Catholic DiocesesinKingdom of Spain (Spain) | ![]() |
| Former Jurisdiction | Type | Became |
| Acci Accitan(us) | Diocese | Now Titular Episcopal See of Acci and Titular Episcopal See of Acci |
| Álava | Diocese | Now Titular Episcopal See of Naiera and Titular Episcopal See of Álava |
| Albarracin Albarracinen(sis) | Diocese | Suppressed into Diocese of Teruel y Albarracín |
| Algeciras / Aliezira Insulæ viridis | Diocese | Now Diocese of Cádiz y Ceuta and Titular Episcopal See of Algeciras |
| Ampurias Emporitan(us) | Diocese | Now Diocese of Girona and Titular Episcopal See of Ampurias |
| Armentia Armentien(sis) | Diocese | Now Titular Episcopal See of Naiera and Titular Episcopal See of Armentia |
| Asidonia Assidonen(sis) | Diocese | Suppressed into and Titular Episcopal See of Asidonia |
| Auca Aucen(sis) | Diocese | Now and Titular Episcopal See of Auca |
| Badajoz Pacen(sis) | Diocese | Now Metropolitan Archdiocese of Mérida–Badajoz |
| Badajoz Pacen(sis) | Diocese | Now Metropolitan Archdiocese of Mérida–Badajoz |
| Baeza / Beatia Biatien(sis) | Diocese | Now and Titular Episcopal See of Baeza |
| Barbastro Barbastren(sis) | Diocese | Now Diocese of Huesca |
| Barbastro–Roda | Diocese | Now Diocese of Huesca |
| Barbastro–Roda | Diocese | Now Diocese of Huesca |
| Barbastro–Roda | Diocese | Now Diocese of Huesca |
| Barcelona Barcinonen(sis) | Archdiocese | Now Metropolitan Archdiocese of Barcelona |
| Barcelona Barcinonen(sis) | Archdiocese | Now Metropolitan Archdiocese of Barcelona |
| Barcelona Barcinonen(sis) | Diocese | Now Metropolitan Archdiocese of Barcelona |
| Barcelona Barcinonen(sis) | Diocese | Now Metropolitan Archdiocese of Barcelona |
| Barcelona Barcinonen(sis) | Diocese | Now Metropolitan Archdiocese of Barcelona |
| Basti Basticen(sis) | Diocese | Now and Titular Episcopal See of Baza |
| Besalú / Bisuldino Bisuldinen(sis) | Diocese | Now Diocese of Girona, Diocese of Vic and Titular Episcopal See of Besalú |
| Bretoña Britonien(sis) | Diocese | Now Titular Episcopal See of Bretoña and Titular Episcopal See of Bretoña |
| Burgos Burgen(sis) | Diocese | Now Metropolitan Archdiocese of Burgos |
| Burgos–Auca Burgen(sis)–Aucen(sis) | Diocese | Now Metropolitan Archdiocese of Burgos |
| Cádiz Gadicen(sis) / Gaditan(us) | Diocese | Now Diocese of Cádiz y Ceuta |
| Calahorra Calaguritan(us) | Diocese | Now |
| Calahorra y La Calzada Calaguritan(us) et Calceaten(sis) | Diocese | Now |
| Calahorra y La Calzada Calaguritan(us) et Calceaten(sis) | Diocese | Now |
| Calahorra y La Calzada Calaguritan(us) et Calceaten(sis) | Diocese | Now |
| Cartagena Carthaginen(sis) | Metr. Archdiocese | Now Diocese of Cartagena |
| Cartagena Carthaginen(sis) | Diocese | Now Diocese of Cartagena |
| Cartagena–Bigastro Carthaginen(sis)–Bigastren(sis) | Metr. Archdiocese | Now Diocese of Cartagena |
| Cartagena–Bigastro Carthaginen(sis)–Bigastren(sis) | Diocese | Now Diocese of Cartagena |
| Cástulo / Cazlona | Diocese | Now Titular Episcopal See of Tucci and Titular Episcopal See of Castulo |
| Ceuta Septen(sis) | Diocese | Suppressed into Diocese of Cádiz y Ceuta |
| Ceuta Septen(sis) | Diocese | Suppressed into Diocese of Cádiz y Ceuta |
| Ceuta Septen(sis) | Diocese | Suppressed into Diocese of Cádiz y Ceuta |
| Ceuta y Tánger Septen(sis) et Tingitan(us) | Diocese | Suppressed into Diocese of Cádiz y Ceuta |
| Ciudad Real Clunien(sis) | Priory nullius | Now Diocese of Ciudad Real |
| Complutum / Al-Kalaga | Diocese | Now Metropolitan Archdiocese of Toledo |
| Complutum Compluten(sis) | Diocese | Now Metropolitan Archdiocese of Toledo |
| Coria Caurien(sis) | Diocese | Now Diocese of Coria–Cáceres |
| Écija / Astigi Astigan(us) | Diocese | Now Titular Episcopal See of Écija and Titular Episcopal See of Écija |
| Egabro Egabren(sis) | Diocese | Now Titular Episcopal See of Egabro and Titular Episcopal See of Egabro |
| Egara Egaren(sis) | Diocese | Now Metropolitan Archdiocese of Barcelona and Titular Episcopal See of Egara |
| Elvira / Eliberi / Granada / Ilurir | Diocese | Now Titular Episcopal See of Illiberi and Titular Episcopal See of Illiberi |
| Emerita Augusta / Mérida Augusta Emeritensis Augustan(us) | Metr. Archdiocese | Suppressed into Metropolitan Archdiocese of Mérida–Badajoz and Titular Episcopal See of Emerita Augusta |
| Emerita Augusta / Mérida Augusta Emeritensis Augustan(us) | Diocese | Suppressed into Metropolitan Archdiocese of Mérida–Badajoz and Titular Episcopal See of Emerita Augusta |
| Fuerteventura Fortisventuræ | Diocese | Now Titular Episcopal See of Rubicón and Titular Episcopal See of Fuerteventura |
| Gerona Gerunden(sis) | Diocese | Now Diocese of Girona |
| Gerona Gerunden(sis) | Diocese | Now Diocese of Girona |
| Guadix–Baza Guadicen(sis)–Basticen(sis) | Diocese | Now Diocese of Guadix |
| Huesca–Jaca Oscen(sis)–Iacen(sis) | Diocese | Now Metropolitan Archdiocese of Pamplona y Tudela |
| Huesca–Jaca Oscen(sis)–Iacen(sis) | Diocese | Now Metropolitan Archdiocese of Pamplona y Tudela |
| Iliturgi / Andújar Iliturgin(us) | Diocese | Now and Titular Episcopal See of Iliturgi |
| Iria Flavia / Iria Locus Sancti Iacobi | Diocese | Now and Titular Episcopal See of Iria Flavia |
| Islas de la Fortuna / Isola de Fortunate Insulas Fortunatis | Diocese | Now Titular Episcopal See of Telde and Titular Episcopal See of Telde |
| Italica Italicen(sis) | Diocese | Now Titular Episcopal See of Italica and Titular Episcopal See of Italica |
| La Calzada Calceaten(sis) | Diocese | Now |
| Lérida Illerden(sis) | Diocese | Now |
| Lérida Illerden(sis) | Diocese | Now |
| Lérida Illerden(sis) | Diocese | Now |
| Lérida Illerden(sis) | Diocese | Now |
| Lugo Lucen(sis) in Hispania | Metr. Archdiocese | Now Diocese of Lugo |
| Madrid Matriten(sis) | Archdiocese | Now Metropolitan Archdiocese of Madrid |
| Madrid y Alcalá de Henares Matriten(sis) et Compluten(sis) | Diocese | Now Metropolitan Archdiocese of Madrid |
| Mentesa Mentesan(us) | Diocese | Now Titular Episcopal See of Mentesa and Titular Episcopal See of Mentesa |
| Mondoñedo Mindonien(sis) | Diocese | Now Diocese of Mondoñedo–Ferrol |
| Mondoñedo Mindonien(sis) | Diocese | Now Diocese of Mondoñedo–Ferrol |
| Nájera | Diocese | Now and Titular Episcopal See of Naiera |
| Oreto Oretan(us) | Diocese | Now Titular Episcopal See of Oreto and Titular Episcopal See of Oreto |
| Orihuela Oriolen(sis) | Diocese | Now Diocese of Cartagena |
| Orihuela Oriolen(sis) | Diocese | Now Diocese of Cartagena |
| Osca Oscen(sis) | Diocese | Now Metropolitan Archdiocese of Pamplona y Tudela |
| Osma Oxomen(sis) | Diocese | Now Diocese of Osma–Soria |
| Osma Oxomen(sis) | Diocese | Now Diocese of Osma–Soria |
| Osma Oxomen(sis) | Diocese | Now Diocese of Osma–Soria |
| Oviedo Oveten(sis) | Diocese | Now Metropolitan Archdiocese of Oviedo |
| Oviedo Oveten(sis) | Diocese | Now Metropolitan Archdiocese of Oviedo |
| Oviedo Oveten(sis) | Diocese | Now Metropolitan Archdiocese of Oviedo |
| Pallars–Ribagorça | Diocese | Now and Titular Episcopal See of Rota |
| Pamplona Pampilonen(sis) | Metr. Archdiocese | Now Metropolitan Archdiocese of Pamplona y Tudela |
| Pamplona Pampilonen(sis) | Diocese | Now Metropolitan Archdiocese of Pamplona y Tudela |
| Pamplona Pampilonen(sis) | Diocese | Now Metropolitan Archdiocese of Pamplona y Tudela |
| Pamplona Pampilonen(sis) | Diocese | Now Metropolitan Archdiocese of Pamplona y Tudela |
| Pamplona Pampilonen(sis) | Diocese | Now Metropolitan Archdiocese of Pamplona y Tudela |
| Pamplona Pampilonen(sis) | Diocese | Now Metropolitan Archdiocese of Pamplona y Tudela |
| Pamplona–Tudela Pampilonen(sis)–Tudelen(sis) | Diocese | Now Metropolitan Archdiocese of Pamplona y Tudela |
| Roda | Diocese | Now and Titular Episcopal See of Rota |
| Roda | Diocese | Now and Titular Episcopal See of Rota |
| Rubicón Rubicen(sis) | Diocese | Now and Titular Episcopal See of Rubicón |
| San Martiño de Mondoñedo | Diocese | Now Diocese of Mondoñedo–Ferrol |
| San Martiño de Mondoñedo–Dume | Diocese | Now Diocese of Mondoñedo–Ferrol |
| Santiago de Compostela Compostellan(us) | Diocese | Now Metropolitan Archdiocese of Santiago de Compostela |
| Sasabe Sasaben(sis) | Diocese | Now and Titular Episcopal See of Sasabe |
| Segorbe Segobricen(sis) | Diocese | Now Diocese of Segorbe–Castellón de la Plana |
| Segorbe Segobricen(sis) | Diocese | Now Diocese of Segorbe–Castellón de la Plana |
| Segorbe Segobricen(sis) | Diocese | Now Diocese of Segorbe–Castellón de la Plana |
| Segorbe Segobricen(sis) | Diocese | Now Diocese of Segorbe–Castellón de la Plana |
| Segorbe–Albarracín Segobricen(sis) et Albarracinen(sis) | Diocese | Now Diocese of Segorbe–Castellón de la Plana |
| Sevilla / Seville Hispalen(sis) | Diocese | Now Metropolitan Archdiocese of Sevilla |
| Sigüenza Seguntin(us) | Diocese | Now Diocese of Sigüenza–Guadalajara |
| Sigüenza Seguntin(us) | Diocese | Now Diocese of Sigüenza–Guadalajara |
| Simancas | Diocese | Suppressed into Diocese of Astorga, Diocese of León |
| Spain | Military Vicariate | Now Military Ordinariate of Arzobispado Castrense de España |
| Tarragona Tarraconen(sis) | Diocese | Now Metropolitan Archdiocese of Tarragona |
| Telde Telden(sis) | Diocese | Now Titular Episcopal See of Telde and Titular Episcopal See of Telde |
| Teruel Terulen(sis) | Diocese | Now Diocese of Teruel y Albarracín |
| Teruel Terulen(sis) | Diocese | Now Diocese of Teruel y Albarracín |
| Toledo (Mozarabic Rite) Toletan(us) | Diocese | Now Metropolitan Archdiocese of Toledo |
| Tucci Tuccitan(us) | Diocese | Now and Titular Episcopal See of Tucci |
| Tudela Tudelen(sis) | Diocese | Suppressed into Metropolitan Archdiocese of Pamplona y Tudela |
| Tui Tuden(sis) | Diocese | Now Titular Episcopal See of Iria Flavia |
| Tui Tuden(sis) | Diocese | Now Titular Episcopal See of Iria Flavia |
| Tui Tuden(sis) | Diocese | Now Titular Episcopal See of Iria Flavia |
| Urci Urcitan(us) | Diocese | Now Titular Episcopal See of Urci and Titular Episcopal See of Urci |
| Valencia Valentin(us) | Diocese | Now Metropolitan Archdiocese of Valencia |
| Valencia Valentin(us) | Diocese | Now Metropolitan Archdiocese of Valencia |
| Valencia Valentin(us) | Diocese | Now Metropolitan Archdiocese of Valencia |
| Valeria Valarien(sis) | Diocese | Now Titular Episcopal See of Valeria and Titular Episcopal See of Valeria |
| Valladolid Vallisoletan(us) | Diocese | Now Metropolitan Archdiocese of Valladolid |
| Valpuesta Vallispostan(us) | Diocese | Suppressed into Metropolitan Archdiocese of Burgos and Titular Episcopal See of Valpuesta |
| Valpuesta Vallispostan(us) | Diocese | Now Metropolitan Archdiocese of Burgos and Titular Episcopal See of Valliposita |
| Vergi Vergen(sis) | Diocese | Now Titular Episcopal See of Vergi and Titular Episcopal See of Vergi |
| Vergi / Vergium | Diocese | Now Titular Episcopal See of Vergi and Titular Episcopal See of Vergi |
| Zaragoza / Saragossa Cæsaraugustan(us) | Diocese | Now Metropolitan Archdiocese of Zaragoza |
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