| Date | Age | Bishop | Title |
|---|
| unknown | 61.9 | Antonio José Ferreira de Sousa † | Auxiliary Bishop of Lisboa {Lisbon}, Portugal |
| unknown | 73.7 | Giuseppe Stanislao Gentili † | Bishop of Colle di Val d’Elsa, Italy |
| unknown | 68.3 | Lev (Leon) Javorskyj (Jaworowski), O.S.B.M. † | Auxiliary Bishop of Žyrovyci (Ukrainian), Lithuania |
| unknown | 81.1 | Vincenzo Maria Manieri, O.F.M. Conv. † | Bishop of Ruvo e Bitonto, Italy |
| unknown | 69.7 | Joseph (Josip) Salecz (Žalec) † | Auxiliary Bishop of Zagreb (Agram), Croatia |
| 2 Jan | 77.2 | Joaquim de Sant’Ana Carvalho † | Bishop Emeritus of Faro {Algarve}, Portugal |
| 3 Jan | 69.1 | Giuseppe Maria Pezzella, O.E.S.A. † | Bishop of Calvi e Teano, Italy |
| 4 Jan | | Jean-Baptiste Gridaine † | Vicar Apostolic of Sweden |
| 6 Jan | 78.6 | Giovanni Antonio de Fulgure, C.M. † | Archbishop of Taranto, Italy |
| 26 Jan | 69.9 | Bernardo Martínez Carnero † | Bishop of Islas Canarias {Canary Islands}, Spain |
| 26 Jan | | Jakiv (Jakub) Martusevyc (Martusiewicz) † | Archbishop of Polotsk (Połock)-Vitebsk (Ukrainian), Belarus |
| 27 Jan | 64.9 | José Caetano da Silva Coutinho † | Bishop of São Sebastião do Rio de Janeiro, Brazil |
| 28 Jan | 75.1 | Antoine-Xavier de Neirac † | Bishop of Tarbes, France |
| 2 Feb | 78.5 | Giulio Rossi † | Bishop of Pescia, Italy |
| 3 Feb | 76.1 | Tommaso Maria Raimondo Leopoldo Arezzo † | Cardinal, Cardinal-Bishop of Sabina |
| 8 Feb | 44.9 | Louis-François-Auguste de Rohan Chabot † | Cardinal, Archbishop of Besançon, France |
| 14 Feb | 80.0 | Bernard-Claude Panet † | Archbishop of Québec, Canada |
| 25 Feb | 80.5 | Charles Brault † | Archbishop of Albi, France |
| 2 Mar | 58.5 | Domenico Bellusci † | Titular Bishop of Sinope |
| 8 Mar | 73.1 | Georg Michael Wittmann † | Auxiliary Bishop of Regensburg, Germany |
| 9 Mar | 78.5 | [Thomas-Juste Poullard] † | Bishop Emeritus of [Saône-et-Loire (Constitutional), France] |
| 13 Mar | 81.1 | Ignace V Cattan (Qattan), B.S. † | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| 15 Mar | 56.1 | Robert Gradwell † | Coadjutor Vicar Apostolic of London District, England, Great Britain |
| 19 Mar | 74.6 | Pedro Valera y Jiménez † | Archbishop of Santo Domingo, Dominican Republic |
| 28 Mar | 74.1 | Alois Jozef Krakowski von Kolowrat † | Archbishop of Praha {Prague}, Czechia |
| 1 Apr | | Pietro Ginaj † | Bishop Emeritus of Pult (Pulati), Albania |
| 7 Apr | 72.3 | Donat Nicholas Vincenzo Zaccaria Boccardo, O.F.M. Cap. † | Bishop of Crotone (Cotrone), Italy |
| 9 Apr | 82.4 | Pedro Gutiérrez de Cos y Saavedra Seminario † | Bishop of Puerto Rico (Porto Rico) |
| 20 Apr | 66.7 | Francesco Antonio Visocchi † | Bishop of Gallipoli, Italy |
| 28 Apr | 64.1 | Salvatore de Luca † | Archbishop of Rossano, Italy |
| 29 Apr | 69.4 | Johann Heinrich Milz † | Auxiliary Bishop of Trier, Germany |
| 6 May | 86.5 | Joannes Baptist Jesich † | Bishop of Senj (-Modruš), Croatia |
| 16 May | 78.4 | João de Magalhães e Avelar † | Bishop of Porto, Portugal |
| 22 May | 64.7 | Joseph Vitus Burg † | Bishop of Mainz, Germany |
| 8 Jun | 86.8 | Charles-Antoine-Henri Du Valk de Dampierre † | Bishop of Clermont, France |
| 11 Jun | 78.3 | Nicola Serarcangeli † | Bishop of Fano, Italy |
| 19 Jun | 69.1 | Giuseppe Maria Pellicano † | Bishop of Gerace, Italy |
| 3 Jul | 68.5 | Robert Laffan † | Archbishop of Cashel (-Emly), Ireland |
| 6 Jul | 72.3 | Francesco Toli † | Bishop of Pistoia e Prato, Italy |
| 15 Jul | 75.5 | Isaie Jesu-Yab-Jean Guriel † | Bishop of Salmas {Shahpour} (Chaldean), Iran |
| 24 Jul | 85.1 | Lorenzo Girolamo Mattei † | Cardinal, Titular Patriarch of Antiochia {Antioch} |
| 9 Aug | 75.1 | Luís da Cunha de Abreu e Melo † | Bishop of Beja, Portugal |
| 27 Aug | 44.7 | Philippe-Marie-Thérèse-Guy Carron † | Bishop of Le Mans, France |
| 29 Aug | 76.6 | Antonio Pérez Minayo † | Bishop of Almería, Spain |
| 5 Sep | 34.2 | Leo Raymond de Neckère, C.M. † | Bishop of New Orleans, Louisiana, USA |
| 15 Sep | 82.5 | Giovanni Caccia-Piatti (Cacciapiatti) † | Cardinal, Prefect of the Roman Curia - Other |
| 1 Oct | 61.0 | Mariano Baldassare Medici, O.P. † | Bishop of Cervia, Italy |
| 2 Oct | 67.6 | Carlo Pio Ravasi, O.S.B. † | Bishop of Adria, Italy |
| 23 Oct | 73.3 | Karl Rudolf von Buol-Schauenstein † | Bishop of Chur-Sankt Gallen, Switzerland |
| 26 Oct | 57.3 | Jakob Brand † | Bishop of Limburg, Germany |
| 29 Oct | 68.3 | Emanuele Maria Bellorado, O.P. † | Bishop of Sant’Agata de’ Goti, Italy |
| 10 Nov | 60.6 | Frédéric-Auguste-François-Joseph-Ghislain de Cuvelier † | Priest of Namur {Namen}, Belgium |
| 10 Nov | 65.5 | José Francisco da Soledade Bravo † | Bishop of Portalegre, Portugal |
| 2 Dec | 60.1 | José Asensio Ocón y Toledo † | Bishop of Teruel, Spain |
| 12 Dec | 67.9 | Louis-Guillaume-Valentin Dubourg, P.S.S. † | Archbishop of Besançon, France |
| 14 Dec | 61.9 | Giuseppe Maria Bozzi † | Bishop of Mantova, Italy |
| 27 Dec | 86.1 | Josef František Hurdalek † | Bishop Emeritus of Litoměřice, Czechia |
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