| Date | Age | Bishop | Title |
|---|
| unknown | 69.7 | Emmanuel Asmar † | Bishop of Zaku (Chaldean), Iraq |
| 4 Jan | 74.1 | Michael von Deinlein † | Archbishop of Bamberg, Germany |
| 8 Jan | 58.3 | Ludwig Forwerk † | Vicar Apostolic of Saxonia (Saxony), Germany |
| 10 Jan | 68.3 | Giulio Arrigoni, O.F.M. Ref. † | Archbishop of Lucca, Italy |
| 21 Jan | 80.5 | János Nehiba † | Auxiliary Bishop of Kalocsa, Hungary |
| 26 Jan | 68.6 | Patrick Leahy † | Archbishop of Cashel (-Emly), Ireland |
| 30 Jan | 69.8 | Prosper Louis Pascal Guéranger, O.S.B. † | Abbot of Order of Saint Benedict |
| 2 Feb | 78.7 | João d’Aguiar † | Bishop Emeritus of Bragança e Miranda, Portugal |
| 8 Feb | 57.1 | Ambrosio María Serrano y Rodriguez † | Bishop of Chilapa, Guerrero, México |
| 10 Feb | 86.1 | Camillo Monteforte † | Auxiliary Bishop of Napoli {Naples}, Italy |
| 11 Feb | 57.7 | Giuseppe Teta † | Bishop of Oppido Mamertina, Italy |
| 12 Feb | 67.4 | Bartolomeo Legat † | Bishop of Trieste e Capodistria (Trst i Koper), Italy |
| 15 Feb | 57.3 | Edward John Horan † | Bishop Emeritus of Kingston, Ontario, Canada |
| 24 Feb | 75.6 | Luigi Giuseppe Anselmo Natoli † | Archbishop of Messina, Italy |
| 8 Mar | 73.2 | Lorenzo Barili † | Cardinal, Prefect of the Congregation for Indulgences and Relics |
| 9 Mar | 67.9 | Clemente Pagliari † | Bishop of Anagni, Italy |
| 10 Mar | 81.1 | Ignazio Giustiniani † | Bishop of Chios (Scio), Greece |
| 20 Mar | 57.2 | Indalecio Barreto † | Bishop of Nueva Pamplona, Colombia |
| 21 Mar | 77.5 | José López y Crespo † | Bishop of Santander, Spain |
| 20 Apr | 81.1 | Raffaele Ferrigno † | Archbishop of Brindisi, Italy |
| 1 May | 85.2 | Patrick Durcan † | Bishop of Achonry, Ireland |
| 4 May | 65.7 | Dominik Mayer † | Bishop of Austria, Military |
| 9 May | 68.9 | Francesco Andreoli † | Bishop of Cagli e Pergola, Italy |
| 12 May | 70.2 | Heinrich von Hofstätter † | Bishop of Passau, Germany |
| 13 May | 62.7 | Lorenzo Bergeretti, O.F.M. Ref. † | Archbishop of Naxos, Greece |
| 23 May | 45.3 | Paolo Carnevali (Carnevale), O.F.M. Obs. † | Coadjutor Vicar Apostolic of Shansi {Scian-Si} (Chan-Si), China |
| 25 May | 62.2 | Claude-Henri-Augustin Plantier † | Bishop of Nîmes, France |
| 29 May | 75.4 | Motiejus Wołonczewscki † | Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| 30 May | 68.2 | Adrian Włodarski † | Auxiliary Bishop of Wrocław (Breslau), Poland |
| 31 May | 84.2 | Józef Grzegorz Wojtarowicz † | Bishop Emeritus of Tarnów, Poland |
| 14 Jun | 75.2 | Grzegorz Michał Szymonowicz † | Archbishop of Lviv (Armenian), Ukraine |
| 6 Jul | 75.5 | Jacques-Marie-Joseph Jeancard † | Auxiliary Bishop Emeritus of Marseille, France |
| 7 Jul | 88.1 | Antônio Ferreira Viçoso, C.M. † | Bishop of Mariana, Brazil |
| 9 Jul | 79.4 | Jacques-Marie-Adrien-Césaire Mathieu † | Cardinal, Archbishop of Besançon, France |
| 15 Jul | 65.6 | Charles LaRocque † | Bishop of Saint-Hyacinthe, Québec, Canada |
| 15 Jul | 80.2 | Peter-Josef de Preux † | Bishop of Sion {Sitten}, Switzerland |
| 4 Aug | 77.8 | Johannes Boßmann (Bossmann) † | Auxiliary Bishop of Münster, Germany |
| 6 Aug | 83.6 | Tomás Miguel Pineda y Saldaña † | Bishop of San Salvador, El Salvador |
| 12 Aug | 88.9 | Guglielmo Aretini-Sillani † | Bishop Emeritus of Terracina, Priverno e Sezze, Italy |
| 22 Aug | 56.2 | Venanzio Mobili † | President of the Pontifical Ecclesiastical Academy |
| 2 Sep | 69.0 | Pierre Apelian † | Bishop of Marasc (Armenian), Turkey |
| 11 Sep | 65.4 | Johannes Baptist Swinkels, C.Ss.R. † | Vicar Apostolic of Dutch Guyana-Suriname, Antilles |
| 12 Sep | 69.3 | János Ranolder † | Bishop of Veszprém, Hungary |
| 16 Sep | 79.6 | Gaspare Grassellini, C.O. † | Cardinal, Priest of Confederation of Oratorians of St. Philip Neri |
| 29 Sep | 72.6 | Auguste Marie Martin † | Bishop of Natchitoches, Louisiana, USA |
| 13 Oct | 70.1 | Antoine-Charles Cousseau † | Bishop Emeritus of Angoulême, France |
| 17 Oct | 57.2 | Salvatore Nobili Vitelleschi † | Cardinal, Secretary of the Congregation of Bishops and Regulars |
| 23 Oct | 66.1 | Giacomo Filippo Gentile † | Bishop of Novara, Italy |
| 1 Nov | 60.9 | Jean-Baptiste-Irénée Callot † | Bishop of Oran, Algeria |
| 2 Nov | 71.4 | José Maria González Rúbio, O.F.M. † | Former Administrator of Monterey, California, USA |
| 12 Nov | 72.7 | Thomas Furlong † | Bishop of Ferns, Ireland |
| 17 Nov | 68.9 | Jacques-Marie-Achille Ginoulhiac † | Archbishop of Lyon (-Vienne), France |
| 17 Nov | 68.0 | Johann Valentin von Reißmann † | Bishop of Würzburg, Germany |
| 19 Nov | 64.7 | Jean-Antoine-Marie Pelamourgues † | Priest of Dubuque, Iowa, USA |
| 19 Nov | 72.7 | Pietro de Silvestri † | Cardinal, Cardinal-Priest of San Marco |
| 20 Nov | 74.8 | Antonio Ranza † | Bishop of Piacenza, Italy |
| 24 Nov | 78.1 | Joseph Othmar von Rauscher † | Cardinal, Archbishop of Wien {Vienna}, Austria |
| 9 Dec | 70.7 | José Luis Montagut y Rubio † | Bishop of Segorbe, Spain |
| 13 Dec | 80.7 | Wincenty Lipski † | Auxiliary Bishop of Tiraspol, Moldova |
| 21 Dec | 85.6 | Rodrigo Moreno Echevarría y Briones, O.S.B. † | Bishop of Segovia, Spain |
| 22 Dec | 82.7 | Jozef Gaganecz † | Bishop of Prešov (Prjašev) (Slovak), Slovakia |
| 24 Dec | 74.5 | Jean-Paul-François-Marie-Félix Lyonnet † | Archbishop of Albi, France |
| 29 Dec | 51.0 | Jean-Claude Duret, C.S.Sp. † | Vicar Apostolic of Senegambia, Senegal |
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