| Year | From | To | ||
|---|---|---|---|---|
| 112 | Cardinal Titular Church of S. Crisogono | Established | ||
| 112 | Cardinal Titular Church of Ss. Filippo e Giacomo | Established | ||
| 112 | Cardinal Titular Church of S. Lorenzo in Damaso | Established | ||
| 112 | Cardinal Titular Church of S. Maria in Trastevere | Established | ||
| 112 | Cardinal Titular Church of Matteo in Merulana | Established | ||
| 112 | Cardinal Titular Church of Ss. Nereo ed Achilleo | Established | ||
| 112 | Cardinal Titular Church of S. Prassede | Established | ||
| 112 | Cardinal Titular Church of S. Prisca | Established | ||
| 112 | Cardinal Titular Church of S. Pudenziana | Established | ||
| 112 | Cardinal Titular Church of S. Susanna | Established | ||
| 237 | Diocese of Fondi (Fundi), Italy | Erected | ||
| 304 | Cardinal Titular Church of S. Marcello | Established | ||
| 314 | Cardinal Titular Church of Ss. Silvestro e Martino ai Monti | Established | ||
| 336 | Cardinal Titular Church of S. Marco | Established | ||
| 372 | Diocese of Angers, France | Erected | ||
| 417 | Diocese of Arles, France | Elevated | Archdiocese of Arles, France | Elevated |
| 423 | Cardinal Titular Church of S. Sabina ((uncertain)) | Established | ||
| 445 | Diocese of Armagh, Ireland | Erected | ||
| 445 | Diocese of Narbonne, France | Elevated | Archdiocese of Narbonne, France | Elevated |
| 445 | Diocese of Vienne, France | Elevated | Archdiocese of Vienne, France | Elevated |
| 450 | Diocese of Elphin, Ireland | Erected | ||
| 454 | Diocese of Clogher, Ireland | Erected | ||
| 465 | Diocese of Numana, Italy | Erected | ||
| 465 | Diocese of Luni, Italy | Erected | ||
| 465 | Diocese of Cimiez, France | Territory Added | ||
| 514 | Diocese of Dromore, Ireland | Erected | ||
| 515 | Territorial Abbey of Saint-Maurice, Switzerland | Erected | ||
| 519 | Diocese of Kildare, Ireland | Erected | ||
| 531 | Diocese of Noyon, France | Erected | ||
| 533 | Diocese of Huesca, Spain | Erected | ||
| 533 | Diocese of Carcassonne, France | Erected | ||
| 546 | Diocese of Petelia, Italy | Name Changed | Diocese of Strongoli, Italy | Name Changed |
| 549 | Diocese of Ossory, Ireland | Erected | ||
| 550 | Diocese of Tuam, Ireland | Erected | ||
| 550 | Diocese of Clonfert, Ireland | Erected | ||
| 552 | Diocese of Meath, Ireland | Erected | ||
| 560 | Diocese of Achonry, Ireland | Erected | ||
| 570 | Diocese of Ross, Ireland | Erected | ||
| 572 | Diocese of Viseu, Portugal | Erected | ||
| 580 | Diocese of Cloyne, Ireland | Erected | ||
| 589 | Diocese of Sigüenza, Spain | Erected | ||
| 590 | Cardinal Titular Church of S. Giorgio in Velabro | Established | ||
| 590 | Cardinal Titular Church of S. Maria in Portico | Established | ||
| 590 | Diocese of Worms, Germany | Erected | ||
| 597 | Archdiocese of Canterbury, England, Great Britain | Erected | ||
| 600 | Cardinal Titular Church of S. Croce in Gerusalemme | Established | ||
| 600 | Cardinal Titular Church of S. Eustachio | Established | ||
| 626 | Diocese of Noyon, France
Diocese of Tournai, Belgium | United | Diocese of Tournai and Noyon, Belgium | United |
| 630 | Cardinal Titular Church of S. Adriano al Foro | Established | ||
| 633 | Diocese of Dublin, Ireland | Erected | ||
| 640 | Diocese of Torcello (Turris), Italy | Erected | ||
| 659 | Diocese of Lismore, Ireland | Erected | ||
| 678 | Diocese of Lindine, England, Great Britain | Erected | ||
| 678 | Cardinal Titular Church of S. Maria in Aquiro | Established | ||
| 731 | Cardinal Titular Church of S. Nicola in Carcere | Established | ||
| 735 | Archdiocese of York, England, Great Britain | Elevated | ||
| 737 | Diocese of Passau, Germany | Erected | ||
| 739 | Diocese of Freising, Germany | Erected | ||
| 739 | Diocese of Regensburg, Germany | Erected | ||
| 740 | Diocese of Basel, Switzerland | Erected | ||
| 741 | Diocese of Würzburg, Germany | Erected | ||
| 745 | Diocese of Eichstätt, Germany | Erected | ||
| 747 | Diocese of Astorga, Spain | Erected | ||
| 747 | Diocese of Mainz, Germany | Elevated | Archdiocese of Mainz, Germany | Elevated |
| 750 | Diocese of Konstanz {Constance}, Germany | Erected | ||
| 772 | Diocese of Osnabrück, Germany | Erected | ||
| 774 | Archdiocese of Venezia {Venice}, Italy | Erected | ||
| 794 | Diocese of Embrun, France | Elevated | Archdiocese of Embrun, France | Elevated |
| 794 | Diocese of Tarentaise (Moutiers-en-Tarentaise), France | Elevated | Archdiocese of Tarentaise, France | Elevated |
| 799 | Diocese of Verden, Germany | Erected | ||
| 800 | Diocese of Hildesheim, Germany | Erected | ||
| 800 | Diocese of Münster, Germany | Erected | ||
| 804 | Diocese of Mantova, Italy | Erected | ||
| 805 | Diocese of Paderborn, Germany | Erected | ||
| 810 | Diocese of Konstanz {Constance}, Germany (was Immediately Subject to Holy See) | Metropolitan Changed | ||
| 811 | Diocese of Oviedo, Spain | Erected | ||
| 812 | Diocese of Minden, Germany | Erected | ||
| 824 | Diocese of Acci (Accia), France | Erected | ||
| 848 | Archdiocese of Dol, France | Erected | ||
| 848 | Diocese of Tréguier, France | Erected | ||
| 864 | Diocese of Bremen(-Hamberg), Germany | Elevated | Archdiocese of Bremen(-Hamberg), Germany | Elevated |
| 879 | Diocese of Auch, France | Elevated | Archdiocese of Auch, France | Elevated |
| 879 | Archdiocese of Eauze, France | Territory Added | ||
| 886 | Diocese of Lindine, England, Great Britain | Name Changed | Diocese of Dorchester, England, Great Britain | Name Changed |
| 900 | Diocese of Krk (Veglia), Croatia | Erected | ||
| 948 | Diocese of Schleswig, Germany | Erected | ||
| 968 | Diocese of Poznań, Poland | Erected | ||
| 968 | Diocese of Naumburg, Germany | Erected | ||
| 972 | Diocese of Lübeck, Germany | Erected | ||
| 973 | Diocese of Regensburg, Germany | Territory Lost | Diocese of Praha, Czech Republic | Erected |
| 984 | Diocese of Lettere (Litterae), Italy | Erected | ||
| 987 | Diocese of Amalfi, Italy | Elevated | Archdiocese of Amalfi, Italy | Elevated |
| 987 | Diocese of Minori, Italy | Erected | ||
| 987 | Diocese of Scala, Italy | Erected | ||
| 987 | Diocese of Capri, Italy | Erected | ||
| 990 | Diocese of Civita Castellana, Italy | Erected | ||
| 990 | Diocese of Dubrovnik (Ragusa), Croatia | Erected | ||
| 996 | Diocese of Włocławek, Poland | Erected | ||
| 997 | Territorial Abbey of Pannonhalma, Hungary | Erected | ||
| 1000 | Archdiocese of Gniezno, Poland | Erected | ||
| 1000 | Archdiocese of Kalocsa, Hungary | Erected | ||
| 1009 | Diocese of Pécs, Hungary | Erected | ||
| 1009 | Diocese of Veszprém, Hungary | Erected | ||
| 1009 | Diocese of Transilvania, Erdély, Siebenbürgen, Romania | Erected | ||
| 1023 | Diocese of Mottola, Italy | Erected | ||
| 1024 | Diocese of Massa Lubrense, Italy | Erected | ||
| 1030 | Diocese of Umbriatico (Umbriaticum), Italy | Erected | ||
| 1034 | Diocese of Bar, Montenegro | Elevated | Archdiocese of Bar (Antivari), Montenegro | Elevated |
| 1035 | Diocese of Csanád, Hungary | Erected | ||
| 1049 | Diocese of Monteverde, Italy | Erected | ||
| 1053 | Diocese of Aversa, Italy | Erected | ||
| 1054 | Archdiocese of Zadar (Zara), Croatia | Elevated | ||
| 1057 | Diocese of Lecce, Italy | Erected | ||
| 1059 | Diocese of Montecorvino, Italy | Erected | ||
| 1059 | Diocese of Vulturara, Italy | Erected | ||
| 1059 | Diocese of Montemarano, Italy | Erected | ||
| 1059 | Diocese of Guardialfiera (Guardia), Italy | Erected | ||
| 1062 | Diocese of Sapë, Albania | Erected | ||
| 1062 | Diocese of Ratzeburg, Germany | Erected | ||
| 1062 | Diocese of Schwerin, Germany | Erected | ||
| 1063 | Diocese of Jaca, Spain | Erected | ||
| 1063 | Diocese of Praha, Czech Republic | Territory Lost | Diocese of Olomouc, Czech Republic | Erected |
| 1068 | Diocese of Sorrento, Italy | Elevated | Archdiocese of Sorrento, Italy | Elevated |
| 1072 | Diocese of Dorchester, England, Great Britain | Name Changed | Diocese of Lincoln, England, Great Britain | Name Changed |
| 1073 | Diocese of Sassari, Italy | Elevated | Archdiocese of Sassari, Italy | Elevated |
| 1074 | Diocese of Manfredonia, Italy | Elevated | Archdiocese of Manfredonia, Italy | Elevated |
| 1075 | Diocese of Burgos, Spain | Erected | ||
| 1084 | Carthusians | Founded | ||
| 1087 | Diocese of Przemyśl (Ukrainian), Poland | Erected | ||
| 1087 | Diocese of Carinola (Calina), Italy | Erected | ||
| 1093 | Diocese of Mazara del Vallo, Italy | Erected | ||
| 1093 | Diocese of Zagreb, Croatia | Erected | ||
| 1096 | Diocese of Waterford, Ireland | Erected | ||
| 1098 | Order of Cistercians of the Strict Observance | Founded | ||
| 1098 | Archdiocese of Antiochia {Antioch}, Syria | Erected | ||
| 1099 | Diocese of Martirano (Martoranum), Italy | Erected | ||
| 1114 | Diocese of Mondoñedo, Spain | Erected | ||
| 1114 | Diocese of Isola, Italy | Erected | ||
| 1119 | Diocese of Porto, Italy
Diocese of Santa Rufina, Italy | United | Suburbicarian See of Porto e Santa Rufina, Italy | United |
| 1119 | Cardinal Titular Church of Porto | United | Cardinal Titular Church of Porto e Santa Rufina | United |
| 1120 | Diocese of Dubrovnik (Ragusa), Croatia | Elevated | Archdiocese of Dubrovnik (Ragusa), Croatia | Elevated |
| 1120 | Diocese of Santiago de Compostela, Spain | Elevated | Archdiocese of Santiago de Compostela, Spain | Elevated |
| 1120 | Order of the Canons Regular of Premontre; Norbertines | Founded | ||
| 1121 | Diocese of Catanzaro, Italy | Erected | ||
| 1122 | Diocese of Belcastro, Italy | Erected | ||
| 1126 | Order of the Canons Regular of Premontre; Norbertines | Approbation | ||
| 1128 | Swiss Congregation of Canons Regular of Saint Maurice of Agaune | Founded | ||
| 1130 | Diocese of Leighlin, Ireland | Erected | ||
| 1131 | Diocese of Cefalù, Italy | Erected | ||
| 1131 | Order of the Holy Cross | Founded | ||
| 1133 | Diocese of Brugnato, Italy | Erected | ||
| 1134 | Diocese of Lebus, Germany | Erected | ||
| 1135 | Archdiocese of Kalocsa, Hungary (became a Metropolitan) | Elevated | ||
| 1135 | Order of the Holy Cross | Approbation | ||
| 1140 | Territorial Abbey of SS. Vincenzo ed Anastasio alle tre Fontane, Italy | Erected | ||
| 1142 | Diocese of Coria, Spain | Erected | ||
| 1146 | Diocese of Tournai and Noyon, Belgium | Split | Diocese of Noyon, France
Diocese of Tournai {Doornik}, Belgium | Split |
| 1146 | Diocese of Saint-Malo, France | Erected | ||
| 1150 | Diocese of Tuam, Ireland | Elevated | Archdiocese of Tuam, Ireland | Elevated |
| 1150 | Diocese of Cosenza, Italy | Elevated | Archdiocese of Cosenza, Italy | Elevated |
| 1150 | Suburbicarian See of Ostia, Italy
Diocese of Velletri, Italy | United | Suburbicarian See of Ostia (-Velletri), Italy | United |
| 1150 | Cardinal Titular Church of Ostia (-Velletri) | United | ||
| 1152 | Diocese of Dublin, Ireland | Elevated | Archdiocese of Dublin, Ireland | Elevated |
| 1152 | Diocese of Cashel, Ireland | Elevated | Archdiocese of Cashel, Ireland | Elevated |
| 1152 | Diocese of Armagh, Ireland | Elevated | Archdiocese of Armagh, Ireland | Elevated |
| 1158 | Diocese of Derry, Ireland | Erected | ||
| 1168 | Diocese of Ciudad Rodrigo, Spain | Erected | ||
| 1168 | Diocese of Senj, Croatia | Erected | ||
| 1169 | Diocese of Lettere (Litterae), Italy | Name Changed | Diocese of Lettere-Gragnano, Italy | Name Changed |
| 1172 | Diocese of Albarracin, Spain | Erected | ||
| 1175 | Diocese of Alessandria (della Paglia), Italy | Erected | ||
| 1176 | Diocese of Monreale, Italy | Erected | ||
| 1179 | Diocese of San Marco, Italy | Erected | ||
| 1189 | Diocese of Plasencia, Spain | Erected | ||
| 1190 | Deutsch-Ordens-Priester | Founded | ||
| 1197 | Diocese of Belluno, Italy
Diocese of Feltre, Italy | United | Diocese of Belluno e Feltre, Italy | United |
| 1198 | Order of the Most Holy Trinity | Founded | ||
| 1204 | Diocese of Santorini {Thira}, Greece | Erected | ||
| 1206 | Territorial Prelature of Santa Lucia del Mela, Italy | Erected | ||
| 1209 | Order of Friars Minor Conventual | Founded | ||
| 1212 | Diocese of Zante, Greece | Erected | ||
| 1213 | Archdiocese of Candia, Greece | Erected | ||
| 1215 | Zakon Świętego Pawła Pierwszego Pustelnika | Founded | ||
| 1216 | Order of Friars Preachers | Approbation | ||
| 1218 | Order of Our Lady of Mercy | Founded | ||
| 1221 | Third Order Regular of St. Francis of Penance | Founded | ||
| 1223 | Order of Friars Minor Conventual | Approbation | ||
| 1235 | Order of Our Lady of Mercy | Approbation | ||
| 1243 | Diocese of Chelmno (Culma), Poland | Erected | ||
| 1244 | Order of St. Augustine | Founded | ||
| 1244 | Diocese of Antibes, France | Name Changed | Diocese of Grasse, France | Name Changed |
| 1248 | Territorial Prelature of Altamura, Italy | Erected | ||
| 1248 | Canons Regular of the Order of the Holy Cross | Approbation | ||
| 1251 | Diocese of Atri, Italy | Erected | ||
| 1255 | Diocese of Badajoz, Spain | Erected | ||
| 1275 | Diocese of Die, France
Diocese of Valence, France | United | Diocese of Valence and Die, France | United |
| 1308 | Zakon Świętego Pawła Pierwszego Pustelnika | Approbation | ||
| 1309 | Diocese of Rieti, Italy | Territory Lost | Diocese of Città Ducale, Italy | Erected |
| 1310 | Diocese of Corfù, Greece | Erected | ||
| 1321 | Diocese of Zytomir o Zytomierz, Ukraine | Erected | ||
| 1357 | Archeparchy of Cipro (Maronite), Cyprus | Erected | ||
| 1360 | Diocese of Bertinoro, Italy | Erected | ||
| 1361 | Diocese of Mrkan, Bosnia and Herzegovina | Erected | ||
| 1373 | Orden de San Jerónimo | Approbation | ||
| 1375 | Diocese of Chelm, Poland | Erected | ||
| 1391 | Diocese of Mrkan, Bosnia and Herzegovina
Diocese of Trebinje, Bosnia and Herzegovina | United | Diocese of Trebinje e Mrkan, Bosnia and Herzegovina | United |
| 1394 | Territorial Abbey of Santissima Trinità di Cava de’ Tirreni, Italy | Erected | ||
| 1400 | Diocese of Mykonos, Greece | Erected | ||
| 1417 | Diocese of Žemaitija, Lithuania | Erected | ||
| 1425 | Territorial Abbey of San Paolo fuori le Mura, Italy | Erected | ||
| 1433 | Diocese of Montecorvino, Italy
Diocese of Vulturara, Italy | United | Diocese of Vulturara e Montecorvino, Italy | United |
| 1435 | Minimi | Founded | ||
| 1447 | Diocese of Sarzana, Italy | Erected | ||
| 1452 | Diocese of Andria, Italy
Diocese of Montepeloso, Italy | United | Diocese of Andria-Montepeloso, Italy | United |
| 1460 | Diocese of Modruš, Croatia | Erected | ||
| 1460 | Diocese of Rossano, Italy | Elevated | Archdiocese of Rossano, Italy | Elevated |
| 1462 | Diocese of Belluno e Feltre, Italy | Split | Diocese of Belluno, Italy
Diocese of Feltre, Italy | Split |
| 1474 | Diocese of Litomysl, Czech Republic | Suppressed | Archdiocese of Praha {Prague}, Czech Republic | Territory Added |
| 1474 | Minimi | Approbation | ||
| 1477 | Cardinal Titular Church of S. Niccola fra le Immagini | Established | ||
| 1479 | Diocese of Andria-Montepeloso, Italy | Split | Diocese of Andria, Italy
Diocese of Montepeloso, Italy | Split |
| 1492 | Diocese of Almería, Spain | Erected | ||
| 1513 | Diocese of Bisaccia, Italy
Diocese of Sant’Angelo dei Lombardi, Italy | United | Diocese of Sant’Angelo dei Lombardi-Bisaccia, Italy | United |
| 1518 | Diocese of Baracoa (All Cuba), Cuba (Suffragan of Seville, Spain) | Erected | ||
| 1519 | Diocese of Puerto Rico (Porto Rico) (Windward Islands of the Lesser Antilles from Santa Cruz to Dominica) | Territory Added | ||
| 1522 | Diocese of Naxos, Greece | Elevated | Archdiocese of Naxos, Greece | Elevated |
| 1524 | Congregation of Clerics Regular | Founded | ||
| 1525 | Order of Friars Minor Capuchin | Founded | ||
| 1527 | Diocese of Concepción de la Vega, Dominican Republic | Suppressed | Diocese of Santiago de Cuba | Territory Added |
| 1527 | Archeparchy of Damas (Maronite), Syria | Erected | ||
| 1530 | Clerics Regular of St. Paul | Founded | ||
| 1533 | Clerics Regular of St. Paul | Approbation | ||
| 1534 | Orden de los Padres Somascos | Founded | ||
| 1544 | Cardinal Titular Church of S. Maria in Ara Coeli | Restored | ||
| 1551 | Diocese of Schleswig, Germany | Territory Added | ||
| 1553 | Eparchy of Diarbekir (Amida) (Chaldean), Turkey | Erected | ||
| 1553 | Eparchy of Mardin (Chaldean), Iraq | Erected | ||
| 1559 | Diocese of Ypres (Ieper), Belgium | Erected | ||
| 1561 | Diocese of Guatemala (Santiago de Guatemala), Guatemala | Territory Lost | Diocese of Comayagua, Honduras | Erected |
| 1563 | Diocese of Acci (Accia), France
Diocese of Mariana, France | United | Diocese of Acci and Mariana, France | United |
| 1567 | Diocese of Thérouanne, France | Name Changed | Diocese of Boulogne, France | Name Changed |
| 1567 | Prefecture Apostolic of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany | Erected | ||
| 1570 | Diocese of Ortona, Italy | Erected | ||
| 1575 | Confederation of Oratorians of St. Philip Neri | Founded | ||
| 1577 | Archeparchy of Beirut {Bairut} (Maronite), Lebanon | Erected | ||
| 1579 | Archdiocese of York, England, Great Britain | Territory Added | ||
| 1582 | Order of the Ministers of the Sick | Founded | ||
| 1584 | Diocese of Lincoln, England, Great Britain | Territory Added | ||
| 1586 | Order of the Ministers of the Sick | Approbation | ||
| 1587 | Cardinal Titular Church of S. Simeone Profeta | Territory Added | ||
| 1588 | Order of Augustinian Recollects | Founded | ||
| 1588 | Diocese of Macau, China | Territory Lost | Diocese of Funay (Funai), Japan | Erected |
| 1596 | Diocese of Angola e Congo, Angola | Erected | ||
| 1598 | Diocese of Brandenburg, Germany | Territory Added | ||
| 1598 | Diocese of Lebus, Germany | Territory Added | ||
| 1599 | Diocese of Cochin, India | Territory Lost | Archdiocese of Angamalé, India | Erected |
| 1600 | Archdiocese of Angamalé, India | Name Changed | Archdiocese of Cranganore, India | Name Changed |
| 1600 | Cardinal Titular Church of S. Cesareo in Palatio | Established | ||
| 1600 | Diocese of Ortona, Italy | Territory Lost | Diocese of Campli, Italy | Erected |
| 1601 | Congregation for Consultations of Regulars, Roman Curia | United | Congregation for Consultations of Bishops and Other Prelates, Roman Curia | United |
| 1610 | Agostiniani Scalzi | Approbation | ||
| 1612 | Confederation of Oratorians of St. Philip Neri | Approbation | ||
| 1617 | Order of the Pious Schools | Founded | ||
| 1622 | Vicariate Apostolic of England, Great Britain | Erected | ||
| 1622 | Archdiocese of Magdeburg, Germany | Territory Added | ||
| 1627 | Cardinal Titular Church of S. Carlo ai Catinari | Territory Added | ||
| 1628 | Mission "Sui Iuris" of Siria e Cilicia, Syria | Erected | ||
| 1630 | Archeparchy of Lviv (Armenian), Ukraine | Erected | ||
| 1630 | Diocese of Modruš, Croatia
Diocese of Senj, Croatia | United | Diocese of Senj (-Modruš), Croatia | United |
| 1633 | Archdiocese of Damas (Syrian), Syria | Erected | ||
| 1636 | Diocese of Smoleńsk, Poland | Erected | ||
| 1637 | Archdiocese of Goa, India | Territory Lost | Vicariate Apostolic of Idalcan / Deccan / Bijapur, India | Erected |
| 1642 | Society of Priests of St. Sulpice | Founded | ||
| 1642 | Diocese of São Tomé of Meliapore, India | Territory Lost | Vicariate Apostolic of Fort Saint George, India | Erected |
| 1648 | Diocese of Maillezais, France | Territory Added | ||
| 1648 | Archdiocese of Bremen(-Hamberg), Germany | Territory Added | ||
| 1648 | Diocese of Halberstadt, Germany | Territory Added | ||
| 1648 | Diocese of Lübeck, Germany | Territory Added | ||
| 1648 | Diocese of Minden, Germany | Territory Added | ||
| 1648 | Diocese of Ratzeburg, Germany | Territory Added | ||
| 1648 | Diocese of Schwerin, Germany | Territory Added | ||
| 1648 | Diocese of Verden, Germany | Territory Added | ||
| 1650 | Diocese of Amida (Diarbekir) (Armenian), Turkey | Erected | ||
| 1651 | Prefecture Apostolic of French Guiana-Cayenne, French Guyana, Antilles | Erected | ||
| 1656 | Archdiocese of Dardania, Macedonia | Name Changed | Archdiocese of Skopje, Macedonia | Name Changed |
| 1656 | Diocese of Naumburg, Germany | Territory Added | ||
| 1659 | Diocese of Macau, China | Territory Lost | Vicariate Apostolic of Cochin {Cocincina}, Viêt Nam | Erected |
| 1659 | Diocese of Cochin, India | Territory Lost | Vicariate Apostolic of Malabar, India | Erected |
| 1659 | Diocese of Macau, China | Territory Lost | Vicariate Apostolic of Tonking, Viêt Nam | Erected |
| 1660 | La Société des Missions Etrangères | Founded | ||
| 1662 | Vicariate Apostolic of Siam, Thailand | Erected | ||
| 1662 | Diocese of Merseburg, Germany | Territory Added | ||
| 1669 | Vicariate Apostolic of Nordic Missions, Germany (territory of Halberstadt and Verden) | Territory Added | ||
| 1669 | Vicariate Apostolic of Idalcan / Deccan / Bijapur, India | Name Changed | Vicariate Apostolic of Great Moghul (Mughals), India | Name Changed |
| 1670 | Vicariate Apostolic of Nordic Missions, Germany (territory of Provinces of Bremen and Magdeburg) | Territory Added | ||
| 1671 | Eparchy of Baalbek (Maronite), Lebanon | Erected | ||
| 1673 | Congregation of Marian Fathers | Founded | ||
| 1677 | Eparchy of Lviv (Ukrainian), Ukraine | Erected | ||
| 1678 | Diocese of Kildare, Ireland
Diocese of Leighlin, Ireland | United | Diocese of Kildare and Leighlin, Ireland | United |
| 1678 | Archdiocese of Homs (-Hama-Nabk) (Syrian), Syria | Erected | ||
| 1678 | Diocese of Valence and Die, France | Split | Diocese of Die, France
Diocese of Valence, France | Split |
| 1680 | Vicariate Apostolic of Se-Ciuen, China | Erected | ||
| 1683 | Eparchy of Saïda (Melkite), Lebanon | Erected | ||
| 1683 | Archdiocese of Tyr (Melkite), Lebanon | Erected | ||
| 1684 | Arrouhbaniat Albassiliat Almoukhalissiat | Founded | ||
| 1687 | Archdiocese of Bosra (Melkite), Syria | Erected | ||
| 1687 | Mission "Sui Iuris" of Upper Egypt, Egypt | Erected | ||
| 1690 | Vicariate Apostolic of Peking [Beijing], China | Erected | ||
| 1694 | Diocese of Nimes, France | Territory Lost | Diocese of Alès (Alais), France | Erected |
| 1697 | Ordre Basilien Alepin | Founded | ||
| 1697 | Ordre Basilien Choueirite | Founded | ||
| 1699 | Congregation of Marian Fathers | Approbation | ||
| 1701 | Eparchy of Baalbek (Melkite), Lebanon | Erected | ||
| 1701 | Congregazione Mechitarista di Venezia | Founded | ||
| 1701 | Pontifical Ecclesiastical Academy, Roman Curia | Erected | ||
| 1703 | Congregation of the Holy Spirit | Founded | ||
| 1705 | Missionaries of the Company of Mary | Founded | ||
| 1708 | Archdiocese of Mardin (Armenian), Iraq | Erected | ||
| 1709 | Diocese of Salmas {Shahpour} (Chaldean), Iran | Erected | ||
| 1709 | Vicariate Apostolic of Malabar, India | Name Changed | Vicariate Apostolic of Verapoly, India | Name Changed |
| 1710 | Eparchy of Alep (Armenian), Syria | Erected | ||
| 1712 | Diocese of Malacca, Singapore | Territory Lost | Prefecture Apostolic of Islands of the Indian Ocean, Réunion | Erected |
| 1718 | Archdiocese of Cashel, Ireland | United | Archdiocese of Cashel (-Emly), Ireland | United |
| 1720 | Congregation of the Passion | Founded | ||
| 1724 | Diocese of Zahleh e Furzol (Melkite), Lebanon ((in Furzol)) | Erected | ||
| 1732 | Congregation of the Most Holy Redeemer | Founded | ||
| 1741 | Congregation of the Passion | Approbation | ||
| 1741 | Vicariate Apostolic of Ava e Pegù, Myanmar | Erected | ||
| 1742 | Diocese of Saint-Claude, France | Erected | ||
| 1743 | Vicariate Apostolic of Nordic Missions, Germany | Territory Lost | Vicariate Apostolic of Saxonia (Saxony), Germany | Erected |
| 1749 | Congregation of the Most Holy Redeemer | Approbation | ||
| 1749 | Institut du Clergé Patriarcal de Bzommar | Founded | ||
| 1752 | Prefecture Apostolic of Curaçao, Netherlands Antilles, Antilles | Erected | ||
| 1753 | Eparchy of Akka (Melkite), Israel | Erected | ||
| 1758 | Vicariate Apostolic of Sofia e Plovdiv, Bulgaria | Erected | ||
| 1763 | Prefecture Apostolic of Iles Saint-Pierre et Miquelon | Erected | ||
| 1763 | Diocese of Funchal, Portugal | Territory Lost | Prefecture Apostolic of Sénégal | Erected |
| 1774 | Diocese of Zahleh e Furzol (Melkite), Lebanon ((to Zahleh)) | See Transferred | ||
| 1777 | Diocese of Saint-Dié, France | Erected | ||
| 1783 | Apostolic Administration of Mozambico, Mozambique | Elevated | Territorial Prelature of Mozambico, Mozambique | Elevated |
| 1783 | Diocese of Smoleńsk, Poland | Territory Added | ||
| 1785 | Diocese of Amadiyah (Chaldean), Iraq | Erected | ||
| 1787 | Diocese of Pedena, Austria | Suppressed | Diocese of Trieste, Italy | Territory Added |
| 1789 | Diocese of Nicopoli, Bulgaria | Erected | ||
| 1789 | Archdiocese of Kerkuk (Chaldean), Iraq | Erected | ||
| 1790 | Archdiocese of Alep (Melkite), Syria (became a Metropolitan) | Elevated | ||
| 1790 | Archeparchy of Mossul (Syrian), Iraq | Erected | ||
| 1792 | Diocese of Paderborn, Germany | Territory Lost | Diocese of Corvey, Germany | Erected |
| 1793 | Secretariat of State, Roman Curia | Erected | ||
| 1793 | Congregation for Extraordinary Ecclesiastical Affairs, Roman Curia | Erected | ||
| 1799 | Diocese of Wigry, Poland | Erected | ||
| 1800 | Congregation of the Sacred Hearts of Jesus and Mary | Founded | ||
| 1801 | Diocese of Ypres (Ieper), Belgium | Territory Added | ||
| 1807 | Nunciature to Brazil | Erected | ||
| 1816 | Vicariate Apostolic of Gibraltar, Gibraltar | Erected | ||
| 1817 | Eparchy of Beirut {Bairut} (Syrian), Lebanon | Erected | ||
| 1818 | Prefecture Apostolic of Islands of the Indian Ocean, Réunion | Elevated | Prefecture Apostolic of Bourbon, Réunion | Elevated |
| 1818 | Diocese of Wigry, Poland | Territory Added | ||
| 1818 | Diocese of Vulturara e Montecorvino, Italy | Suppressed | Diocese of Lucera, Italy | Territory Added |
| 1818 | Diocese of Minori, Italy | Suppressed | Archdiocese of Amalfi, Italy | Territory Added |
| 1818 | Diocese of Minervino Murge, Italy | Suppressed | Diocese of Andria, Italy | Territory Added |
| 1818 | Diocese of Mottola, Italy | Suppressed | Diocese of Castellaneta, Italy | Territory Added |
| 1818 | Diocese of Massa Lubrense, Italy | Suppressed | Archdiocese of Sorrento, Italy | Territory Added |
| 1818 | Diocese of Martirano (Martoranum), Italy | Suppressed | Diocese of Nicastro, Italy | Territory Added |
| 1818 | Diocese of Montemarano, Italy | Suppressed | Diocese of Nusco, Italy | Territory Added |
| 1818 | Diocese of Monteverde, Italy | Suppressed | Diocese of Sant’Angelo dei Lombardi-Bisaccia, Italy | Territory Added |
| 1818 | Diocese of Scala, Italy | Suppressed | Archdiocese of Amalfi, Italy | Territory Added |
| 1818 | Diocese of Acerra (Cerenthia, Acerrae), Italy | Suppressed | Diocese of Sant’Agata de’ Goti, Italy | Territory Added |
| 1818 | Diocese of Belcastro, Italy | Suppressed | Archdiocese of Santa Severina, Italy | Territory Added |
| 1818 | Diocese of Campli, Italy | Suppressed | Diocese of Teramo, Italy | Territory Added |
| 1818 | Diocese of Castro di Puglia, Italy | Suppressed | Archdiocese of Otranto, Italy | Territory Added |
| 1818 | Diocese of Carinola (Calina), Italy | Suppressed | Diocese of Sessa Aurunca, Italy | Territory Added |
| 1818 | Diocese of Cerenzia, Italy | Suppressed | Archdiocese of Santa Severina, Italy | Territory Added |
| 1818 | Diocese of Città Ducale, Italy | Suppressed | Diocese of L’Aquila, Italy | Territory Added |
| 1818 | Diocese of Fondi (Fundi), Italy | Suppressed | Diocese of Gaeta, Italy | Territory Added |
| 1818 | Diocese of Guardialfiera (Guardia), Italy | Suppressed | Diocese of Termoli, Italy | Territory Added |
| 1818 | Diocese of Isola, Italy | Suppressed | Archdiocese of Santa Severina, Italy | Territory Added |
| 1818 | Diocese of Lettere-Gragnano, Italy | Suppressed | Diocese of Castellammare di Stabia, Italy | Territory Added |
| 1818 | Diocese of Polignano (Polinianum), Italy | Suppressed | Diocese of Monopoli, Italy | Territory Added |
| 1818 | Diocese of Strongoli, Italy | Suppressed | Archdiocese of Santa Severina, Italy | Territory Added |
| 1818 | Diocese of Vico Equense, Italy | Suppressed | Archdiocese of Sorrento, Italy | Territory Added |
| 1818 | Diocese of Umbriatico (Umbriaticum), Italy | Suppressed | Archdiocese of Santa Severina, Italy | Territory Added |
| 1818 | Diocese of Torcello (Turris), Italy | Suppressed | Archdiocese of Venezia {Venice}, Italy | Territory Added |
| 1819 | Prefecture Apostolic of West Indies, Antilles | Erected | ||
| 1820 | Vicariate Apostolic of Great Moghul (Mughals), India | Name Changed | Vicariate Apostolic of Bombay, India | Name Changed |
| 1820 | Mission "Sui Iuris" of Hindustan, India | Elevated | Vicariate Apostolic of Tibet-Hindustan, India | Elevated |
| 1821 | Diocese of Auxerre, France | Territory Added | ||
| 1822 | Congregation of St. Basil | Founded | ||
| 1826 | Diocese of Córdoba (Tucumán), Argentina | Territory Lost | Vicariate Apostolic of San Juan de Cuyo, Argentina | Erected |
| 1828 | Fils de Marie Immaculée | Founded | ||
| 1828 | Institute of Charity | Founded | ||
| 1830 | Diocese of Buenos Aires, Argentina | Territory Lost | Vicariate Apostolic of Montevideo, Uruguay | Erected |
| 1832 | Vicariate Apostolic of Fort Saint George, India | Name Changed | Vicariate Apostolic of Madras, India | Name Changed |
| 1834 | Vicariate Apostolic of New Holland and Van Diemen’s Land, Australia | Erected | ||
| 1834 | Archdiocese of Lanciano, Italy
Diocese of Ortona, Italy | United | Archdiocese of Lanciano (e Ortona), Italy | United |
| 1834 | Nunciature to Greece | Erected | ||
| 1834 | Diocese of São Tomé of Meliapore, India | Territory Lost | Vicariate Apostolic of Bengal, India | Erected |
| 1834 | Vicariate Apostolic of Anhalt, Germany | Erected | ||
| 1835 | Vicariate Apostolic of Western Oceania | Erected | ||
| 1837 | Congregation of Holy Cross | Founded | ||
| 1838 | Archeparchy of Tyr (Maronite), Lebanon | Erected | ||
| 1838 | Archdiocese of Cranganore, India | Suppressed | Vicariate Apostolic of Verapoly, India | Territory Added |
| 1838 | Vicariate Apostolic of Shansi {Scian-Si} (Chan-Si), China | Split | ||
| 1839 | Diocese of Linares o Nueva León, Nuevo León, México | Territory Lost | Prefecture Apostolic of Texas, USA | Erected |
| 1839 | Prefecture Apostolic of Abyssinia, Ethiopia | Erected | ||
| 1840 | Vicariate Apostolic of Northern District, England, Great Britain | Territory Lost | Vicariate Apostolic of Lancashire District, England, Great Britain | Erected |
| 1840 | Vicariate Apostolic of Northern District, England, Great Britain | Territory Lost | Vicariate Apostolic of Yorkshire District, England, Great Britain | Erected |
| 1840 | Vicariate Apostolic of Midland District, England, Great Britain | Territory Lost | Vicariate Apostolic of Eastern District, England, Great Britain | Erected |
| 1840 | Vicariate Apostolic of Midland District, England, Great Britain | Name Changed | Vicariate Apostolic of Central District, England, Great Britain | Name Changed |
| 1840 | Vicariate Apostolic of Western District, England, Great Britain | Territory Lost | Vicariate Apostolic of Wales District, Wales, Great Britain | Erected |
| 1840 | Priestly Society of St. Joseph Benedict Cottolengo | Founded | ||
| 1840 | Vicariate Apostolic of Mongolia, China | Erected | ||
| 1841 | Prefecture Apostolic of Bourbon, Réunion | Territory Lost | Prefecture Apostolic of Madagascar, Madagascar | Erected |
| 1842 | Vicariate Apostolic of Western Oceania | Territory Lost | Vicariate Apostolic of New Zealand | Erected |
| 1842 | Diocese of Marasc (Armenian), Turkey | Erected | ||
| 1843 | Vicariate Apostolic of Tunis, Tunisia | Erected | ||
| 1843 | Society of Saint Edmund | Founded | ||
| 1843 | Vicariate Apostolic of Northern Honan {Ho-Nan Settentrionale}, China | Erected | ||
| 1844 | Vicariate Apostolic of Western Oceania | Territory Lost | Vicariate Apostolic of Melanesia, Pacific (Oceania) | Erected |
| 1844 | Vicariate Apostolic of Western Oceania | Territory Lost | Vicariate Apostolic of Micronesia, Pacific (Oceania) | Erected |
| 1845 | Archdiocese of Sydney, Australia | Territory Lost | Vicariate Apostolic of Essington, Australia | Erected |
| 1845 | Diocese of Adelaide, Australia
Archdiocese of Sydney, Australia | Territory Lost | Vicariate Apostolic of King George Sounde - The Sound, Australia | Erected |
| 1845 | Augustinians of the Assumption | Founded | ||
| 1845 | Religieux de Saint Vincent de Paul | Founded | ||
| 1845 | Vicariate Apostolic of Kiam-Si {Kiangsi}, China | Erected | ||
| 1846 | Prefecture Apostolic of Two Guineas and Senegambia {Guinea Superiore e Inferiore e di Sierra Leone}, Gabon | Elevated | Vicariate Apostolic of Two Guineas and Senegambia {Guinea Superiore e Inferiore e di Sierra Leone}, Gabon | Elevated |
| 1846 | Vicariate Apostolic of Tibet-Hindustan, India | Name Changed | Vicariate Apostolic of Agra, India | Name Changed |
| 1847 | Vicariate Apostolic of King George Sounde - The Sound, Australia | Suppressed | Diocese of Adelaide, Australia
Diocese of Perth, Australia | Territory Added |
| 1847 | Prefecture Apostolic of Abyssinia, Ethiopia | Elevated | Vicariate Apostolic of Abyssinia, Ethiopia | Elevated |
| 1848 | Vicariate Apostolic of Sandwich Islands, Hawaii, USA | Name Changed | Vicariate Apostolic of Hawaiian Islands, USA | Name Changed |
| 1848 | Prefecture Apostolic of Madagascar, Madagascar | Elevated | Vicariate Apostolic of Madagascar, Madagascar | Elevated |
| 1850 | Diocese of Durango, Durango, México | Territory Lost | Vicariate Apostolic of New Mexico, USA | Erected |
| 1850 | Diocese of Zaku (Chaldean), Iraq | Erected | ||
| 1850 | Diocese of Trabzon (Armenian), Turkey | Erected | ||
| 1850 | Vicariate Apostolic of Bengal, India | Territory Lost | Vicariate Apostolic of Eastern Bengal, India | Erected |
| 1850 | Vicariate Apostolic of Bengal, India | Name Changed | Vicariate Apostolic of Western Bengal, India | Name Changed |
| 1850 | Diocese of Ancira (Angora) (Armenian), Turkey | Restored | ||
| 1850 | Vicariate Apostolic of Vizagapatam, India | Erected | ||
| 1850 | Diocese of Cesarea di Cappadocia (Armenian), Turkey | Erected | ||
| 1851 | Vicariate Apostolic of Madras, India | Territory Lost | Vicariate Apostolic of Hyderabad, India | Erected |
| 1852 | Diocese of Port-Louis, Mauritius | Territory Lost | Prefecture Apostolic of Seychelles | Erected |
| 1852 | Missionaries of Our Lady of LaSalette | Founded | ||
| 1852 | Diocese of Gazireh (Gezira) (Chaldean), Turkey | Erected | ||
| 1853 | Archdiocese of Sehna (Chaldean), Iran | Erected | ||
| 1855 | Carmelites of Mary Immaculate | Founded | ||
| 1855 | Diocese of Sant’Agata de’ Goti, Italy | Territory Lost | Diocese of Acerra, Italy | Erected |
| 1856 | Congregation of the Blessed Sacrament | Founded | ||
| 1857 | Vicariate Apostolic of Indian Territory East of the Rocky Mountains, USA | Name Changed | Vicariate Apostolic of Kansas, USA | Name Changed |
| 1858 | Diocese of Seert (Chaldean), Turkey | Erected | ||
| 1859 | Salesians of Saint John Bosco | Founded | ||
| 1859 | Diocese of Leoben, Austria | Suppressed | Diocese of Seckau, Austria | Territory Added |
| 1862 | Congregation of the Immaculate Heart of Mary | Founded | ||
| 1863 | Diocese of Gazireh (Gezira) (Syrian), Turkey | Erected | ||
| 1867 | Congregation of St. Basil | Approbation | ||
| 1868 | Diocese of Santa Fe, New Mexico, USA | Territory Lost | Vicariate Apostolic of Arizona, USA | Erected |
| 1868 | Diocese of Santa Fe, New Mexico, USA | Territory Lost | Vicariate Apostolic of Colorado and Utah, USA | Erected |
| 1868 | Prefecture Apostolic of Sahara and Sudan | Erected | ||
| 1868 | Nunciature to Turkey | Erected | ||
| 1868 | Missionaries of Africa (White Fathers) | Founded | ||
| 1870 | Vicariate Apostolic of Colorado and Utah, USA | Name Changed | Vicariate Apostolic of Colorado, USA | Name Changed |
| 1870 | Vicariate Apostolic of Western Bengal, India | Territory Lost | Prefecture Apostolic of Central Bengal, India | Erected |
| 1871 | Oblates of St. Francis de Sales | Founded | ||
| 1874 | Salesians of Saint John Bosco | Approbation | ||
| 1877 | Diocese of Brisbane, Australia | Territory Lost | Vicariate Apostolic of Queensland, Australia | Erected |
| 1878 | Oblates of St. Joseph | Founded | ||
| 1880 | Diocese of Arequipa, Peru | Territory Lost | Vicariate Apostolic of Tarapacá, Chile | Erected |
| 1880 | Vicariate Apostolic of Nyanza, Uganda | Name Changed | ||
| 1880 | Prefecture Apostolic of Seychelles | Elevated | Vicariate Apostolic of Seychelles | Elevated |
| 1880 | Vicariate Apostolic of Punjab, India | Erected | ||
| 1881 | Mission "Sui Iuris" of Antofagasta, Chile | Erected | ||
| 1881 | Archdiocese of Bosra (Melkite), Syria | Name Changed | Archdiocese of Bosra e Hauran (Melkite), Syria | Name Changed |
| 1881 | Nunciature to India | Erected | ||
| 1883 | Vicariate Apostolic of Nyanza, Uganda | Name Changed | Vicariate Apostolic of Victoria-Nyanza, Uganda | Name Changed |
| 1884 | Vicariate Apostolic of Northern Patagonia {Patagonia Settentrionale}, Argentina | Erected | ||
| 1885 | Eparchy of Iskanderiya {Alexandria} (Armenian), Egypt | Erected | ||
| 1887 | Archdiocese of San Francisco, California, USA | Territory Lost | Vicariate Apostolic of Utah, USA | Erected |
| 1887 | Mission "Sui Iuris" of Antofagasta, Chile | Elevated | Vicariate Apostolic of Antofagasta, Chile | Elevated |
| 1887 | Congregation of the Missionaries of St. Charles | Founded | ||
| 1887 | Diocese of Eastern Bengal, India | Name Changed | Diocese of Dacca, Bangladesh | Name Changed |
| 1887 | Diocese of Central Bengal, India | Name Changed | Diocese of Krishnagar, India | Name Changed |
| 1887 | Missionary Servants of the Poor | Founded | ||
| 1891 | Vicariate Apostolic of Arizona, USA (El Paso County in Texas) | Territory Lost | Diocese of Dallas, Texas, USA | Territory Added |
| 1891 | Prefecture Apostolic of Sahara and Sudan | Elevated | Vicariate Apostolic of Sahara and Sudan | Elevated |
| 1892 | Diocese of Dallas, Texas, USA (Counties of El Paso, Hudspeth, and Culberson) | Territory Added | ||
| 1892 | St. Joseph’s Society of the Sacred Heart | Founded | ||
| 1892 | Prefecture Apostolic of Bettiah, India | Erected | ||
| 1894 | Vicariate Apostolic of Southern Victoria Nyanza {Victoria-Nyanza Meridionale}, Tanzania | Erected | ||
| 1895 | Diocese of Newport and Menevia, Wales, Great Britain
Diocese of Shrewsbury, England, Great Britain | Territory Lost | Vicariate Apostolic of Wales, Wales, Great Britain | Erected |
| 1895 | Diocese of Newport and Menevia, Wales, Great Britain | Name Changed | Diocese of Newport, Wales, Great Britain | Name Changed |
| 1895 | Congregation of Missionaries of the Holy Family | Founded | ||
| 1896 | Diocese of Buffalo, New York, USA | Territory Lost | Diocese of Rochester, New York, USA (Counties of Steuben, Schuyler, Chemung, and Tioga) | Territory Added |
| 1898 | Vicariate Apostolic of Madagascar, Madagascar | Name Changed | Vicariate Apostolic of Central Madagascar {Madagascar Centrale}, Madagascar | Name Changed |
| 1898 | Prefecture Apostolic of Uélé / Wellé, Congo (Dem. Rep.) | Erected | ||
| 1898 | Xaverian Missionary Fathers | Founded | ||
| 1898 | Mission "Sui Iuris" of I-li o Kul-Dia, China | Erected | ||
| 1899 | Territorial Abbey of Monte Oliveto Maggiore, Italy | Erected | ||
| 1899 | Instituto Español de San Francisco Javier para Misiones Extranjeras | Founded | ||
| 1899 | Nunciature to Canada | Erected | ||
| 1900 | Mission "Sui Iuris" of Lunda, Angola | Erected | ||
| 1900 | Missionary Society of St. Paul | Founded | ||
| 1901 | Diocese of Panamá (from Bogotá (Columbia) to Cartagena) | Metropolitan Changed | ||
| 1901 | Consolata Missionaries | Founded | ||
| 1902 | Nunciature to Philippines | Erected | ||
| 1902 | Nunciature to Brazil (Internuncio to Nuncio) | Elevated | ||
| 1903 | Sons of Divine Providence | Founded | ||
| 1904 | Nunciature to México | Erected | ||
| 1906 | Mission "Sui Iuris" of Cunène, Angola | Erected | ||
| 1907 | Poveri Servi della Divina Provvidenza | Founded | ||
| 1908 | Mission "Sui Iuris" of Temuco, Chile | Erected | ||
| 1908 | Congregation for Universal Inquisition, Roman Curia | Name Changed | Congregation of the Holy Office, Roman Curia | Name Changed |
| 1908 | Roman Rota, Roman Curia | Erected | ||
| 1908 | Congregation for Consultations of Bishops and Other Prelates, Roman Curia | Name Changed | Congregation of the Affairs of Religious, Roman Curia | Name Changed |
| 1908 | St. Joseph’s Missionary Society of Mill Hill | Approbation | ||
| 1909 | Congregation of Mariannhill Missionaries | Founded | ||
| 1909 | Oblates of St. Joseph | Approbation | ||
| 1911 | Catholic Foreign Mission Society of America | Founded | ||
| 1913 | Mission "Sui Iuris" of Talca, Chile | Erected | ||
| 1915 | Archdiocese of Medellín, Colombia | Erected | ||
| 1916 | Diocese of Concepción, Chile | Territory Lost | Mission "Sui Iuris" of Chillán, Chile | Erected |
| 1917 | Missionary Society of St. Columban | Founded | ||
| 1918 | Vicariate Apostolic of Kimberley in Orange, South Africa | Name Changed | Vicariate Apostolic of Kimberley in South Africa {nell’Africa Meridionale}, South Africa | Name Changed |
| 1918 | Scarboro Foreign Mission Society | Founded | ||
| 1918 | Prefecture Apostolic of Bettiah, India | Territo | ||