| Date | Age | Bishop | Title |
| unknown | 88.7 | Giuseppe Németh † | Auxiliary Bishop of Csanád, Hungary |
| unknown | | Enrico Nollen, M.S.C. † | Prefect of Nuova Guinea Olandese, Indonesia |
| 6 Jan | 68.8 | Ramón Peris Mencheta † | Bishop of Coria, Spain |
| 12 Jan | 60.2 | Hyacinthe-Joseph Jalabert, C.S.Sp. † | Vicar Apostolic of Senegambia, Senegal |
| 19 Jan | 78.8 | Thomas Francis Barry † | Bishop of Chatham, New Brunswick, Canada |
| 21 Jan | 63.0 | Bernard Nicholas Ward † | Bishop of Brentwood, England, Great Britain |
| 23 Jan | 72.1 | Giuseppe Melchisedechian † | Bishop of Garin (Erzerum) (Armenian) |
| 26 Jan | 77.3 | Giacomo Ghezzi, O.F.M. † | Bishop of Civita Castellana, Orte e Gallese, Italy |
| 31 Jan | 75.6 | Laureano Vérez de Acevedo, S.J. † | Bishop of Nyssa |
| 1 Feb | 56.3 | João Batista Corrêa Nery (Neri) † | Bishop of Campinas, Brazil |
| 6 Feb | 69.0 | Giuseppe Antonio Hulka † | Bishop of Ceské Budĕjovice {Budweis}, Czech Republic |
| 10 Feb | 44.0 | Placide Colliard † | Bishop of Lausanne et Genève, Switzerland |
| 10 Feb | 39.7 | Giorgio Giovanni Elli † | Bishop of Squillace, Italy |
| 11 Feb | 68.3 | Lucien-Emile Mossard, M.E.P. † | Vicar Apostolic of Western Cochin {Cocincina Occidentale}, Viêt Nam |
| 11 Feb | 76.0 | Aristide Rinaldini † | Cardinal, Official of the Roman Curia - Other |
| 21 Feb | 67.1 | Alessandro Beniamino Zanecchia-Ginnetti, O.C.D. † | Bishop of Teramo, Italy |
| 1 Mar | 75.2 | René-François Renou † | Archbishop Emeritus of Tours, France |
| 6 Mar | 43.1 | Michael Fintan Power † | Bishop of Saint George’s, Newfoundland, Canada |
| 10 Mar | 70.4 | Emile Joseph Legal, O.M.I. † | Archbishop of Edmonton, Alberta, Canada |
| 18 Mar | 67.9 | Filippo Giustini † | Cardinal, Prefect of the Congregation of the Discipline of the Sacraments |
| 19 Mar | 59.0 | Eduardo Solar Vicuña † | Auxiliary Bishop of La Serena, Chile |
| 23 Mar | 58.4 | Joseph Darian † | Titular Archbishop of Tarsus dei Maroniti |
| 27 Mar | 77.6 | Lajos Rajner † | Auxiliary Bishop of Esztergom, Hungary |
| 29 Mar | 82.3 | Nicolas Donnelly † | Auxiliary Bishop of Dublin, Ireland |
| 6 Apr | 58.4 | Carlo Taccetti † | Bishop of Gubbio, Italy |
| 11 Apr | 71.6 | Louis-Jean Dechelette † | Bishop of Evreux, France |
| 13 Apr | 59.4 | Giuseppe Dallepiane † | Bishop of Iglesias, Italy |
| 16 Apr | 59.4 | Francisco de Paula Mas y Oliver † | Bishop of Gerona, Spain |
| 20 Apr | 84.1 | François-Joseph-Edwin Bonnefoy † | Archbishop of Aix (-Arles-Embrun), France |
| 8 May | 68.3 | Francisco Ferreira da Silva † | Prelate of Mozambico, Mozambique |
| 8 May | 59.3 | Antonio Aurelio Torres y Sanz, O.C.D. † | Bishop Emeritus of Cienfuegos, Cuba |
| 15 May | 82.2 | Giulio Boschi † | Cardinal, Archbishop Emeritus of Ferrara, Italy |
| 27 May | 77.5 | Pierre-Louis Péchenard † | Bishop of Soissons (, Laon, e Saint-Quentin), France |
| 4 Jun | 68.2 | Alexandre Piquemal † | Auxiliary Bishop of Alger, Algeria |
| 18 Jun | 81.4 | John Edmund Fitzmaurice † | Bishop of Erie, Pennsylvania, USA |
| 19 Jun | 77.5 | Roberto Calai-Marioni † | Titular Bishop of Hesbon |
| 30 Jun | 48.3 | Fabiano Landi, O.F.M. † | Vicar Apostolic of Northwestern Hupeh {Hu-Pè Occiduo-Settentrionale}, China |
| Jul | 73.4 | Nicolo Zimarino † | Bishop of Gravina-Irsina, Italy |
| 2 Jul | 63.7 | Francisco Plancarte y Navarrette † | Archbishop of Linares o Nueva León, Nuevo León, México |
| 12 Jul | 71.9 | Albert Pascal, O.M.I. † | Bishop of Prince-Albert, Saskatchewan, Canada |
| 13 Jul | 73.0 | John Joseph Hennessy † | Bishop of Wichita, Kansas, USA |
| 14 Jul | 84.2 | Toribio Minguella y Arnedo, O.A.R. † | Bishop Emeritus of Sigüenza, Spain |
| 24 Jul | 70.7 | Georges-Jean-Damascène Lachavanne, C.S.Sp. † | Bishop of Port Victoria o Seychelles |
| 24 Jul | 71.3 | Augusto Eduardo Nunes † | Archbishop of Évora, Portugal |
| 27 Jul | 73.6 | Thomas Nörber † | Archbishop of Freiburg im Breisgau, Germany |
| 9 Aug | 69.5 | Pablo Singzon de la Anunciacion † | Bishop of Calbayog, Philippines |
| 12 Aug | 64.7 | Vincent Sardi di Rivisondoli † | Auxiliary Bishop Emeritus of Constantinople, Turkey |
| 14 Aug | 78.5 | Francesco Niola † | Archbishop of Gaeta, Italy |
| 19 Aug | 73.6 | Gaspare Bova † | Auxiliary Bishop of Palermo, Italy |
| 20 Aug | 71.6 | Constant-Jean-Baptiste Prodhomme, M.E.P. † | Vicar Apostolic of Laos, Thailand |
| 29 Aug | 70.0 | Léon-Adolphe Amette † | Cardinal, Archbishop of Paris, France |
| 29 Aug | 74.7 | Augustin Duret, S.M.A. † | Vicar Apostolic Emeritus of Delta del Nilo, Egypt |
| 2 Sep | 68.4 | Victoriano Guisasola y Menéndez † | Cardinal, Archbishop of Toledo, Spain |
| 12 Sep | 72.1 | Theodor Kappenberg † | Auxiliary Bishop of Münster, Germany |
| 18 Sep | 65.1 | Lajos Balós de Sipek (Balás) † | Bishop of Rožňava, Slovakia |
| 18 Sep | 69.6 | Giovanni Maria Pellizzari † | Bishop of Piacenza, Italy |
| 19 Sep | 79.2 | Vicente Santiago Sánchez de Castro † | Bishop of Santander, Spain |
| 27 Sep | 57.5 | Giovanni Battista Arista (Vigo) † | Bishop of Acireale, Italy |
| 5 Oct | 69.6 | Thomas Daniel Beaven † | Bishop of Springfield, Massachusetts, USA |
| 14 Oct | 69.1 | John Aloysius Maguire † | Archbishop of Glasgow, Scotland, Great Britain |
| 22 Oct | 75.0 | Eugene Augustine Garvey † | Bishop of Altoona, Pennsylvania, USA |
| 23 Oct | 82.4 | Hermann Zschokke † | Auxiliary Bishop of Wien {Vienna}, Austria |
| 17 Nov | 67.0 | William Andrew Macdonell † | Bishop of Alexandria in Ontario, Canada |
| 25 Nov | 80.7 | Pasquale de Siena † | Auxiliary Bishop of Napoli {Naples}, Italy |
| 26 Nov | 81.8 | Marc Chatagnon, M.E.P. † | Vicar Apostolic of Southern Szechwan {Se-Ciuen Meridionale}, China |
| 4 Dec | 64.9 | Franz Löbmann † | Vicar Apostolic of Saxonia (Saxony), Germany |
| 7 Dec | 79.8 | José Sebastião d'Almeida Neto, O.F.M. † | Cardinal, Patriarch Emeritus of Lisboa, Portugal |
| 9 Dec | 77.1 | José Meseguer y Costa † | Archbishop of Granada, Spain |
| 9 Dec | 58.1 | Demetrio Radu † | Bishop of Oradea Mare {Gran Varadino} (Romanian), Romania |
| 12 Dec | 64.5 | Juan Gaspar Stork, C.M. † | Bishop of San José de Costa Rica |
| 14 Dec | 82.2 | Giuseppe Ignazio Eduardo Sánchez Camacho † | Bishop Emeritus of Ciudad Victoria-Tamaulipas, Tamaulipas, México |
| 30 Dec | 70.3 | Antonio Mahnic † | Bishop of Krk (Veglia), Croatia |