| Date | Age | Event | Bishop | Title | Current Title |
| 3 May | 56.3 | Ordained Bishop | Joseph Kariyil | Bishop of Punalur, India | Bishop of Cochin, India |
| 4 May | 47.4 | Ordained Bishop | Marco Antonio Cortez Lara | Coadjutor Bishop of Tacna y Moquegua, Peru | Bishop |
| 66.1 | Died | Youhanna Fouad El-Hage † | Archbishop of Tripoli del Libano {Tarabulus} (Maronite) |
| 76.1 | Retired | José Lambert Filho, C.S.S. † | Archbishop of Sorocaba, Sao Paulo, Brazil | Archbishop Emeritus |
| 63.9 | Appointed | Eduardo Benes de Sales Rodrigues | Archbishop of Sorocaba, Sao Paulo, Brazil |
| 6 May | 49.2 | Ordained Bishop | Bejoy Nicephorus D’Cruze, O.M.I. | Bishop of Khulna, Bangladesh | Bishop of Sylhet, Bangladesh |
| 46.3 | Ordained Bishop | Eduardo Pinheiro da Silva, S.D.B. | Titular Bishop of Gisipa | Auxiliary Bishop of Campo Grande, Mato Grosso do Sul, Brazil |
| 7 May | 61.2 | Appointed | Manuel Hilario de Céspedes y García Menocal | Bishop of Matanzas, Cuba |
| 63.4 | Ordained Bishop | Luigi Negri | Bishop of San Marino-Montefeltro, Italy | Archbishop of Ferrara-Comacchio, Italy |
| 59.0 | Appointed | Luigi Pezzuto | Apostolic Nuncio to Belize, Antilles | Apostolic Nuncio to Bosnia-Herzegovina |
| 8 May | 66.8 | Installed | José María Pinheiro | Bishop of Bragança Paulista, Sao Paulo, Brazil | Bishop Emeritus |
| 10 May | 75.3 | Retired | David Edward Foley | Bishop of Birmingham, Alabama, USA | Bishop Emeritus |
| 56.4 | Appointed | Carlos Enrique Herrera Gutiérrez, O.F.M. | Bishop of Jinotega, Nicaragua |
| 65.2 | Appointed | Denis James Madden | Auxiliary Bishop of Baltimore, Maryland, USA |
| 65.2 | Appointed | Denis James Madden | Titular Bishop of Baia | Auxiliary Bishop of Baltimore, Maryland, USA |
| 87.6 | Died | Héctor Enrique Santos Hernández, S.D.B. † | Archbishop Emeritus of Tegucigalpa, Honduras |
| 87.9 | Died | Manuel Talamás Camandari † | Bishop Emeritus of Ciudad Juárez, Chihuahua, México |
| 76.0 | Retired | Pedro Lisímaco de Jesús Vílchez Vílchez † | Bishop of Jinotega, Nicaragua | Bishop Emeritus |
| 11 May | 50.9 | Appointed | Severino Clasen, O.F.M. | Bishop of Araçuaí (Arassuaí), Minas Gerais, Brazil | Bishop of Caçador, Santa Catarina, Brazil |
| 52.4 | Ordained Bishop | José Antonio Fernández Hurtado | Bishop of Tuxtepec, Oaxaca, México |
| 56.9 | Appointed | Salvador Giménez Valls | Auxiliary Bishop of Valencia, Spain | Bishop of Menorca, Spain |
| 56.9 | Appointed | Salvador Giménez Valls | Titular Bishop of Abula | Bishop of Menorca, Spain |
| 12 May | 50.8 | Appointed | Eusebio L. Elizondo Almaguer, M.Sp.S. | Auxiliary Bishop of Seattle, Washington, USA |
| 50.8 | Appointed | Eusebio L. Elizondo Almaguer, M.Sp.S. | Titular Bishop of Acholla | Auxiliary Bishop of Seattle, Washington, USA |
| 76.7 | Appointed | Kuriakose Kunnacherry | Archbishop of Kottayam (Syro-Malabarese), India | Archbishop Emeritus |
| 52.2 | Appointed | Mathew Moolakkattu, O.S.B. | Coadjutor Archbishop of Kottayam (Syro-Malabarese), India | Archbishop |
| 75.1 | Retired | Joseph Michael Sullivan † | Auxiliary Bishop of Brooklyn, New York, USA | Auxiliary Bishop Emeritus |
| 47.6 | Appointed | Joseph Jude Tyson | Auxiliary Bishop of Seattle, Washington, USA | Bishop of Yakima, Washington, USA |
| 47.6 | Appointed | Joseph Jude Tyson | Titular Bishop of Migirpa | Bishop of Yakima, Washington, USA |
| 13 May | 63.0 | Ordained Bishop | Virginio Domingo Bressanelli, S.C.I. | Bishop of Comodoro Rivadavia, Argentina | Bishop of Neuquén, Argentina |
| 44.0 | Ordained Bishop | Tomé Ferreira da Silva | Titular Bishop of Giufi | Bishop of São José do Rio Preto, Sao Paulo, Brazil |
| 68.9 | Appointed | William Joseph Levada | Prefect of the Congregation for the Doctrine of the Faith | Cardinal, Prefect Emeritus |
| 68.9 | Appointed | William Joseph Levada | President of the International Theological Commission | Cardinal, Prefect Emeritus of the Congregation for the Doctrine of the Faith |
| 68.9 | Appointed | William Joseph Levada | President of the Pontifical Biblical Commission | Cardinal, Prefect Emeritus of the Congregation for the Doctrine of the Faith |
| 79.7 | Died | Próspero Penados del Barrio † | Archbishop Emeritus of Guatemala |
| 62.4 | Appointed | Héctor Ignacio Salah Zuleta | Bishop of Riohacha, Colombia |
| 14 May | 48.9 | Appointed | Francesco Alfano | Archbishop of Sant’Angelo dei Lombardi-Conza-Nusco-Bisaccia, Italy | Archbishop of Sorrento-Castellammare di Stabia, Italy |
| 47.5 | Ordained Bishop | Cecilio Raúl Berzosa Martínez | Titular Bishop of Arcavica | Bishop of Ciudad Rodrigo, Spain |
| 53.3 | Appointed | Michele Castoro | Bishop of Oria, Italy | Archbishop of Manfredonia-Vieste-San Giovanni Rotondo, Italy |
| 50.0 | Ordained Bishop | Jerzy Maculewicz, O.F.M. Conv. | Titular Bishop of Nara | Apostolic Administrator of Uzbekistan |
| 50.0 | Ordained Bishop | Vicente Juan Segura | Bishop of Ibiza, Spain |
| 42.6 | Installed | Mylo Hubert Claudio Vergara | Bishop of San Jose, Philippines | Bishop of Pasig, Philippines |
| 15 May | 62.9 | Ordained Bishop | Domenico Sigalini | Bishop of Palestrina, Italy |
| 59.6 | Ordained Bishop | Jebalamai Susaimanickam | Coadjutor Bishop of Sivagangai, India | Bishop |
| 16 May | 63.0 | Died | Cornelio Galleo Wigwigan † | Vicar Apostolic of Bontoc-Lagawe, Philippines |
| 17 May | 55.8 | Appointed | Clarence Richard Silva | Bishop of Honolulu, Hawaii, USA |
| 54.0 | Appointed | Kevin William Vann | Coadjutor Bishop of Fort Worth, Texas, USA | Bishop of Orange in California, USA |
| 18 May | 72.4 | Resigned | Maximilian Aichern, O.S.B. | Bishop of Linz, Austria | Bishop Emeritus |
| 62.7 | Ordained Bishop | Yvon Ambroise | Bishop of Tuticorin, India |
| 48.5 | Appointed | Roque Paloschi | Bishop of Roraima, Roraima, Brazil |
| 57.9 | Appointed | Fernando Antônio Saburido, O.S.B. | Bishop of Sobral, Ceara, Brazil | Archbishop of Olinda e Recife, Pernambuco, Brazil |
| 19 May | 64.7 | Appointed | Ramón del Hoyo López | Bishop of Jaén, Spain |
| 20 May | 75.0 | Retired | William Joseph Winter | Auxiliary Bishop of Pittsburgh, Pennsylvania, USA | Auxiliary Bishop Emeritus |
| 21 May | 55.3 | Ordained Bishop | Joaquim Justino Carreira | Titular Bishop of Cabarsussi | Bishop of Guarulhos, Sao Paulo, Brazil |
| 44.4 | Appointed | Juan José Pineda Fasquelle, C.M.F. | Auxiliary Bishop of Tegucigalpa, Honduras |
| 44.4 | Appointed | Juan José Pineda Fasquelle, C.M.F. | Titular Bishop of Obori | Auxiliary Bishop of Tegucigalpa, Honduras |
| 22 May | 72.6 | Installed | Francis Arinze | Cardinal-Bishop of Velletri-Segni | Cardinal, Prefect Emeritus of the Congregation for Divine Worship and the Discipline of the Sacraments |
| 63.5 | Installed | Luigi Negri | Bishop of San Marino-Montefeltro, Italy | Archbishop of Ferrara-Comacchio, Italy |
| 23 May | 61.4 | Appointed | Martin Drennan | Bishop of Galway and Kilmacduagh, Ireland |
| 76.1 | Retired | James McLoughlin † | Bishop of Galway and Kilmacduagh, Ireland | Bishop Emeritus |
| 64.9 | Died | Roderick Wright † | Bishop Emeritus of Argyll and The Isles, Scotland, Great Britain |
| 24 May | 73.3 | Resigned | Raymond James Boland | Bishop of Kansas City-Saint Joseph, Missouri, USA | Bishop Emeritus |
| 61.1 | Appointed | Peter John Haworth Doyle | Bishop of Northampton, England, Great Britain |
| 52.1 | Succeeded | Robert William Finn | Bishop of Kansas City-Saint Joseph, Missouri, USA |
| 68.6 | Appointed | Elmar Fischer | Bishop of Feldkirch, Austria | Bishop Emeritus |
| 70.5 | Died | Marian Oles † | Apostolic Nuncio Emeritus to Slovenia |
| 64.6 | Appointed | José Francisco Ulloa Rojas | Bishop of Cartago, Costa Rica |
| 25 May | 76.8 | Retired | Benedito Francisco de Albuquerque | Bishop of Itapipoca, Ceara, Brazil | Bishop Emeritus |
| 61.0 | Appointed | Antônio Roberto Cavuto, O.F.M. Cap. | Bishop of Itapipoca, Ceara, Brazil |
| 60.3 | Appointed | Fernando Mason, O.F.M. Conv. | Bishop of Piracicaba, Sao Paulo, Brazil |
| 26 May | 76.6 | Died | Brian David Usanga † | Archbishop Emeritus of Calabar, Nigeria |
| 28 May | 54.4 | Appointed | Solomon Amanchukwu Amatu | Coadjutor Bishop of Okigwe, Nigeria | Bishop |
| 55.4 | Ordained Bishop | John Bosco Panya Kritcharoen | Bishop of Ratchaburi, Thailand |
| 29 May | 86.1 | Died | Marco Caliaro, C.S. † | Bishop Emeritus of Sabina-Poggio Mirteto, Italy |
| 30 May | 52.0 | Resigned | James Liu Tan-kuei | Bishop of Hsinchu, Taiwan | Bishop Emeritus |
| 31 May | 46.7 | Appointed | Julio César Corniel Amaro | Bishop of Puerto Plata, Dominican Republic |
| 79.8 | Appointed | Andrea Cordero Lanza di Montezemolo | Archpriest of the Basilica di San Paolo fuori le Mura {Saint Paul Outside-the-Walls Basilica} | Cardinal, Archpriest Emeritus |
| 75.9 | Retired | Malcolm Patrick Galt, C.S.Sp. | Bishop of Bridgetown, Barbados, Antilles | Bishop Emeritus |
| 57.2 | Installed | Thomas Joseph Tobin | Bishop of Providence, Rhode Island, USA |
| 1 Jun | 65.5 | Died | Thomas Kozhimala † | Bishop of Bhagalpur, India |
| 2 Jun | 81.5 | Retired | Sofron Stefan Mudry, O.S.B.M. | Bishop of Ivano-Frankivsk [Stanisławów] (Ukrainian), Ukraine | Bishop Emeritus |
| 95.8 | Died | Andrea Pangrazio † | Bishop Emeritus of Porto e Santa Rufina, Italy | Archbishop Emeritus |
| 52.5 | Confirmed | Mykola Simkaylo † | Bishop of Kolomyia-Chernivtsi (Ukrainian), Ukraine |
| 45.6 | Appointed | Volodymyr Viytyshyn | Bishop of Ivano-Frankivsk [Stanisławów] (Ukrainian), Ukraine | Archbishop of Ivano-Frankivsk [Stanislaviv] (Ukrainian), Ukraine |
| 3 Jun | 66.1 | Appointed | Stanisław Dziwisz | Cardinal, Archbishop of Kraków {Cracow}, Poland |
| 78.0 | Retired | Franciszek Macharski | Archbishop of Kraków {Cracow}, Poland | Cardinal, Archbishop Emeritus |
| 4 Jun | 66.5 | Retired | José Oscar Barahona Castillo | Bishop of San Vicente, El Salvador | Bishop Emeritus |
| 58.4 | Appointed | Judes Bicaba | Bishop of Dédougou, Burkina Faso |
| 61.2 | Ordained Bishop | Manuel Hilario de Céspedes y García Menocal | Bishop of Matanzas, Cuba |
| 51.2 | Ordained Bishop | Giambattista Diquattro | Titular Archbishop of Giru Mons | Apostolic Nuncio to Bolivia |
| 46.2 | Appointed | José Luis Escobar Alas | Bishop of San Vicente, El Salvador | Archbishop of San Salvador, El Salvador |
| 76.4 | Retired | Zéphyrin Toé | Bishop of Dédougou, Burkina Faso | Bishop Emeritus |
| 5 Jun | 94.6 | Died | Guglielmo Motolese † | Archbishop Emeritus of Taranto, Italy |
| 6 Jun | 50.8 | Ordained Bishop | Eusebio L. Elizondo Almaguer, M.Sp.S. | Titular Bishop of Acholla | Auxiliary Bishop of Seattle, Washington, USA |
| 76.0 | Retired | José Gea Escolano | Bishop of Mondoñedo-Ferrol, Spain | Bishop Emeritus |
| 58.1 | Appointed | Manuel Sánchez Monge | Bishop of Mondoñedo-Ferrol, Spain |
| 47.6 | Ordained Bishop | Joseph Jude Tyson | Titular Bishop of Migirpa | Bishop of Yakima, Washington, USA |
| 7 Jun | 87.2 | Died | Edward Anthony McCarthy † | Archbishop Emeritus of Miami, Florida, USA |
| 8 Jun | 50.3 | Appointed | Romuald Kaminski | Auxiliary Bishop of Ełk, Poland |
| 50.3 | Appointed | Romuald Kaminski | Titular Bishop of Aguntum | Auxiliary Bishop of Ełk, Poland |
| 9 Jun | 67.1 | Appointed | José Luis Amezcua Melgoza | Bishop of Colima, México |
| 54.6 | Appointed | Leopoldo González González | Bishop of Tapachula, Chiapas, México |
| 47.6 | Appointed | Viliam Judák | Bishop of Nitra, Slovakia |
| 81.4 | Retired | Ján Chryzostom Korec, S.J. | Bishop of Nitra, Slovakia | Cardinal, Bishop Emeritus |
| 76.3 | Retired | Gilberto Valbuena Sánchez | Bishop of Colima, México | Bishop Emeritus |
| 10 Jun | 77.6 | Died | José Mario Escobar Serna † | Bishop Emeritus of Palmira, Colombia |
| 88.8 | Died | Joseph-Marie Raya † | Archbishop Emeritus of Akka [San Giovanni d’Acri; Tolemaide] (Melkite Greek), Israel |
| 11 Jun | 61.3 | Installed | Manuel Hilario de Céspedes y García Menocal | Bishop of Matanzas, Cuba |
| 14 Jun | 93.7 | Died | James John Hogan † | Bishop Emeritus of Altoona-Johnstown, Pennsylvania, USA |
| 15 Jun | 61.7 | Appointed | Joseph Chennoth | Apostolic Nuncio to Tanzania | Apostolic Nuncio to Japan |
| 49.7 | Appointed | Carlos Alberto dos Santos | Bishop of Teixeira de Freitas-Caravelas, Baia, Brazil |
| 63.5 | Died | Paul Themba Mngoma † | Bishop Emeritus of Mariannhill, South Africa |
| 77.1 | Retired | Antônio Eliseu Zuqueto, O.F.M. Cap. | Bishop of Teixeira de Freitas-Caravelas, Baia, Brazil | Bishop Emeritus |
| 18 Jun | 41.9 | Appointed | Audilio Aguilar Aguilar | Bishop of Colón-Kuna Yala, Panama | Bishop of Santiago de Veraguas, Panama |
| 76.5 | Retired | Carlos María Ariz Bolea, C.M.F. | Bishop of Colón-Kuna Yala, Panama | Bishop Emeritus |
| 62.1 | Succeeded | Isidro Barrio Barrio | Bishop of Huancavélica, Peru |
| 77.5 | Retired | Bernhard Franz Kühnel Langer, M.S.C. | Prelate of Caravelí, Peru | Prelate Emeritus |
| 49.4 | Ordained Bishop | Vincent de Paul Kwanga Njubu | Bishop of Manono, Congo (Dem. Rep.) |
| 75.1 | Retired | William Dermott Molloy McDermott | Bishop of Huancavélica, Peru | Bishop Emeritus |
| 44.0 | Appointed | Juan Carlos Vera Plasencia, M.S.C. | Prelate of Caravelí, Peru |
| 19 Jun | 90.4 | Died | Aliprando Catani, O.S.B. † | Prior General Emeritus of Order of Saint Benedict |
| 20 Jun | 77.8 | Retired | Lolesio (Laurent) Fuahea † | Bishop of Wallis et Futuna, Wallis and Futuna, Pacific (Oceania) | Bishop Emeritus |
| 78.5 | Retired | Jean Assaad Haddad | Archbishop of Tyr (Melkite Greek), Lebanon | Archbishop Emeritus |
| 61.9 | Appointed | Ghislain Marie Raoul Suzanne de Rasilly, S.M. | Bishop of Wallis et Futuna, Wallis and Futuna, Pacific (Oceania) |
| 21 Jun | 68.1 | Appointed | Walter Allison Hurley | Bishop of Grand Rapids, Michigan, USA | Bishop Emeritus |
| 54.3 | Appointed | John Gerard Noonan | Auxiliary Bishop of Miami, Florida, USA | Bishop of Orlando, Florida, USA |
| 54.3 | Appointed | John Gerard Noonan | Titular Bishop of Bonusta | Bishop of Orlando, Florida, USA |
| 76.8 | Died | Jaime Lachica Sin † | Cardinal, Archbishop Emeritus of Manila, Philippines |
| 72.2 | Resigned | Phillip Francis Straling | Bishop of Reno, Nevada, USA | Bishop Emeritus |
| 22 Jun | 43.1 | Selected | Georges Bacaouni (Bakouny) | Archbishop of Tyr (Melkite Greek), Lebanon |
| 61.0 | Installed | Edward Kenneth Braxton | Bishop of Belleville, Illinois, USA |
| 84.4 | Died | Joseph Paul Barnabé Perrot, M. Afr. † | Bishop Emeritus of San, Mali |
| 23 Jun | 60.8 | Appointed | Bernard-Nicolas Jean-Marie Aubertin, O. Cist. | Archbishop of Tours, France |
| 70.7 | Died | Jean-Baptiste Gourion, O.S.B. † | Auxiliary Bishop of Jerusalem {Gerusalemme}, Palestine |
| 50.4 | Ordained Bishop | Romuald Kaminski | Titular Bishop of Aguntum | Auxiliary Bishop of Ełk, Poland |
| 24 Jun | 57.9 | Appointed | Alfonso Cortés Contreras | Auxiliary Bishop of Monterrey, Nuevo León, México | Archbishop of León, Guanajuato, México |
| 57.9 | Appointed | Alfonso Cortés Contreras | Titular Bishop of Aquae Regiae | Archbishop of León, Guanajuato, México |
| 56.5 | Ordained Bishop | Carlos Enrique Herrera Gutiérrez, O.F.M. | Bishop of Jinotega, Nicaragua |
| 78.6 | Died | John Mendes † | Auxiliary Bishop Emeritus of Port of Spain, Trinidad and Tobago, Antilles |
| 53.2 | Appointed | Robert Michael Miranda | Bishop of Gulbarga, India |
| 48.8 | Appointed | Fidelis Rakotonarivo, S.J. | Bishop of Ambositra, Madagascar |
| 47.7 | Ordained Bishop | Dieudonné Uringi Uuci | Bishop of Bunia, Congo (Dem. Rep.) |
| 25 Jun | 53.4 | Ordained Bishop | Michele Castoro | Bishop of Oria, Italy | Archbishop of Manfredonia-Vieste-San Giovanni Rotondo, Italy |
| 51.0 | Ordained Bishop | Severino Clasen, O.F.M. | Bishop of Araçuaí (Arassuaí), Minas Gerais, Brazil | Bishop of Caçador, Santa Catarina, Brazil |
| 59.4 | Resigned | Elio Alevi Pérez Tapia, S.D.B. † | Prelate of Juli, Peru | Prelate Emeritus |
| 26 Jun | 88.3 | Died | Bernard Martin Ngaviliau, C.S.Sp. † | Bishop Emeritus of Zanzibar, Tanzania |
| 74.7 | Died | Manuel Samaniego Barriga † | Bishop of Cuautitlán, México, México |
| 28 Jun | 47.3 | Appointed | Raymond Michel René Centène | Bishop of Vannes, France |
| 61.2 | Ordained Bishop | Peter John Haworth Doyle | Bishop of Northampton, England, Great Britain |
| 76.0 | Retired | François-Mathurin Gourvès | Bishop of Vannes, France | Bishop Emeritus |
| 29 Jun | 55.9 | Appointed | Bernardo Álvarez Afonso | Bishop of San Cristóbal de La Laguna o Tenerife, Spain |
| 54.0 | Ordained Bishop | Charles Daniel Balvo | Titular Archbishop of Castello | Apostolic Nuncio to Kenya |
| 69.8 | Resigned | Felipe Fernández García † | Bishop of San Cristóbal de La Laguna o Tenerife, Spain | Bishop Emeritus |
| 58.9 | Ordained Bishop | Luis Felipe Solé Fa, C.M. | Bishop of Trujillo, Honduras |
| 30 Jun | 47.0 | Appointed | Krzysztof Białasik Wawrowska, S.V.D. | Bishop of Oruro, Bolivia |
| 42.6 | Appointed | Ricardo Ernesto Centellas Guzmán | Auxiliary Bishop of Potosí, Bolivia | Bishop |
| 42.6 | Appointed | Ricardo Ernesto Centellas Guzmán | Titular Bishop of Turres Ammeniae | Bishop of Potosí, Bolivia |
| 74.9 | Retired | James Joseph O’Brien † | Auxiliary Bishop of Westminster, England, Great Britain | Auxiliary Bishop Emeritus |