| Date | Age | Event | Bishop | Title | Current Title |
| unknown | 73.8 | Died | Vincenzo Addessi † | Bishop of Diano-Teggiano, Italy |
| 52.0 | Appointed | Marcel-Arthur Béguin † | Prefect of French Guiana-Cayenne, Antilles | Prefect Emeritus |
| 25.5 | Final Vows | Theodor Buddenbrock, S.V.D. † | Member of Society of the Divine Word | Archbishop of Lanzhou [Lanchow], China |
| 38.9 | Appointed | Émeri-Henri-Célestin Cambier, C.I.C.M. † | Prefect of Kasaï Superiore, Congo (Dem. Rep.) | Prefect Emeritus |
| 26.0 | Final Vows | Anton Ceska, S.V.D. † | Member of Society of the Divine Word | Prefect Emeritus of Niigata, Japan |
| 16.5 | Professed | Adalard Eberharter, O.F.M. Cap. † | Member of Order of Friars Minor Capuchin | Superior Emeritus of Kiamusze [Jiamusi], China |
| 20.0 | Professed | Pierre Erdozainey-Etchart, S.C.I. † | Member of Congregation of the Priests of the Sacred Heart | Superior of Tali [Dali], China |
| Born | Domenico Fiorina, I.M.C. † | | Superior General Emeritus of Consolata Missionaries |
| 23.0 | Ordained Priest | Iwannis (Youhanna) Gandour † | Priest | Titular Archbishop of Bostra |
| 55.0 | Appointed | Ignatius Gartlan, S.J. † | Superior of Zambese, Zimbabwe | Superior Emeritus |
| 25.4 | Final Vows | Franz Hoowaarts, S.V.D. † | Member of Society of the Divine Word | Bishop of Caozhou/Heze [Tsaochow], China |
| 18.4 | Professed | Daniel Kauczor, M.F.S.C. † | Member of Missionaries of the Sons of the Sacred Heart of Jesus | Prefect Emeritus of Lydenburg, South Africa |
| Born | Tomaz M. de Marcellano, O.F.M. Cap. † | | Prefect of Alto Solimões (Upper Solimões), Brazil |
| 16.2 | Professed | Tarcisio Martina, C.S.S. † | Member of Congregation of the Sacred Stigmata | Prefect of Yixian [Yihsien], China |
| 30.7 | Ordained Priest | John Meehan, C.S.Sp. † | Priest of Congregation of the Holy Spirit | Superior Emeritus of Gambia |
| 51.6 | Resigned | Alfonso Maria Mistrangelo, Sch. P. † | Superior General of Order of the Pious Schools | Cardinal, Archbishop of Firenze {Florence}, Italy |
| 23.0 | Ordained Priest | Alois Mohn, M.F.S.C. † | Priest of Missionaries of the Sons of the Sacred Heart of Jesus | Prefect Emeritus of Lydenburg, South Africa |
| 15.6 | Professed | Pietro Moretti, O.F.M. † | Member of Order of Friars Minor | Prefect of Tongzhou [Tungchow], China |
| 21.4 | Ordained Priest | Alexandru Nicolescu † | Priest | Archbishop of Făgăraş şi Alba Iulia (Romanian), Romania |
| 55.0 | Resigned | Bertram Orth † | Archbishop of Victoria, British Columbia, Canada | Archbishop Emeritus of Victoria, British Columbia, Canada |
| 78.4 | Died | Stjepan Benedikt Pavlović-Lučić † | Auxiliary Bishop of Split-Makarska (Spalato-Macarska), Croatia |
| 55.4 | Resigned | Louis Pignol † | Prefect of French Guiana-Cayenne, Antilles | Prefect Emeritus |
| 23.0 | Ordained Priest | Johann Roth † | Priest of Tiraspol, Moldova | Apostolic Administrator of Caucasus, Russian Federation |
| 62.0 | Died | Guglielmo Stagno di Alcontres † | Auxiliary Bishop of Messina, Italy |
| 49.9 | Resigned | Richard Sykes, S.J. † | Superior of Zambese, Zimbabwe | Prefect Emeritus of Zambese, Zimbabwe |
| Born | [Peter Wang Rui-huan (Wang Rui Kuan)] † | | Bishop of Harbin [Harbin], China |
| 28.2 | Entered | Herbert Aloysius Theodor Winkler, S.D.S. † | Member of Society of the Divine Savior | Superior Emeritus of Shaowu [Shaowu], China |
| 1 Jan | | Born | Miguel Saturnino Aurrecoechea Palacios, O.F.M. Cap. † | | Vicar Apostolic Emeritus of Machiques, Venezuela |
| Born | Antoni Baraniak, S.D.B. † | | Archbishop of Poznań, Poland |
| 76.9 | Died | Antoon-Everhard Smorenburg, C.I.C.M. † | Pro-Vicar Apostolic Emeritus of Mongolia, China |
| 3 Jan | 23.7 | Ordained Priest | Jules Lecouvet † | Priest of Tournai {Doornik}, Belgium | Auxiliary Bishop |
| 6 Jan | 57.2 | Ordained Bishop | Juan Bautista Castro † | Titular Archbishop of Serrae | Archbishop of Caracas, Santiago de Venezuela |
| 58.5 | Appointed | José (Giuseppe) Macchi † | Apostolic Nuncio to Portugal |
| 51.4 | Appointed | Domenico Serafini, O.S.B. † | Apostolic Delegate to México | Cardinal, Prefect of the Congregation for Propagation of the Faith |
| Born | Alphonsus Tchao (Zhao, Chao Chen-ya), C.M. † | | Apostolic Administrator Emeritus of Tianjin [Tientsin], China |
| 8 Jan | | Born | Otto Spülbeck, C.O. † | | Bishop of Meißen (Meissen), Germany |
| 13 Jan | 78.9 | Died | Károly Rimely † | Bishop of Banská Bystrica, Slovakia |
| 14 Jan | 60.1 | Appointed | Carlo Caputo † | Apostolic Nuncio to Bavaria | Bishop Emeritus of Aversa, Italy |
| 52.7 | Appointed | Gennaro Granito Pignatelli di Belmonte † | Apostolic Nuncio to Austria | Cardinal, Prefect of the Congregation of Ceremonies |
| 16 Jan | 50.2 | Installed | Jeremiah James Harty † | Archbishop of Manila, Philippines | Bishop of Omaha, Nebraska, USA |
| 64.1 | Appointed | Georg Wuschanski † | Prefect of Lausitz (Lusatia), Germany |
| 64.1 | Appointed | Georg Wuschanski † | Titular Bishop of Samos | Prefect of Lausitz (Lusatia), Germany |
| 17 Jan | 75.0 | Appointed | Edward Gilpin Bagshawe, C.O. † | Titular Archbishop of Seleucia in Isauria | Bishop Emeritus of Nottingham, England, Great Britain |
| 20 Jan | 47.9 | Died | René-Michel-Marie Fée, M.E.P. † | Bishop of Malacca, Singapore |
| 21 Jan | 92.4 | Died | Antonio Belli † | Bishop Emeritus of Terni, Italy |
| 25 Jan | 74.3 | Died | Ramón Fernández Piérola y Lopez de Luzuriaca † | Bishop of Vitoria, Spain |
| 26 Jan | | Born | Casimiro Morcillo González † | | Archbishop of Madrid, Spain |
| 27 Jan | 50.1 | Appointed | Carlo Giuseppe Cecchini, O.P. † | Prelate of Altamura ed Acquaviva delle Fonti, Italy | Archbishop of Taranto, Italy |
| 50.1 | Appointed | Carlo Giuseppe Cecchini, O.P. † | Titular Bishop of Halicarnassus | Archbishop of Taranto, Italy |
| 28 Jan | 47.0 | Succeeded | Joseph-Simon-Herman Brunault † | Bishop of Nicolet, Québec, Canada |
| Born | Manuel Martín del Campo Padilla † | | Archbishop of Morelia, Michoacán, México |
| 65.2 | Died | Elphège Gravel † | Bishop of Nicolet, Québec, Canada |
| 55.0 | Succeeded | Patrick Joseph O’Connor † | Bishop of Armidale, Australia |
| 73.6 | Died | Elzear (Aloysius) Torreggiani, O.F.M. Cap. † | Bishop of Armidale, Australia |
| 67.6 | Appointed | Luigi Tripepi † | Cardinal, Pro-Prefect of the Congregation of (Sacred) Rites |
| 30 Jan | | Born | Laurenz Böggering † | | Auxiliary Bishop Emeritus of Münster, Germany |
| 31 Jan | 37.8 | Selected | Celestino Endrici † | Bishop of Trento, Italy | Archbishop of Trento, Italy |
| 22.6 | Ordained Priest | James Michael Liston † | Priest of Dunedin, New Zealand | Bishop Emeritus of Auckland, New Zealand |
| Born | Francesco Minerva † | | Archbishop Emeritus of Lecce, Italy |
| 51.0 | Ordained Bishop | Vincent (Vinko) Pulišić † | Bishop of Šibenik (Knin), Croatia | Archbishop Emeritus of Zadar (Zara), Croatia |
| 1 Feb | | Born | Joseph Asjiro Satowaki † | | Cardinal, Archbishop Emeritus of Nagasaki, Japan |
| 2 Feb | 36.9 | Final Vows | John Joseph Brown, S.J. † | Priest of Society of Jesus | Former Bishop-Elect of El Paso, Texas, USA |
| 60.2 | Resigned | Carlo Caputo † | Prelate of Altamura ed Acquaviva delle Fonti, Italy | Bishop Emeritus of Aversa, Italy |
| 50.1 | Ordained Bishop | Julián Miranda y Ristuer † | Bishop of Astorga, Spain | Bishop of Segovia, Spain |
| 4 Feb | | Born | Clarence Edward Elwell † | | Bishop of Columbus, Ohio, USA |
| 57.0 | Appointed | Antonio Vico † | Apostolic Nuncio to Belgium | Cardinal, Prefect of the Congregation of (Sacred) Rites |
| 5 Feb | 38.0 | Appointed | Paolo Schirò † | Titular Bishop of Benda |
| 6 Feb | | Born | Giuseppe Almici † | | Bishop Emeritus of Alessandria (della Paglia), Italy |
| Born | Jean-Rosière-Eugène Arnaud, M.E.P. † | | Vicar Apostolic Emeritus of Savannakhet, Laos |
| 37.8 | Confirmed | Celestino Endrici † | Bishop of Trento, Italy | Archbishop of Trento, Italy |
| 7 Feb | | Born | Antoine Everard Jean Avertanus Albers, O. Carm. † | | Bishop Emeritus of Malang, Indonesia |
| 70.7 | Ordained Bishop | Francisco García y López † | Titular Bishop of Loryma | Auxiliary Bishop of Valencia, Spain |
| 8 Feb | 60.3 | Appointed | Michael Francis Howley † | Archbishop of Saint John’s, Newfoundland, Canada |
| 45.5 | Confirmed | Georg Heinrich Maria Kirstein † | Bishop of Mainz, Germany |
| 60.6 | Appointed | Ivan Baptista Krapàc † | Auxiliary Bishop of Zagreb, Croatia | Bishop of Bosna (Djakovo) et Srijem, Croatia |
| 60.6 | Appointed | Ivan Baptista Krapàc † | Titular Bishop of Belgrado e Semendria o Smederevo | Bishop of Bosna (Djakovo) et Srijem, Croatia |
| Born | João Pereira Venâncio, O.R.C. † | | Bishop Emeritus of Leiria, Portugal |
| 10 Feb | 64.7 | Ordained Bishop | Heinrich Vollmar † | Titular Bishop of Pergamum | Bishop Emeritus of Germany, Military |
| 11 Feb | 78.1 | Died | Alfonso Maria Vespignani † | Bishop of Cesena, Italy |
| 12 Feb | 80.8 | Died | Enrico Carfagnini, O.F.M. Ref. † | Bishop Emeritus of Gallipoli, Italy |
| Born | Roger Jean Fernand Michon † | | Bishop of Chartres, France |
| 41.0 | Appointed | Augustine-Antoine Roy, M.E.P. † | Bishop of Coimbatore, India | Bishop Emeritus |
| 14 Feb | 26.4 | Ordained Priest | Réginald (Zénon) Duprat, O.P. † | Priest of Order of Friars Preachers | Bishop Emeritus of Prince-Albert, Saskatchewan, Canada |
| 16 Feb | | Born | Hubert Michael Newell † | | Bishop Emeritus of Cheyenne, Wyoming, USA |
| 18 Feb | | Born | Agostino Ernesto Castrillo, O.F.M. † | | Bishop of San Marco e Bisignano, Italy |
| 20 Feb | 50.5 | Died | Antonio Maria Buglione † | Archbishop of Conza e Campagna, Italy |
| Born | Augustine Francis Wildermuth, S.J. † | | Bishop Emeritus of Patna, India |
| 22 Feb | | Born | Stephanos I Sidarouss, C.M. † | | Cardinal, Patriarch Emeritus of Alexandria {Alessandria} (Coptic), Egypt |
| 23 Feb | | Born | Gaston-Marie Jacquier † | | Auxiliary Bishop of Alger, Algeria |
| 25 Feb | | Born | Fernand-Pierre-Robert Bézac des Martinies † | | Bishop Emeritus of Aire et Dax, France |
| 50.1 | Ordained Bishop | Carlo Giuseppe Cecchini, O.P. † | Titular Bishop of Halicarnassus | Archbishop of Taranto, Italy |
| 45.6 | Ordained Bishop | James Joseph Hartley † | Bishop of Columbus, Ohio, USA |
| 60.3 | Appointed | Dominique Jacquet (Jaquet), O.F.M. Conv. † | Titular Archbishop of Salamis | Bishop Emeritus of Iaşi, Romania |
| 26 Feb | 32.9 | Appointed | José María Álvarez, O.P. † | Prefect of Shikoku, Japan | Prefect Emeritus |
| 27 Feb | 24.1 | Ordained Priest | Rafael Balanzá y Navarro † | Priest of Valencia, Spain | Bishop of Lugo, Spain |
| 28.5 | Ordained Priest | Bernard Joseph Mahoney † | Priest of Albany, New York, USA | Bishop of Sioux Falls, South Dakota, USA |
| 23.3 | Ordained Priest | Philippe Zhao Huai-yi (Tchao) † | Priest | Vicar Apostolic of Süanhwafu, China |
| 23.2 | Ordained Deacon | Pierre-Sylvain Valentin, M.E.P. † | Deacon of La Société des Missions Etrangères | Bishop of Kangding [Kangting], China |
| 28 Feb | 71.5 | Died | Anthony Durier † | Bishop of Natchitoches, Louisiana, USA |
| 52.2 | Appointed | Neil McNeil † | Bishop of Saint George’s, Newfoundland, Canada | Archbishop of Toronto, Ontario, Canada |
| 29 Feb | | Born | Manuel da Silveira d’Elboux † | | Archbishop of Curitiba, Parana, Brazil |
| Mar | 20.5 | Professed | Paul Léon Cornelius Montaigne, C.M. † | Member of Congregation of the Mission | Vicar Apostolic Emeritus of Peking [Beijing], China |
| 1 Mar | | Born | Miguel Ángel Arce Vivas † | | Archbishop Emeritus of Popayán, Colombia |
| 66.6 | Died | Joaquim Augusto de Barros † | Bishop of Santiago de Cabo Verde |
| 45.6 | Installed | James Joseph Hartley † | Bishop of Columbus, Ohio, USA |
| Born | [John Li Xue-song] † | | Bishop of Jilin [Kirin], China |
| Born | Pacificus Li Huande (Li Xuande, Ly Hsuan-te), O.F.M. † | | Bishop of Yan’an [Yenan], China |
| 4 Mar | 39.4 | Appointed | Isidore Klauss, S.M.A. † | Vicar Apostolic of Costa d’Oro {Gold Coast}, Ghana |
| 39.4 | Appointed | Isidore Klauss, S.M.A. † | Titular Bishop of Tubunae in Mauretania | Vicar Apostolic of Costa d’Oro {Gold Coast}, Ghana |
| 5 Mar | 45.0 | Appointed | François Désiré Jean Drure, O.C.D. † | Apostolic Delegate to Mesopotamia, Kurdistan, and Lesser Armenia, Iraq | Archbishop of Baghdad, Iraq |
| 8 Mar | | Born | Jacques Le Cordier † | | Bishop Emeritus of Saint-Denis, France |
| 61.3 | Appointed | Domenico Raffaele Francesco Marengo, O.P. † | Coadjutor Archbishop of Izmir (Smirne), Turkey | Archbishop |
| 61.3 | Appointed | Domenico Raffaele Francesco Marengo, O.P. † | Titular Archbishop of Titopolis | Archbishop of Izmir (Smirne), Turkey |
| 9 Mar | | Born | Tulio Botero Salazar, C.M. † | | Archbishop Emeritus of Medellín, Colombia |
| Born | Patrick James Skinner, C.I.M. † | | Archbishop Emeritus of Saint John’s, Newfoundland, Canada |
| 11 Mar | 42.0 | Appointed | Thomas Francis Cusack † | Auxiliary Bishop of New York, New York, USA | Bishop of Albany, New York, USA |
| 42.0 | Appointed | Thomas Francis Cusack † | Titular Bishop of Themiscyra | Bishop of Albany, New York, USA |
| 12 Mar | 39.7 | Appointed | Peter Emmanuel Amigo † | Bishop of Southwark, England, Great Britain |
| 49.8 | Appointed | William Stang † | Bishop of Fall River, Massachusetts, USA |
| 13 Mar | 63.3 | Ordained Bishop | Pierre-Lucien Campistron † | Bishop of Annecy, France |
| 55.0 | Appointed | Aristide Cavallari † | Cardinal, Patriarch of Venezia {Venice}, Italy |
| 37.9 | Ordained Bishop | Celestino Endrici † | Bishop of Trento, Italy | Archbishop of Trento, Italy |
| 68.7 | Resigned | St. Giuseppe Melchiorre Sarto † | Patriarch of Venezia {Venice}, Italy | Pope (Roma {Rome}, Italy) |
| Born | René-Louis-Marie Stourm † | | Archbishop Emeritus of Sens (-Auxerre), France |
| 23.0 | Ordained Priest | Pierre Cheng Youxian (Cheng Youhin) † | Priest | Vicar Apostolic of Süanhwafu, China |
| 15 Mar | 70.7 | Died | Vincenzo Molo † | Apostolic Administrator of Lugano, Switzerland |
| 17 Mar | 69.6 | Died | Louis Mary (Michael) Fink, O.S.B. † | Bishop of Leavenworth, Kansas, USA |
| 18 Mar | 16.4 | Professed | Víctor Álvarez Huapaya, S.D.B. † | Member of Salesians of Saint John Bosco | Bishop of Ayacucho o Huamanga (Guamanga), Peru |
| 55.5 | Appointed | Filippo Camassei † | Archbishop of Naxos, Greece | Cardinal, Patriarch Emeritus of Jerusalem {Gerusalemme}, Palestine |
| 19 Mar | | Born | Dante Battaglierin, S.X. † | | Bishop Emeritus of Khulna, Bangladesh |
| 23.6 | Ordained Priest | Andrea Cesarano † | Priest of Amalfi, Italy | Archbishop of Manfredonia (e Vieste), Italy |
| 24.4 | Ordained Priest | Michael Joseph Curley † | Priest of Saint Augustine, Florida, USA | Archbishop of Baltimore-Washington, Maryland, USA |
| 23.8 | Ordained Priest | Gaetano De Cicco † | Priest | Bishop Emeritus of Sessa Aurunca, Italy |
| 38.0 | Installed | Celestino Endrici † | Bishop of Trento, Italy | Archbishop of Trento, Italy |
| Born | Hubertus Hermens, S.V.D. † | | Prefect Emeritus of Denpasar, Indonesia |
| 45.7 | Ordained Bishop | Georg Heinrich Maria Kirstein † | Bishop of Mainz, Germany |
| 22.5 | Ordained Priest | Terence Bernard McGuire † | Priest of Lismore, Australia | Archbishop Emeritus of Canberra (and Goulburn), Australia |
| Born | Joseph Meng Zi Wen (Meng Jieren; Mong Zi Wen) † | | Bishop of Nanning [Nanning], China |
| 24.1 | Ordained Priest | Bl. Ildefonso (Alfred Aloisius) Schuster, O.S.B. † | Priest of Order of Saint Benedict | Cardinal, Archbishop of Milano {Milan}, Italy |
| 26.6 | Ordained Priest | Joseph Cui Shouxun (Tsui Shou-hsun, Tsoei Shou-hsün) † | Priest | Bishop of Yongnian [Yüngnien], China |
| 64.3 | Ordained Bishop | Georg Wuschanski † | Titular Bishop of Samos | Prefect of Lausitz (Lusatia), Germany |
| 20 Mar | 64.2 | Ordained Bishop | Paul-Félix Beuvain de Beauséjour † | Bishop of Carcassonne, France |
| 38.2 | Ordained Bishop | Paolo Schirò † | Titular Bishop of Benda |
| 21 Mar | | Born | Albert Conrad de Vito, O.F.M. Cap. † | | Bishop of Lucknow, India |
| 22 Mar | | Born | Ángel (Angelus) Almárcegui de la Virgen de Valentuñana, O.A.R. † | | Prior General Emeritus of Order of Augustinian Recollects |
| Born | Octaviano Márquez y Tóriz † | | Archbishop of Puebla de los Ángeles, México |
| 23 Mar | | Born | James Hagan, C.S.Sp. † | | Bishop Emeritus of Makurdi, Nigeria |
| 65.4 | Died | Stefano Porro † | Auxiliary Bishop of Andria, Italy |
| 24 Mar | 66.2 | Appointed | Giovanni Cagliero, S.D.B. † | Titular Archbishop of Sebastea | Cardinal, Cardinal-Bishop of Frascati |
| 25 Mar | 39.8 | Ordained Bishop | Peter Emmanuel Amigo † | Bishop of Southwark, England, Great Britain |
| Born | Peter Wang Muduo (Wang Mu-to) † | | Bishop of Xuanhua [Süanhwa], China |
| 26 Mar | 78.1 | Died | Julian Cáceres Negrón † | Auxiliary Bishop of Lima, Peru |
| 46.9 | Appointed | Isidore-Marie-Victor Douceré, S.M. † | Titular Bishop of Terenuthis | Vicar Apostolic of New Hebrides {Isole Nouve Ebridi}, Vanuatu, Pacific (Oceania) |
| 46.9 | Appointed | Isidore-Marie-Victor Douceré, S.M. † | Vicar Apostolic of New Hebrides {Isole Nouve Ebridi}, Vanuatu, Pacific (Oceania) |
| 27 Mar | 22.5 | Ordained Priest | Ettore Baranzini † | Priest of Milano {Milan}, Italy | Archbishop of Siracusa, Italy |
| 64.4 | Died | Pedro Rafael González y Calixto † | Archbishop of Quito, Ecuador | Archbishop Emeritus |
| 28 Mar | 46.1 | Appointed | Joseph Raphael John Crimont, S.J. † | Prefect of Alaska, USA | Vicar Apostolic of Alaska, USA |
| 62.5 | Resigned | Jean-Baptiste René, S.J. † | Prefect of Alaska, USA | Prefect Emeritus |