marsico Nuovo is Basilica Cattedrale di S. Maria Assunta e S. Gerardo Vescovo.
- The seat of the Archdiocese of Ravenna-Cervia is Cattedrale di Risurrezione di N.S. Gesù Cristo.
- The co-seat of the Archdiocese of Ravenna-Cervia is Cattedrale di S. Pietro(Cervia).
- The seat of the Archdiocese of Reggio Calabria-Bova is Basilica Cattedrale di Maria SS. Assunta in Cielo.
- The seat of the Diocese of Rome is Arcibasilica Papale di San Giovanni in Laterano.
- The seat of the Archdiocese of Sassari is Cattedrale di S. Nicola di Bari.
- The seat of the Archdiocese of Salerno-Campagna-Acerno is Cattedrale-Basilica di S. Matteo.
- The co-seat of the Archdiocese of Salerno-Campagna-Acerno is Concattedrale-Basilica di S. Maria della Pace(Campagna).
- The co-seat of the Archdiocese of Salerno-Campagna-Acerno is Concattedrale di S. Donato(Acerno).
- The seat of the Archdiocese of Siena-Colle di Val d'Elsa-Montalcino is Cattedrale di S. Maria Assunta.
- The co-seat of the Archdiocese of Siena-Colle di Val d'Elsa-Montalcino is Concattedrale di Ss. Marziale e Alberto(Colle di Val d'Elsa).
- The co-seat of the Archdiocese of Siena-Colle di Val d'Elsa-Montalcino is Concattedrale di S. Salvatore(Montalcino).
- The seat of the Archdiocese of Siracusa is Cattedrale della Natività di Maria Santissima.
- The seat of the Archdiocese of Spoleto-Norcia is Cattedrale di Santa Maria Assunta.
- The co-seat of the Archdiocese of Spoleto-Norcia is Concattedrale di S. Maria Argentea(Norcia).
- The seat of the Archdiocese of Taranto is Basilica Cattedrale di S. Cataldo.
- The seat of the Archdiocese of Turin is Cattedrale Metropolitana di S. Giovanni Battista.
- The seat of the Archdiocese of Trento is Basilica Cattedrale di S. Vigilio Vescovo.
- The seat of the Archdiocese of Udine is Cattedrale Metropolitana di S. Maria Annunziata.
- The seat of the Archdiocese of Venice is Basilica Cattedrale Patriachale di S. Marco.
- The seat of the Archdiocese of Vercelli is Cattedrale-Basilica di S. Eusebio.