Catholic DiocesesinItalian Republic (Italy) | ![]() |
| Ecclesiastical Jurisidictions (226) | Type | Churches and Bishops |
| Acerenza Acheruntin(us) | Archdiocese | |
| Acerra Acerrarum | Diocese | |
| Acireale Iacien(sis) | Diocese | |
| Acqui Aquen(sis) | Diocese | |
| Adria–Rovigo Adrien(sis)–Rhodigien(sis) | Diocese | |
| Agrigento Agrigentin(us) | Metr. Archdiocese | |
| Alba Albæ Pompeien(sis) | Diocese | |
| Albano Albanen(sis) | Diocese | |
| Albenga–Imperia Albinganen(sis)–Imperiæ | Diocese | |
| Ales–Terralba Uxellen(sis)–Terralben(sis) | Diocese | |
| Alessandria Alexandrin(us) Statiellorum | Diocese | |
| Alghero–Bosa Algaren(sis)–Bosanen(sis) | Diocese | |
| Alife–Caiazzo Aliphan(us)–Caiacen(sis) / Aliphan(us)–Caiatin(us) | Diocese | |
| Altamura–Gravina–Acquaviva delle Fonti Altamuren(sis)–Gravinen(sis)–Aquaviven(sis) | Diocese | |
| Amalfi–Cava de’ Tirreni Amalphitan(us)–Caven(sis) | Archdiocese | |
| Anagni–Alatri Anagnin(us)–Alatrin(us) | Diocese | |
| Ancona–Osimo Anconitan(us)–Auximan(us) | Metr. Archdiocese | |
| Andria Andrien(sis) | Diocese | |
| Aosta / Aoste Augustan(us) | Diocese | |
| Arezzo–Cortona–Sansepolcro Arretin(us)–Cortonen(sis)–Biturgen(sis) / Burgi Sancti Sepulchri | Diocese | |
| Ariano Irpino–Lacedonia Arianen(sis) Hirpin(us)–Laquedonien(sis) | Diocese | |
| Ascoli Piceno Asculan(us) in Piceno | Diocese | |
| Assisi–Nocera Umbra–Gualdo Tadino Assisien(sis)–Nucerin(us)–Tadinen(sis) | Diocese | |
| Asti Asten(sis) | Diocese | |
| Avellino Abellinen(sis) | Diocese | |
| Aversa Aversan(us) | Diocese | |
| Avezzano Marsorum | Diocese | |
| Bari–Bitonto Baren(sis)–Bituntin(us) | Metr. Archdiocese | |
| Belluno–Feltre Bellunen(sis)–Feltren(sis) | Diocese | |
| Benevento Beneventan(us) | Metr. Archdiocese | |
| Bergamo Bergomen(sis) | Diocese | |
| Biella Bugellen(sis) | Diocese | |
| Bologna Bononien(sis) | Metr. Archdiocese | |
| Bolzano–Bressanone / Bozen–Brixen / Bulsan–Persenon Bauzanen(sis)–Brixinen(sis) | Diocese | |
| Brescia Brixien(sis) | Diocese | |
| Brindisi–Ostuni Brundusin(us)–Ostunen(sis) | Archdiocese | |
| Cagliari Calaritan(us) | Metr. Archdiocese | |
| Caltagirone Calatayeronen(sis) | Diocese | |
| Caltanissetta Calatanisiaden(sis) | Diocese | |
| Camerino–San Severino Marche Camerinen(sis)–Sancti Severini in Piceno | Archdiocese | |
| Campobasso–Boiano Campobassen(sis)–Boianen(sis) | Metr. Archdiocese | |
| Capua Capuan(us) | Archdiocese | |
| Carpi Carpen(sis) | Diocese | |
| Casale Monferrato Casalen(sis) | Diocese | |
| Caserta Casertan(us) | Diocese | |
| Cassano all’Jonio Cassanen(sis) | Diocese | |
| Castellaneta Castellaneten(sis) | Diocese | |
| Catania Catanen(sis) | Metr. Archdiocese | |
| Catanzaro–Squillace Catacen(sis)–Squillacen(sis) | Metr. Archdiocese | |
| Cefalù Cephaluden(sis) | Diocese | |
| Cerignola–Ascoli Satriano Ceriniolen(sis)–Asculan(us) Apuliiæ | Diocese | |
| Cerreto Sannita–Telese–Sant’Agata de’ Goti Cerretan(us)–Thelesin(us)–Sanctæ Agathæ Gothorum | Diocese | |
| Cesena–Sarsina Cæsenaten(sis)–Sarsinaten(sis) | Diocese | |
| Chiavari Clavaren(sis) | Diocese | |
| Chieti–Vasto Theatin(us)–Vasten(sis) | Metr. Archdiocese | |
| Chioggia Clodien(sis) | Diocese | |
| Città di Castello Civitatis Castelli / Tifernaten(sis) | Diocese | |
| Civita Castellana Civitatis Castellanæ | Diocese | |
| Civitavecchia–Tarquinia Centumcellarum–Tarquinien(sis) | Diocese | |
| Como Comen(sis) | Diocese | |
| Concordia–Pordenone Portus Naonis | Diocese | |
| Conversano–Monopoli Conversanen(sis)–Monopolitan(us) | Diocese | |
| Cosenza–Bisignano Cosentin(us)–Bisinianen(sis) | Metr. Archdiocese | |
| Crema Cremen(sis) | Diocese | |
| Cremona Cremonen(sis) | Diocese | |
| Crotone–Santa Severina Crotonen(sis) Sanctæ Severinæ | Archdiocese | |
| Cuneo–Fossano Cuneen(sis)–Fossanen(sis) | Diocese | |
| Fabriano–Matelica Fabrianen(sis)–Mathelicen(sis) | Diocese | |
| Faenza–Modigliana Faventin(us)–Mutilen(sis) | Diocese | |
| Fano–Fossombrone–Cagli–Pergola Fanen(sis)–Forosempronien(sis)–Callien(sis)–Pergulan(us) | Diocese | |
| Fermo Firman(us) | Metr. Archdiocese | |
| Ferrara–Comacchio (–Pomposa) Ferrarien(sis)–Comaclen(sis) | Archdiocese | |
| Fidenza Fidentin(us) | Diocese | |
| Fiesole Fesulan(us) | Diocese | |
| Firenze / Florence Florentin(us) | Metr. Archdiocese | |
| Foggia–Bovino Fodian(us)–Bovinen(sis) | Metr. Archdiocese | |
| Foligno Fulginaten(sis) | Diocese | |
| Forlì–Bertinoro Forolivien(sis)–Brittinorien(sis) | Diocese | |
| Frascati Tusculan(us) | Diocese | |
| Frosinone–Veroli–Ferentino Frusinaten(sis)–Verulan(us)–Ferentin(us) | Diocese | |
| Gaeta Caietan(us) | Archdiocese | |
| Genova / Genoa Ianuen(sis) | Metr. Archdiocese | |
| Gorizia Goritien(sis) | Metr. Archdiocese | |
| Grosseto Grossetan(us) | Diocese | |
| Gubbio Eugubin(us) | Diocese | |
| Iglesias Ecclesien(sis) | Diocese | |
| Imola Imolen(sis) | Diocese | |
| Ischia Isclan(us) | Diocese | |
| Isernia–Venafro Æsernien(sis)–Vernafren(sis) | Diocese | |
| Italy (Ukrainian Rite) Italiæ | Apostolic Exarchate | |
| Ivrea Eporedien(sis) | Diocese | |
| Jesi Æsin(us) | Diocese | |
| L’Aquila Aquilan(us) | Metr. Archdiocese | |
| La Spezia–Sarzana–Brugnato Spedien(sis)–Sarzanen(sis)–Brugnaten(sis) | Diocese | |
| Lamezia Terme Neocastren(sis) | Diocese | |
| Lanciano–Ortona Lancianen(sis)–Ortonen(sis) | Archdiocese | |
| Lanusei Oleastren(sis) | Diocese | |
| Latina–Terracina–Sezze–Priverno Latinen(sis)–Terracinen(sis)–Setin(us)–Privernen(sis) | Diocese | |
| Lecce Lycien(sis) | Metr. Archdiocese | |
| Livorno / Leghorn Liburnen(sis) | Diocese | |
| Locri–Gerace (–Santa Maria di Polsi) Locren(sis)–Hieracen(sis) | Diocese | |
| Lodi Lauden(sis) | Diocese | |
| Loreto de Alma Domo Lauretana | Territorial Prelature | |
| Lucca Lucen(sis) | Archdiocese | |
| Lucera–Troia Lucerin(us)–Troian(us) | Diocese | |
| Lungro (Italo-Albanese Rite) Lungren(sis) | Diocese | |
| Macerata Maceraten(sis) | Diocese | |
| Manfredonia–Vieste–San Giovanni Rotondo Sipontin(us)–Vestan(us)–Sancti Ioannis Rotundi | Archdiocese | |
| Mantova / Mantua Mantuan(us) | Diocese | |
| Massa Carrara–Pontremoli Massen(sis)–Apuan(us) | Diocese | |
| Massa Marittima–Piombino Massan(us) Plumbinen(sis) | Diocese | |
| Matera–Irsina (–San Michele Arcangelo di Montescaglioso) Materanen(sis)–Montis Pelusii | Archdiocese | |
| Mazara del Vallo Mazarien(sis) | Diocese | |
| Melfi–Rapolla–Venosa Melphien(sis)–Rapollen(sis)–Venusin(us) | Diocese | |
| Messina–Lipari–Santa Lucia del Mela (–Santissimo Salvatore) Messanen(sis)–Liparen(sis)–Sanctæ Luciæ | Metr. Archdiocese | |
| Milano / Milan (Ambrosian Rite) Mediolanen(sis) | Metr. Archdiocese | |
| Mileto–Nicotera–Tropea Mileten(sis)–Nicotrien(sis)–Tropien(sis) | Diocese | |
| Modena–Nonantola Mutinen(sis)–Nonantulan(us) | Metr. Archdiocese | |
| Molfetta–Ruvo–Giovinazzo–Terlizzi Melphicten(sis)–Ruben(sis)–Iuvenzcen(sis)–Terlitien(sis) | Diocese | |
| Mondovì / Mons Vici Montis Regalis in Pedemonte / Montis Vici | Diocese | |
| Monreale Montis Regalis | Archdiocese | |
| Monte Oliveto Maggiore Sanctæ Mariæ Montis Oliveti Maioris | Territorial Abbacy | |
| Montecassino Montis Cassini | Territorial Abbacy | |
| Montepulciano–Chiusi–Pienza Montis Politiani–Clusin(us)–Pientin(us) | Diocese | |
| Montevergine Montisvirginis | Territorial Abbacy | |
| Napoli / Naples Neapolitan(us) | Metr. Archdiocese | |
| Nardò–Gallipoli Neritonen(sis)–Gallipolitan(us) | Diocese | |
| Nicosia Herbiten(sis) / Nicosien(sis) | Diocese | |
| Nocera Inferiore–Sarno Nucerin(us) Pamganorum–Sarnen(sis) | Diocese | |
| Nola Nolan(us) | Diocese | |
| Noto Neten(sis) | Diocese | |
| Novara Novarien(sis) | Diocese | |
| Nuoro Noren(sis) | Diocese | |
| Oppido Mamertina–Palmi Oppiden(sis)–Palmarum | Diocese | |
| Ordinariato Militare per l’Italia | Military Ordinariate | |
| Oria Uritan(us) | Diocese | |
| Oristano Arboren(sis) | Metr. Archdiocese | |
| Orvieto–Todi Urbevetan(us)–Tudertin(us) | Diocese | |
| Ostia Ostien(sis) | Diocese | |
| Otranto Hydruntin(us) | Archdiocese | |
| Ozieri Octerien(sis) / Othieren(sis) | Diocese | |
| Padova / Padua Patavin(us) | Diocese | |
| Palermo Panormitan(us) | Metr. Archdiocese | |
| Palestrina Prænestin(us) | Diocese | |
| Parma (–Fontevivo) Parmen(sis) | Diocese | |
| Patti Pacten(sis) | Diocese | |
| Pavia Papien(sis) | Diocese | |
| Perugia–Città della Pieve Perusin(us)–Civitatis Plebis | Metr. Archdiocese | |
| Pesaro Pisauren(sis) | Metr. Archdiocese | |
| Pescara–Penne Piscarien(sis)–Pinnen(sis) | Metr. Archdiocese | |
| Pescia Piscien(sis) | Diocese | |
| Piacenza–Bobbio (–San Colombano) Placentin(us) | Diocese | |
| Piana degli Albanesi / Hora (Italo-Albanese Rite) Planen(sis) Albanensium | Diocese | |
| Piazza Armerina / Platia Platien(sis) | Diocese | |
| Pinerolo Pinerolien(sis) | Diocese | |
| Pisa Pisan(us) | Metr. Archdiocese | |
| Pistoia Pistorien(sis) | Diocese | |
| Pitigliano–Sovana–Orbetello Pitilianen(sis)–Soanen(sis)–Urbetellien(sis) | Diocese | |
| Pompei / Pompeii / Beatissima Vergine Maria del Santissimo Rosario Beatissimæ Virginis Mariæ a SS.mo Rosario / Pompeian(us) | Territorial Prelature | |
| Porto–Santa Rufina Portuen(sis)–Sanctæ Rufinæ | Diocese | |
| Potenza–Muro Lucano–Marsico Nuovo Potentin(us)–Muran(us)–Marsicen(sis) | Metr. Archdiocese | |
| Pozzuoli Puteolan(us) | Diocese | |
| Prato Praten(sis) | Diocese | |
| Ragusa Ragusien(sis) | Diocese | |
| Ravenna–Cervia Ravennaten(sis)–Cervien(sis) | Metr. Archdiocese | |
| Reggio Calabria–Bova Rheginen(sis)–Boven(sis) | Metr. Archdiocese | |
| Reggio Emilia–Guastalla Regien(sis) in Æmilia–Guastallen(sis) | Diocese | |
| Rieti (–San Salvatore Maggiore) Reatin(us) | Diocese | |
| Rimini Ariminen(sis) | Diocese | |
| Roma / Rome Romana / Urbs | Papal See | |
| Rossano–Cariati Rossanen(sis)–Cariaten(sis) | Archdiocese | |
| Sabina–Poggio Mirteto (–Farfa) Sabinen(sis)–Mandelen(sis) | Diocese | |
| Salerno–Campagna–Acerno Salernitan(us)–Campanien(sis)–Acernen(sis) | Metr. Archdiocese | |
| Saluzzo Salutiarum | Diocese | |
| San Benedetto del Tronto–Ripatransone–Montalto Sancti Benedicti ad Truentum–Ripan(us)–Montis Alti | Diocese | |
| San Marco Argentano–Scalea Sancti Marci Argentanen(sis)–Scaleen(sis) | Diocese | |
| San Marino–Montefeltro Sammarinen(sis)–Feretran(us) | Diocese | |
| San Miniato Sancti Miniati | Diocese | |
| San Severo Sancti Severi | Diocese | |
| Sant’Angelo dei Lombardi–Conza–Nusco–Bisaccia Sancti Angeli de Lombardis–Compsan(us)–Nuscan(us)–Bisacien(sis) | Archdiocese | |
| Santa Maria di Grottaferrata (Italo-Albanese Rite) Beatissimæ Mariæ Cryptæferratæ | Territorial Abbacy | |
| Santissima Trinità di Cava de’ Tirreni Sanctissimæ Trinitatis Caven(sis) | Territorial Abbacy | |
| Sassari Turritan(us) | Metr. Archdiocese | |
| Savona–Noli Savonen(sis)–Naulen(sis) | Diocese | |
| Senigallia Senogallien(sis) | Diocese | |
| Sessa Aurunca Suessan(us) | Diocese | |
| Siena–Colle di Val d’Elsa–Montalcino Senen(sis)–Collen(sis)–Ilcinen(sis) | Metr. Archdiocese | |
| Siracusa / Syracuse Syracusan(us) | Metr. Archdiocese | |
| Sora–Cassino–Aquino–Pontecorvo Soran(us)–Cassinen(sis)–Aquinaten(sis)–Pontiscurvi | Diocese | |
| Sorrento–Castellammare di Stabia Surrentin(us)–Castri Maris / Surretin(us)–Stabien(sis) | Archdiocese | |
| Spoleto–Norcia Spoletan(us)–Nursin(us) | Archdiocese | |
| Subiaco Sublacen(sis) | Territorial Abbacy | |
| Sulmona–Valva Sulmonen(sis)–Valven(sis) | Diocese | |
| Susa Segusien(sis) | Diocese | |
| Taranto Tarentin(us) | Metr. Archdiocese | |
| Teano–Calvi Theanen(sis)–Calven(sis) | Diocese | |
| Teggiano–Policastro Dianen(sis)–Policastren(sis) | Diocese | |
| Tempio–Ampurias Templen(sis)–Ampurien(sis) | Diocese | |
| Teramo–Atri Aprutin(us)–Hatrien(sis) / Teramen(sis)–Atrien(sis) | Diocese | |
| Termoli–Larino Thermularum–Larinen(sis) | Diocese | |
| Terni–Narni–Amelia Interamnen(sis)–Narnien(sis)–Amerin(us) | Diocese | |
| Tivoli Tiburtin(us) | Diocese | |
| Torino / Turin Taurinen(sis) | Metr. Archdiocese | |
| Tortona Derthonen(sis) | Diocese | |
| Trani–Barletta–Bisceglie (–Nazareth) Tranen(sis)–Barolen(sis)–Vigilien(sis) | Archdiocese | |
| Trapani Drepanen(sis) | Diocese | |
| Trento / Trent Tridentin(us) | Metr. Archdiocese | |
| Treviso Tarvisin(us) | Diocese | |
| Tricarico Tricaricen(sis) | Diocese | |
| Trieste Tergestin(us) | Diocese | |
| Trivento Triventin(us) | Diocese | |
| Tursi–Lagonegro Tursien(sis)–Lacunerulonen(sis) | Diocese | |
| Udine Utinen(sis) | Metr. Archdiocese | |
| Ugento–Santa Maria di Leuca Uxentin(us)–S. Mariæ Leucaden(sis) | Diocese | |
| Urbino–Urbania–Sant’Angelo in Vado Urbinaten(sis)–Urbanien(sis)–Sancti Angeli in Vado | Archdiocese | |
| Vallo della Lucania Vallen(sis) in Lucania | Diocese | |
| Velletri–Segni Velitern(us)–Signin(us) | Diocese | |
| Venezia / Venice Venetiarum | Patriarchate | |
| Ventimiglia–San Remo Ventimilien(sis)–Sancti Romuli | Diocese | |
| Vercelli Vercellen(sis) | Metr. Archdiocese | |
| Verona Veronen(sis) | Diocese | |
| Vicenza Vicentin(us) | Diocese | |
| Vigevano Viglevanen(sis) | Diocese | |
| Viterbo (–San Martino al Monte Cimino) Vitervien(sis) | Diocese | |
| Vittorio Veneto Victorien(sis) Venetorum | Diocese | |
| Volterra Volaterran(us) | Diocese |
Titular Archiepiscopal Sees (1): Gradisca
Titular Episcopal Sees (168): Acquapendente, Agropoli, Alesa, Alessano, Altino, Amantea, Amiterno, Anglona, Anzio, Aquaviva, Arna, Arpi, Asolo, Atella, Aveia, Bagnoregio, Belcastro, Bettona, Bevagna, Biccari, Bisarcio, Bisenzio, 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, Cingoli, Città Ducale, Civitanova, Civitate, Claterna, Cuma, Dolia, Dragonara, Eca, 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, Limosano, Lorium, Luni, Malamocco, Martana, Martirano, Massa Lubrense, Milazzo, 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, Recanati, Rosella, 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, Tolentino, Torcello, Tortiboli, Tre Taverne, Treba, Treia, Trevi, Trevi nel Lazio, Trevico, Tricala, Troina, Tronto, Tuscania, Umbriatico, Urbisaglia, Velia, Vescovìo, Vibo Valentia, Vico Equense, Voghenza, Volturno, Vulturara, Zuglio
Titular Abbacies (9 united): Farfa (united), Fontevivo (united), Pomposa (united), San Colombano (united), San Martino al Monte Cimino (united), San Michele Arcangelo di Montescaglioso (united), San Salvatore Maggiore (united), Santa Maria di Polsi (united), Santissimo Salvatore (Italo-Albanese Rite) (united)
Last updated on 2025.09.09
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