| Date | From | To | ||
|---|---|---|---|---|
| unknown | Titular See of Valpuesta | Suppressed | ||
| Jan | Diocese of Pangkal-Pinang, Indonesia | Name Changed | Diocese of Pangkalpinang, Indonesia | Name Changed |
| 19 Jan | Pontifical Commission “Ecclesia Dei”, Roman Curia | Suppressed | Congregation for the Doctrine of the Faith, Roman Curia | Territory Added |
| 3 Apr | Territorial Prelature of Ayaviri, Peru (Alto Inambari, Cuyocuyo, Patambuco, Quiaca, San Juan del Oro, San Pedro de Putinapunco, Sandia, and Yanahuaya (Sandia province))
Territorial Prelature of Juli, Peru (Huancané, Cojata, Inchupalla, Pusi, Rosaspata, Vilque Chico, and Taraco (Huancané province)) | Territory Lost | Territorial Prelature of Santiago Apóstol de Huancané, Peru (Conima, Huayrapata, Moho, and Tilali (Moho province); and Ananea, Quilcapuncu, and Sina (province of San Antonio de Putina)) | Erected |
| 30 May | Vicariate Apostolic of San Vicente del Caguán, Colombia | Elevated | Diocese of San Vicente del Caguán, Colombia | Elevated |
| 1 Jun | Apostolic Administration of Kazakhstan and Central Asia, Faithful of Byzantine Rite (Byzantine) | Erected | ||
| 28 Jun | Archeparchy of Mossul (Syrian), Iraq | Territory Lost | Archeparchy of Adiabene (Syrian), Iraq | Erected |
| 10 Jul | Territorial Prelature of Cristalândia, Goias, Brazil (Boundaries adjusted)
Diocese of Miracema do Tocantins, Brazil (Boundaries adjusted) | Territory Added | ||
| 10 Jul | Territorial Prelature of Cristalândia, Goias, Brazil | Elevated | Diocese of Cristalândia, Goias, Brazil (Araguaçu, Caseara, Chapada de Areia, Cristalândia, Divinópolis, Dorilândia, Dueré, Formoso do Araguaia, Lagoa da Confusão, Marianópolis, Monte Santo do Tocantins, Nova Roslândia, Paraíso do Tocantins, Pium, Pugmil, and Sandolândia (all in Tocantini) and B) | Elevated |
| 11 Jul | Apostolic Exarchate of Italy, Faithful of the Ukrainian Catholic Church (Ukrainian) | Erected | ||
| 13 Jul | Diocese of Florencia, Colombia | Elevated | Archdiocese of Florencia, Colombia | Elevated |
| 13 Jul | Diocese of Mocoa-Sibundoy, Colombia (from Popayan to Florencia) | Metropolitan Changed | ||
| 13 Jul | Diocese of San Vicente del Caguán, Colombia (from Ibagué to Florencia) | Metropolitan Changed | ||
| 11 Sep | Diocese of Díli, Timor-Leste | Elevated | Archdiocese of Díli, Timor-Leste | Elevated |
| 11 Sep | Diocese of Baucau, Timor-Leste (from Immediately Subject to Dili) | Metropolitan Changed | ||
| 11 Sep | Diocese of Maliana, Timor-Leste (from Immediately Subject to Dili) | Metropolitan Changed | ||
| 28 Sep | Diocese of Toluca, México, México | Elevated | Archdiocese of Toluca, México, México | Elevated |
| 28 Sep | Diocese of Atlacomulco, México, México (from Mexico to Toluca)
Diocese of Cuernavaca, Morelos, México (from Mexico to Toluca) Diocese of Tenancingo, México, México (from Mexico to Toluca) | Metropolitan Changed | ||
| 28 Sep | Archdiocese of México, Federal District (Iztapalapa) | Territory Lost | Diocese of Iztapalapa, México, México | Erected |
| 28 Sep | Archdiocese of México, Federal District (Azcapotzalco and part of Gustavo A. Madero) | Territory Lost | Diocese of Azcapotzalco, México, México | Erected |
| 28 Sep | Archdiocese of México, Federal District (Alcaldía de Xochimilco, Alcaldía de Tláhuac, and Alcaldía de Milpa Alta) | Territory Lost | Diocese of Xochimilco, México, México | Erected |
| 4 Oct | Archdiocese of Mercedes-Luján, Argentina (Became a Metropolitan) | Elevated | ||
| 4 Oct | Diocese of Merlo-Moreno, Argentina (from Buenos Aires to Mercedes-Luján) | Metropolitan Changed | ||
| 4 Oct | Diocese of Nueve de Julio, Argentina (from La Plata to Mercedes-Luján)
Diocese of Zárate-Campana, Argentina (from La Plata to Mercedes-Luján) | Metropolitan Changed | ||
| 5 Oct | Cardinal Titular Church of Sant’Egidio in Trastevere | Established | ||
| 11 Oct | Apostolic Exarchate of Sofia (Bulgarian), Bulgaria | Elevated | Eparchy of Saint John XXIII of Sofia (Bulgarian), Bulgaria | Elevated |
| 28 Oct | Vatican Secret Archive, Roman Curia | Name Changed | Vatican Apostolic Archive, Roman Curia | Name Changed |
| 6 Nov | Territorial Prelature of Xingu, Para, Brazil | Territory Lost | Diocese of Xingu-Altamira, Para, Brazil (Altamira, Vitória do Xingu, Senador José Porfírio, Porto de Moz, Gurupá, Anapu, Brasil Novo, Medicilândia, Uruará, and Placas) | Erected |
| 6 Nov | Diocese of Marabá, Para, Brazil (Água Azul do Norte)
Territorial Prelature of Xingu, Para, Brazil | Territory Lost | Territorial Prelature of Alto Xingu-Tucumã, Para, Brazil (Tucumã, São Félix do Xingu, Ourilândia do Norte, Bannach, and Cumaru do Norte) | Erected |
| 6 Nov | Diocese of Santarém, Para, Brazil | Elevated | Archdiocese of Santarém, Para, Brazil | Elevated |
| 6 Nov | Territorial Prelature of Itaituba, Para, Brazil (from Belém do Pará to Santarém)
Diocese of Óbidos, Para, Brazil (from Belém do Pará to Santarém) | Metropolitan Changed | ||
| 23 Nov | Apostolic Exarchate of Saint Ephrem of Khadki (Syro-Malankara), India | Elevated | Eparchy of Saint Ephrem of Khadki (Syro-Malankara), India | Elevated |
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