| Date | Age | Event | Bishop | Title | Current Title |
| 1 Mar | 84.2 | Died | Paul Kim Ok-kyun † | Auxiliary Bishop Emeritus of Seoul, Korea (South) |
| 2 Mar | 56.6 | Appointed | Charles Martin Wamika | Bishop of Jinja, Uganda |
| 79.4 | Retired | Joseph Bernard Louis Willigers, M.H.M. † | Bishop of Jinja, Uganda | Bishop Emeritus |
| 3 Mar | 76.3 | Retired | George Riashi, B.C. † | Archbishop of Tripoli del Libano {Tarabulus} (Melkite Greek) | Archbishop Emeritus |
| 4 Mar | 82.1 | Died | Hilario Chávez Joya, M.N.M. † | Bishop Emeritus of Nuevo Casas Grandes, Chihuahua, México |
| 50.0 | Installed | Anthony Colin Fisher, O.P. | Bishop of Parramatta, Australia |
| 43.6 | Ordained Bishop | Arūnas Poniškaitis | Titular Bishop of Sinna | Auxiliary Bishop of Vilnius, Lithuania |
| 81.4 | Retired | Juozas Tunaitis † | Auxiliary Bishop of Vilnius, Lithuania | Auxiliary Bishop Emeritus |
| 6 Mar | 67.5 | Installed | Camilo Fernando Castrellón Pizano, S.D.B. | Bishop of Barrancabermeja, Colombia |
| 66.5 | Appointed | Valentino Di Cerbo | Bishop of Alife-Caiazzo, Italy |
| 7 Mar | 63.2 | Installed | Vicente Costa | Bishop of Jundiaí, Sao Paulo, Brazil |
| 8 Mar | 52.7 | Installed | Joe Steve Vásquez | Bishop of Austin, Texas, USA |
| 10 Mar | 85.6 | Died | Vincent Mensah † | Bishop Emeritus of Porto Novo, Benin |
| 11 Mar | 58.2 | Appointed | John Douglas Deshotel | Auxiliary Bishop of Dallas, Texas, USA |
| 58.2 | Appointed | John Douglas Deshotel | Titular Bishop of Cova | Auxiliary Bishop of Dallas, Texas, USA |
| 76.5 | Retired | Bernardo Hombach Lütkermeier | Bishop of Granada, Nicaragua | Bishop Emeritus |
| 56.2 | Appointed | Mark Joseph Seitz | Auxiliary Bishop of Dallas, Texas, USA | Bishop of El Paso, Texas, USA |
| 56.2 | Appointed | Mark Joseph Seitz | Titular Bishop of Cozyla | Bishop of El Paso, Texas, USA |
| 49.0 | Appointed | Jorge Solórzano Pérez | Bishop of Granada, Nicaragua |
| 12 Mar | 65.0 | Appointed | Jean-Claude Ézechiel Jean-Baptiste Boulanger | Bishop of Bayeux (-Lisieux), France |
| 75.0 | Retired | Pierre Auguste Gratien Pican, S.D.B. | Bishop of Bayeux (-Lisieux), France | Bishop Emeritus |
| 13 Mar | 67.9 | Appointed | Ricardo Blázquez Pérez | Archbishop of Valladolid, Spain |
| 57.8 | Ordained Bishop | Samuel Irenios Kattukallil | Titular Bishop of Tamalluma | Auxiliary Bishop of Trivandrum (Syro-Malankarese), India |
| 46.1 | Ordained Bishop | Vincent Paulos Kulapuravilai | Bishop of Marthandom (Syro-Malankarese), India |
| 75.0 | Retired | Paul John Marx, M.S.C. | Bishop of Kerema, Papua New Guinea | Bishop Emeritus |
| 51.4 | Appointed | Eugene Martin Nugent | Apostolic Nuncio to Mauritius | Apostolic Nuncio to Madagascar |
| 51.4 | Appointed | Eugene Martin Nugent | Apostolic Nuncio to Seychelles | Apostolic Nuncio to Madagascar |
| 53.9 | Succeeded | Patrick Taval, M.S.C. † | Bishop of Kerema, Papua New Guinea |
| 57.8 | Ordained Bishop | Philippos Stephanos Thottathil | Titular Bishop of Sozopolis in Haemimonto | Auxiliary Bishop of Tiruvalla (Syro-Malankarese), India |
| 54.3 | Ordained Bishop | Thomas Antonios Valiyavilayil, O.I.C. | Titular Bishop of Igilgili | Curial Bishop of Trivandrum (Syro-Malankarese), India |
| 50.9 | Resigned | Ramón José Viloria Pinzón, S.O.D. | Bishop of Puerto Cabello, Venezuela | Bishop Emeritus |
| 14 Mar | 46.1 | Installed | Vincent Paulos Kulapuravilai | Bishop of Marthandom (Syro-Malankarese), India |
| 63.8 | Installed | Antonio Lanfranchi | Archbishop of Modena-Nonantola, Italy |
| 15 Mar | 57.8 | Appointed | Vicente Bokalic Iglic, C.M. | Auxiliary Bishop of Buenos Aires, Argentina |
| 57.8 | Appointed | Vicente Bokalic Iglic, C.M. | Titular Bishop of Summa | Auxiliary Bishop of Buenos Aires, Argentina |
| 66.7 | Appointed | Stanislav Lipovšek | Bishop of Celje, Slovenia |
| 63.0 | Appointed | Želimir Puljić | Archbishop of Zadar (Zara), Croatia |
| 17 Mar | 76.7 | Retired | Augusto Alves da Rocha | Bishop of Floriano, Piaui, Brazil | Bishop Emeritus |
| 49.7 | Appointed | Valdemir Ferreira dos Santos | Bishop of Floriano, Piaui, Brazil |
| 57.5 | Appointed | Milan Šašik, C.M. | Bishop of Mukachevo (Munkács) (Ruthenian), Ukraine |
| 18 Mar | 57.7 | Appointed | Jacques Raymond Germain Benoit-Gonnin, Comm. l'Emm. | Bishop of Beauvais (-Noyon-Senlis), France |
| 77.4 | Retired | Charles Caruana † | Bishop of Gibraltar | Bishop Emeritus |
| 57.0 | Appointed | Ralph Heskett, C.SS.R. | Bishop of Gibraltar |
| 69.1 | Succeeded | Théophile Kaboy Ruboneka | Bishop of Goma, Congo (Dem. Rep.) |
| 75.2 | Retired | Faustin Ngabu | Bishop of Goma, Congo (Dem. Rep.) | Bishop Emeritus |
| 51.4 | Ordained Bishop | Eugene Martin Nugent | Titular Archbishop of Domnach Sechnaill | Apostolic Nuncio to Madagascar |
| 67.3 | Appointed | Francesco Panfilo, S.D.B. | Coadjutor Archbishop of Rabaul, Papua New Guinea | Archbishop |
| 82.3 | Died | Zygmunt Józef Pawłowicz † | Auxiliary Bishop Emeritus of Gdańsk, Poland |
| 49.5 | Ordained Bishop | Piero Pioppo | Titular Archbishop of Torcello | Apostolic Nuncio to Cameroun |
| 52.4 | Ordained Bishop | Novatus Rugambwa | Titular Archbishop of Tagaria | Apostolic Nuncio to São Tomé and Príncipe |
| 19 Mar | 50.1 | Appointed | Vilson Basso, S.C.I. | Bishop of Caxias do Maranhão, Maranho, Brazil |
| 55.9 | Died | Carlo Chenis, S.D.B. † | Bishop of Civitavecchia-Tarquinia, Italy |
| 76.1 | Retired | Luís d’Andrea, O.F.M. Conv. † | Bishop of Caxias do Maranhão, Maranho, Brazil | Bishop Emeritus |
| 46.3 | Ordained Bishop | Salutaris Melchior Libena | Titular Bishop of Sutunurca | Bishop of Ifakara, Tanzania |
| 54.0 | Ordained Bishop | Pedro Daniel Martínez Perea | Coadjutor Bishop of San Luis, Argentina | Bishop |
| 43.6 | Ordained Bishop | Eusebius Alfred Nzigilwa | Titular Bishop of Mozotcori | Auxiliary Bishop of Dar-es-Salaam, Tanzania |
| 43.8 | Ordained Bishop | Waldemar Passini Dalbello | Titular Bishop of Membressa | Auxiliary Bishop of Goiânia, Goias, Brazil |
| 60.7 | Appointed | Joan Enric Vives Sicilia | Archbishop (Personal Title) of Urgell, Spain | Bishop |
| 20 Mar | 50.1 | Ordained Bishop | Vjekoslav Huzjak | Bishop of Bjelovar-Križevci, Croatia |
| 80.7 | Died | Fernando Iório Rodrigues † | Bishop Emeritus of Palmeira dos Índios, Alagoas, Brazil |
| 48.9 | Appointed | Dominic Kimengich | Auxiliary Bishop of Lodwar, Kenya | Bishop |
| 48.9 | Appointed | Dominic Kimengich | Titular Bishop of Tanaramusa | Bishop of Lodwar, Kenya |
| 56.8 | Ordained Bishop | Calogero Peri, O.F.M. Cap. | Bishop of Caltagirone, Italy |
| 64.4 | Ordained Bishop | Alberto Francisco María Sanguinetti Montero | Bishop of Canelones, Uruguay |
| 39.7 | Ordained Bishop | Olivier Michel Marie Schmitthaeusler, M.E.P. | Titular Bishop of Catabum Castra | Vicar Apostolic of Phnom-Penh, Cambodia |
| 22 Mar | 86.7 | Died | Franco Gualdrini † | Bishop Emeritus of Terni-Narni-Amelia, Italy |
| 88.8 | Died | Leroy Theodore Matthiesen † | Bishop Emeritus of Amarillo, Texas, USA |
| 23 Mar | 62.5 | Installed | Oscar Campos Contreras | Bishop of Tehuantepec, Oaxaca, México |
| 41.3 | Appointed | Charles Joseph Sampa Kasonde | Bishop of Solwezi, Zambia |
| 24 Mar | 65.9 | Appointed | Francisco Lerma Martínez, I.M.C. | Bishop of Gurué, Mozambique |
| 73.5 | Resigned | John Magee, S.P.S. | Bishop of Cloyne, Ireland | Bishop Emeritus |
| 73.7 | Died | José Antonio Peteiro Freire, O.F.M. † | Archbishop Emeritus of Tanger, Morocco |
| 25 Mar | 49.1 | Ordained Bishop | Donald Bolen | Bishop of Saskatoon, Saskatchewan, Canada |
| 73.5 | Resigned | Andreas Choi Chang-mou | Archbishop of Kwangju, Korea (South) | Archbishop Emeritus |
| 53.9 | Ordained Bishop | Marcelo Alejandro Cuenca Revuelta | Bishop of Alto Valle del Río Negro, Argentina |
| 63.1 | Succeeded | Hyginus Kim Hee-jong | Archbishop of Kwangju, Korea (South) |
| 65.4 | Installed | Lucas Kim Woon-hoe (Un-hoe) | Bishop of Ch’unch’ŏn, Korea (South) |
| 60.6 | Ordained Bishop | William Michael Mulvey | Bishop of Corpus Christi, Texas, USA |
| 46.7 | Appointed | Jean de Dieu Raoelison | Auxiliary Bishop of Antananarivo, Madagascar |
| 46.7 | Appointed | Jean de Dieu Raoelison | Titular Bishop of Corniculana | Auxiliary Bishop of Antananarivo, Madagascar |
| 59.8 | Installed | Alberto Taveira Corrêa | Archbishop of Belém do Pará, Para, Brazil |
| 27 Mar | 49.9 | Appointed | Raymond Ahoua, F.D.P. | Bishop of Grand-Bassam, Côte d’Ivoire |
| 75.3 | Retired | Paul Dacoury-Tabley | Bishop of Grand-Bassam, Côte d’Ivoire | Bishop Emeritus |
| 50.8 | Appointed | Petar Antun Rajič | Apostolic Nuncio to Yemen | Apostolic Nuncio to Kuwait |
| 50.8 | Appointed | Petar Antun Rajič | Apostolic Nuncio to United Arab Emirates | Apostolic Nuncio to Kuwait |
| 29 Mar | 63.1 | Appointed | John ’Oke Afareha | Bishop of Warri, Nigeria |
| 61.1 | Resigned | Richard Anthony Burke, S.P.S. | Apostolic Administrator of Warri, Nigeria | Archbishop Emeritus of Benin City, Nigeria |
| 62.3 | Succeeded | Christophe Dufour | Archbishop of Aix (-Arles), France |
| 74.1 | Resigned | Claude Feidt | Archbishop of Aix (-Arles), France | Archbishop Emeritus |
| 66.1 | Appointed | Jean Marie Vu Tât | Auxiliary Bishop of Hung Hoá, Viet Nam | Bishop |
| 66.1 | Appointed | Jean Marie Vu Tât | Titular Bishop of Thisiduo | Bishop of Hung Hoá, Viet Nam |
| 30 Mar | 63.1 | Installed | John ’Oke Afareha | Bishop of Warri, Nigeria |
| 80.7 | Died | Josef Homeyer † | Bishop Emeritus of Hildesheim, Germany |
| 63.4 | Appointed | Luis Madrid Merlano | Archbishop of Nueva Pamplona, Colombia |
| 31 Mar | 59.9 | Appointed | William Hanna Shomali | Auxiliary Bishop of Jerusalem {Gerusalemme}, Palestine |
| 59.9 | Appointed | William Hanna Shomali | Titular Bishop of Lydda | Auxiliary Bishop of Jerusalem {Gerusalemme}, Palestine |
| 1 Apr | 52.4 | Appointed | Ruperto Cruz Santos | Bishop of Balanga, Philippines |
| 68.6 | Died | Vito De Grisantis † | Bishop of Ugento-Santa Maria di Leuca, Italy |
| 4 Apr | 80.7 | Died | Lajos Bálint † | Archbishop Emeritus of Alba Iulia, Romania |
| 6 Apr | 76.6 | Retired | Tomas Aguon Camacho | Bishop of Chalan Kanoa, Northern Mariana Islands, Pacific (Oceania) | Bishop Emeritus |
| 58.3 | Appointed | José Horacio Gómez Velasco | Coadjutor Archbishop of Los Angeles, California, USA | Archbishop |
| 7 Apr | 63.8 | Ordained Bishop | George Njaralakatt | Bishop of Mandya (Syro-Malabarese), India |
| 63.5 | Resigned | James Matthew Wingle | Bishop of Saint Catharines, Ontario, Canada | Bishop Emeritus |
| 8 Apr | 45.7 | Appointed | Nicolás Baisi | Auxiliary Bishop of La Plata, Argentina |
| 45.7 | Appointed | Nicolás Baisi | Titular Bishop of Tepelta | Auxiliary Bishop of La Plata, Argentina |
| 48.7 | Ordained Bishop | Remigius Maria Paul Inchananiyil | Bishop of Thamarasserry (Syro-Malabarese), India |
| 50.9 | Ordained Bishop | Vincenzo Pisanello | Bishop of Oria, Italy |
| 10 Apr | 67.0 | Installed | Dominik Jaroslav Duka, O.P. | Cardinal, Archbishop of Praha {Prague}, Czech Republic |
| 75.5 | Retired | Miguel Mykycej, F.D.P. | Bishop of Santa María del Patrocinio en Buenos Aires (Ukrainian), Argentina | Bishop Emeritus |
| 63.7 | Installed | Guillermo Orozco Montoya | Bishop of Girardota, Colombia |
| 54.1 | Died | Tadeusz Płoski † | Bishop of Poland, Military |
| 53.1 | Ordained Bishop | Jean Marie Prida Inthirath | Titular Bishop of Lemfocta | Vicar Apostolic of Savannakhet, Laos |
| 39.9 | Appointed | Sviatoslav Shevchuk | Apostolic Administrator of Santa María del Patrocinio en Buenos Aires (Ukrainian), Argentina | Major Archbishop of Kyiv-Halyč {Kiev} (Ukrainian), Ukraine |
| 54.0 | Ordained Bishop | Raphael Thattil | Titular Bishop of Buruni | Auxiliary Bishop of Trichur (Syro-Malabarese), India |
| 47.9 | Appointed | Jaime José Villarroel Rodríguez | Bishop of Carúpano, Venezuela |
| 11 Apr | 48.0 | Ordained Bishop | Paul Alappatt | Bishop of Ramanathapuram (Syro-Malabarese), India |
| 53.9 | Installed | Marcelo Alejandro Cuenca Revuelta | Bishop of Alto Valle del Río Negro, Argentina |
| 68.3 | Ordained Bishop | Woldeghiorghis Mathewos | Titular Bishop of Turuda | Vicar Apostolic of Hosanna, Ethiopia |
| 12 Apr | 81.0 | Died | Andrea Cassone † | Archbishop Emeritus of Rossano-Cariati, Italy |
| 78.2 | Died | Miguel C. Cinches, S.V.D. † | Bishop Emeritus of Surigao, Philippines |
| 58.9 | Appointed | Barnaba Yousif Benham Habash | Bishop of Our Lady of Deliverance of Newark (Syrian), USA |
| 13 Apr | 90.2 | Died | André Bedoglouyan, I.C.P.B. † | Patriarchal Exarch Emeritus of Jerusalem and Amman {Gerusalemme e Amman} (Armenian), Palestine |
| 57.9 | Installed | Joseph Thomas Konnath | Bishop of Battery (Bathery) (Syro-Malankarese), India |
| 14 Apr | 51.3 | Ordained Bishop | Hubertus Leteng | Bishop of Ruteng, Indonesia |
| 72.0 | Resigned | Walmir Alberto Valle, I.M.C. | Bishop of Joaçaba, Santa Catarina, Brazil | Bishop Emeritus |
| 15 Apr | 54.5 | Ordained Bishop | Rafael Biernaski | Titular Bishop of Ruspae | Auxiliary Bishop of Curitiba, Parana, Brazil |
| 52.3 | Resigned | Jacob Venance Koda | Bishop of Same, Tanzania | Bishop Emeritus |
| 16 Apr | 88.2 | Died | Norman Francis McFarland † | Bishop Emeritus of Orange in California, USA |
| 90.3 | Died | Tomáš Špidlík, S.J. † | Cardinal, Cardinal-Deacon of Sant’Agata de’ Goti |
| 17 Apr | 47.9 | Succeeded | Felix Femi Ajakaye | Bishop of Ekiti, Nigeria |
| 75.0 | Retired | Michael Patrick Olatunji Fagun | Bishop of Ekiti, Nigeria | Bishop Emeritus |
| 85.1 | Died | Edmund Joseph Fitzgibbon, S.P.S. † | Bishop Emeritus of Warri, Nigeria |
| 54.1 | Ordained Bishop | Gabriel Edoe Kumordji, S.V.D. | Titular Bishop of Ita | Vicar Apostolic of Donkorkrom, Ghana |
| 66.6 | Installed | Carlos Germán Mesa Ruiz | Bishop of Socorro y San Gil, Colombia |
| 75.4 | Retired | Simon Akwali Okafor | Bishop of Awka, Nigeria | Bishop Emeritus |
| 52.8 | Ordained Bishop | Jorge Patricio Vega Velasco, S.V.D. | Prelate of Illapel, Chile |
| 18 Apr | 48.3 | Ordained Bishop | Pauly Kannookadan | Bishop of Irinjalakuda (Syro-Malabarese), India |
| 55.1 | Ordained Bishop | João Noé Rodrigues | Bishop of Tzaneen, South Africa |
| 50.3 | Ordained Bishop | Lisane-Christos Matheos Semahun | Titular Bishop of Mathara in Numidia | Auxiliary Bishop of Addis Abeba (Ethiopian), Ethiopia |
| 19 Apr | 96.5 | Died | William Donald Borders † | Archbishop Emeritus of Baltimore, Maryland, USA |
| 20 Apr | 74.4 | Resigned | John Clement Favalora | Archbishop of Miami, Florida, USA | Archbishop Emeritus |
| 57.7 | Appointed | Thomas John Joseph Paprocki | Bishop of Springfield in Illinois, USA |
| 59.5 | Appointed | Thomas Gerard Wenski | Archbishop of Miami, Florida, USA |
| 21 Apr | 47.1 | Confirmed | Jaroslav Pryriz, C.SS.R. | Coadjutor Bishop of Sambir-Drohobych (Ukrainian), Ukraine | Bishop |
| 22 Apr | 73.7 | Resigned | James Moriarty | Bishop of Kildare and Leighlin, Ireland | Bishop Emeritus |
| 72.1 | Appointed | Pierre Nguyên Văn Nhon | Coadjutor Archbishop of Hà Nôi, Viet Nam | Archbishop |
| 23 Apr | 73.5 | Resigned | Roger Joseph Vangheluwe | Bishop of Brugge {Bruges}, Belgium | Bishop Emeritus |
| 24 Apr | 54.2 | Ordained Bishop | Norberto do Amaral | Bishop of Maliana, Timor-Leste |
| 66.8 | Ordained Bishop | Stanislav Lipovšek | Bishop of Celje, Slovenia |
| 51.0 | Installed | Vincenzo Pisanello | Bishop of Oria, Italy |
| 62.8 | Installed | Luis Quinteiro Fiuza | Bishop of Tui-Vigo, Spain |
| 52.3 | Ordained Bishop | Montfort Stima (Sitima) | Titular Bishop of Puppi | Auxiliary Bishop of Blantyre, Malawi |
| 25 Apr | 54.2 | Installed | Norberto do Amaral | Bishop of Maliana, Timor-Leste |
| 26 Apr | 54.1 | Ordained Bishop | Joseph Charles Bambera | Bishop of Scranton, Pennsylvania, USA |
| 27 Apr | 58.3 | Ordained Bishop | John Douglas Deshotel | Titular Bishop of Cova | Auxiliary Bishop of Dallas, Texas, USA |
| 56.3 | Ordained Bishop | Mark Joseph Seitz | Titular Bishop of Cozyla | Bishop of El Paso, Texas, USA |
| 28 Apr | 46.3 | Appointed | Launay Saturné | Bishop of Jacmel, Haïti |
| 29 Apr | 64.6 | Appointed | Benjamín Castillo Plascencia | Bishop of Celaya, Guanajuato, México |
| 69.4 | Appointed | Victor Gnanapragasam, O.M.I. | Vicar Apostolic of Quetta, Pakistan |
| 69.4 | Appointed | Victor Gnanapragasam, O.M.I. | Titular Bishop of Thimida | Vicar Apostolic of Quetta, Pakistan |
| 45.5 | Appointed | John Baptist Jung Shin-chul | Auxiliary Bishop of Incheon {Inch’on}, Korea (South) |
| 45.5 | Appointed | John Baptist Jung Shin-chul | Titular Bishop of Cuicul | Auxiliary Bishop of Incheon {Inch’on}, Korea (South) |
| 30 Apr | 52.9 | Ordained Bishop | José Araneta Cabantan | Bishop of Malaybalay, Philippines |
| 70.0 | Resigned | Timothy Joseph Carroll, S.M.A. | Vicar Apostolic of Kontagora, Nigeria | Vicar Apostolic Emeritus |
| 53.5 | Appointed | Rogatus Kimaryo, C.S.Sp. | Bishop of Same, Tanzania |
| 54.1 | Ordained Bishop | Terry Ronald LaValley | Bishop of Ogdensburg, New York, USA |
| 61.0 | Appointed | Juan Odilón Martínez García | Bishop of Atlacomulco, México, México |
| 98.9 | Died | Paul Augustin Mayer, O.S.B. † | Cardinal, President Emeritus of the Pontifical Commission “Ecclesia Dei” |
| 66.5 | Appointed | Peter David Smith | Archbishop of Southwark, England, Great Britain |
| 52.9 | Installed | Jorge Patricio Vega Velasco, S.V.D. | Prelate of Illapel, Chile |