| Date | Age | Bishop | Title |
| unknown | | Henry Bardou † | Prefect of Ghardaïa nel Sahara, Algeria |
| unknown | 60.2 | Evaristo Blanco † | Bishop of Nueva Pamplona, Colombia |
| unknown | 46.6 | Angelo Bortolomasi † | Auxiliary Bishop of Torino {Turin}, Italy |
| unknown | | Giacomo Cluts, O.F.M. Cap. † | Prefect of Sumatra, Indonesia |
| unknown | 68.4 | Garabed (Carlo) Kiciurian † | Bishop Emeritus of Garin (Erzerum) (Armenian) |
| unknown | 81.4 | Nicola Maria Merola † | Bishop of Isernia e Venafro, Italy |
| unknown | 73.0 | Henry O'Neill † | Bishop of Dromore, Ireland |
| unknown | | Rufino Santos † | Prefect of San León del Amazonas, Peru |
| 3 Jan | 59.2 | Thomas Francis Doran † | Auxiliary Bishop of Providence, Rhode Island, USA |
| 8 Jan | 70.7 | Richard Scannell † | Bishop of Omaha, Nebraska, USA |
| 11 Jan | 75.1 | Cyrille VIII Geha † | Patriarch of Antiochia {Antioch} (Melkite), Syria |
| 13 Jan | 50.0 | Basilio Hossu † | Bishop of Gherla, Armenopoli, Szamos-Ujvár (Romanian), Romania |
| 15 Jan | 80.7 | Mariano Supervía y Lostalé † | Bishop of Huesca, Spain |
| 17 Jan | 76.0 | Vito Antonio Fioni † | Bishop Emeritus of Larino, Italy |
| 17 Jan | 83.1 | Domenico Maria Valensise † | Bishop Emeritus of Nicastro, Italy |
| 18 Jan | 80.6 | Giuseppe Camassa † | Bishop Emeritus of Melfi-Rapolla, Italy |
| 19 Jan | 65.8 | Pasquale Giamgian † | Bishop of Prusa degli Armeni |
| 25 Jan | 77.6 | Dionisio Nicolosi † | Bishop of Chios (Scio), Greece |
| 25 Jan | 70.6 | Raniero Sarnari † | Bishop of Macerata-Tolentino, Italy |
| 6 Feb | 70.3 | Michele Cardella, C.P. † | Bishop of Sovana-Pitigliano, Italy |
| 7 Feb | 69.4 | José Torras y Bages † | Bishop of Vic, Spain |
| 11 Feb | 69.2 | Jean-Baptiste Desanti † | Bishop of Ajaccio, France |
| 15 Feb | 64.7 | Peter Göbl † | Auxiliary Bishop of Augsburg, Germany |
| 19 Feb | 70.1 | John Walter Shanahan † | Bishop of Harrisburg, Pennsylvania, USA |
| 3 Mar | 79.3 | Eduard Hermann (Herrmann) † | Auxiliary Bishop of Warmia, Poland |
| 8 Mar | 67.3 | Valeriano Menéndez y Conde † | Archbishop of Valencia, Spain |
| 14 Mar | 60.7 | Bernhard Joseph Doebbing, O.F.M. † | Bishop of Nepi e Sutri, Italy |
| 19 Mar | 82.0 | Girolamo Maria Gotti, O.C.D. † | Cardinal, Official of the Roman Curia - Other |
| 20 Mar | 60.5 | Thomas Francis Brennan † | Auxiliary Bishop Emeritus of Saint John’s, Newfoundland, Canada |
| 22 Mar | 81.6 | Giacomo Merizzi † | Bishop Emeritus of Vigevano, Italy |
| 23 Mar | 49.5 | Fernando de Souza Monteiro, C.M. † | Bishop of Espírito Santo, Brazil |
| 24 Mar | 50.2 | Soter Stephen Ortynsky de Labetz, O.S.B.M. † | Bishop of United States of America, Faithful of the Oriental Rite (Ukrainian), Pennsylvania |
| 29 Mar | 71.3 | Vincenzo Franceschini † | Bishop of Fano, Italy |
| 6 Apr | 74.6 | Jean Baptist Rene, S.J. † | Prelate Emeritus of Alaska, USA |
| 28 Apr | 70.0 | Paolo Marco Tei, O.F.M. Cap. † | Bishop of Pesaro, Italy |
| 4 May | 64.1 | Hector-Irénée Sévin † | Cardinal, Archbishop of Lyon (-Vienne), France |
| 7 Jun | 74.1 | Henry Pinckney Northrop † | Bishop of Charleston, South Carolina, USA |
| 9 Jun | 75.0 | Felice Gianfelice † | Bishop of Boiano, Italy |
| 14 Jun | 77.1 | Thomas (Alphonsus) O’Callaghan, O.P. † | Bishop of Cork, Ireland |
| 27 Jun | 78.6 | Robert Brindle † | Bishop Emeritus of Nottingham, England, Great Britain |
| 29 Jun | 68.9 | Jacobus Cornelis Meeuwissen, C.SS.R. † | Vicar Apostolic Emeritus of Dutch Guyana-Suriname, Suriname, Antilles |
| 17 Jul | 73.1 | Giovanni Battista Krapàc † | Bishop of Sirmio, Croatia |
| 26 Jul | 67.2 | Gustave Maria Blanche, C.I.M. † | Vicar Apostolic of Golfe St-Laurent, Québec, Canada |
| 27 Jul | 59.3 | Henri Doulcet, C.P. † | Bishop Emeritus of Nicopoli, Bulgaria |
| 25 Aug | 76.2 | John Lancaster Spalding † | Bishop Emeritus of Peoria, Illinois, USA |
| 26 Aug | 77.0 | Valentín García y Barros † | Bishop Emeritus of Palencia, Spain |
| 28 Aug | | Ignatius Jean, O.S.B. † | Prelate Emeritus of Indian Territory, Oklahoma, USA |
| 10 Sep | 56.4 | Jules-Alexandre-Léon Bouissière † | Bishop of Constantine (-Hippone), Algeria |
| 14 Sep | 63.8 | Antonio Maria Bonito † | Archbishop Emeritus of Amalfi, Italy |
| 18 Sep | 72.4 | Stephen Reville, O.S.A. † | Bishop of Sandhurst, Australia |
| 27 Sep | 50.8 | Modesto Augusto Vieira † | Auxiliary Bishop of Mariana, Minas Gerais, Brazil |
| 28 Sep | 68.8 | Hermann Jürgens (Juergens), S.J. † | Archbishop of Bombay, India |
| 9 Oct | 65.8 | Santiago Ozcoidi y Udave † | Bishop of Tarazona (-Tudela), Spain |
| 14 Oct | 79.0 | Roberto Menini, O.F.M. Cap. † | Vicar Apostolic of Sofia e Plovdiv, Bulgaria |
| 15 Oct | 74.9 | Charles Marbach † | Auxiliary Bishop Emeritus of Strasbourg, France |
| 5 Nov | 71.9 | Francesco Salesio Della Volpe † | Cardinal, Chamberlain (Camerlengo) of the Apostolic Chamber |
| 9 Nov | 83.9 | Antonio Stillemans † | Bishop Emeritus of Gent {Ghent, Gand}, Belgium |
| 11 Nov | 61.4 | Ismaele Puirredon † | Bishop Emeritus of Puno, Peru |
| 1 Dec | 96.9 | Henri Monnier † | Auxiliary Bishop of Cambrai, France |
| 5 Dec | 84.7 | Giovanni Battista Scotti † | Bishop of Osimo e Cingoli, Italy |
| 15 Dec | 76.9 | Giuseppe Staiti di Brancaleone † | Bishop of Andria, Italy |
| 17 Dec | 63.0 | Carlo Giuseppe Cecchini, O.P. † | Archbishop of Taranto, Italy |
| 22 Dec | 62.1 | Emilio Parodi, C.M. † | Archbishop of Sassari, Italy |
| 23 Dec | 88.3 | Antonio Ayres de Gouvea † | Titular Archbishop of Chalcedon |
| 24 Dec | 60.8 | Emile-Louis-Cornil Lobbedey † | Bishop of Arras (, Boulogne, e Saint-Omer), France |
| 26 Dec | 78.7 | Henry Joseph Richter † | Bishop of Grand Rapids, Michigan, USA |
| 29 Dec | 70.9 | John Dunne † | Bishop of Wilcannia, Australia |