| Date | Age | Bishop | Title |
|---|
| unknown | 71.4 | José Joaquim (José Antonio) de Oliveira Carvalho (da Imaculada Conceição Amarante), O.F.M. Obs. † | Archbishop of Cranganore (Angamala), India |
| unknown | | Gregoire Emmanuel (Karme) † | Archbishop of Mossul (Syrian), Iraq |
| unknown | 74.3 | Antonio Maria Trigona † | Archbishop Emeritus of Messina, Italy |
| 2 Jan | 68.5 | Juan Arciniega † | Auxiliary Bishop of Toledo, Spain |
| 8 Jan | 69.7 | Domenico Genovesi † | Titular Archbishop of Mitylene |
| 11 Jan | 74.9 | Louis-Charles-François de La Tour-Landorte † | Bishop of Pamiers, France |
| 13 Jan | 42.0 | Thomas Kelly † | Archbishop of Armagh, Ireland |
| 16 Jan | 65.1 | János Horváth † | Bishop of Székesfehérvár (Albareale), Hungary |
| 31 Jan | 63.2 | Johann Friedrich Oesterreicher † | Bishop of Eichstätt, Germany |
| 13 Feb | 72.5 | Jacques Raillon † | Archbishop of Aix (-Arles-Embrun), France |
| 16 Feb | 73.1 | Francesco-Saverio Domeniconi † | Bishop of Alatri, Italy |
| 7 Mar | 80.0 | Binkentios Coressi † | Vicar Apostolic of Constantinople, Turkey |
| 29 Mar | 64.9 | Vicente Román y Linares, O. Praem. † | Auxiliary Bishop of Sevilla {Seville}, Spain |
| 11 Apr | 70.4 | Francesco Canali † | Cardinal, Bishop Emeritus of Tivoli, Italy |
| 15 Apr | 76.6 | Cristóbal Bencomo Rodríguez † | Titular Archbishop of Heraclea in Europa |
| 20 Apr | 78.5 | Jerónimo Castellón y Salas † | Bishop of Tarazona, Spain |
| 22 Apr | 76.2 | Aeneas Bernard MacEachern † | Bishop of Charlottetown, Prince Edward Island, Canada |
| 1 May | 76.6 | Jean-Baptiste Colonna d’Istria † | Bishop Emeritus of Nice, France |
| 15 May | 58.8 | Pasquale de Nicolais † | Bishop of Nusco, Italy |
| 18 May | 52.6 | Pierre-Antoine Tabeau † | Auxiliary Bishop-Elect of Québec, Canada |
| 20 May | 72.4 | Thomas Basilius Tomaggian, O.F.M. Conv. † | Titular Archbishop of Durrës (Durazzo) (Albanian), Albania |
| 24 May | 75.4 | Angiolo Maria Gilardoni † | Bishop of Pistoia e Prato, Italy |
| 3 Jun | 71.2 | Francesco Maria Pandolfi Alberici † | Cardinal, Cardinal-Priest of Santa Prisca |
| 27 Jun | 80.2 | Alessandro Maria Pagani † | Bishop of Lodi, Italy |
| 28 Jun | 72.0 | Augustin Johann Joseph Gruber † | Archbishop of Salzburg, Austria |
| 3 Jul | 59.4 | Pablo Jesús Corcuera y Caserta † | Bishop of Vic, Spain |
| 18 Jul | 79.2 | Pietro Maria d’Agostino † | Bishop of Agrigento (Girgenti), Italy |
| 31 Jul | 65.4 | Jean Arnold Barrett † | Bishop of Namur {Namen}, Belgium |
| 2 Aug | 70.6 | Ferdinand August Maria Joseph Anton Spiegel zum Desenberg † | Archbishop of Köln {Cologne}, Germany |
| 12 Aug | 56.1 | Joseph Karl von Schuberth † | Auxiliary Bishop of Wrocław (Breslau), Poland |
| 21 Aug | 75.1 | Pedro Manuel Ramírez de la Piscina † | Bishop of Ciudad Rodrigo, Spain |
| 24 Aug | 71.6 | Joaquín López y Sicilia † | Archbishop of Valencia, Spain |
| 25 Aug | 67.6 | Giovanni Ignatius Ambrose Giovanni Angelo Porta, O.F.M. Cap. † | Titular Bishop of Thermopylae |
| 17 Sep | 74.2 | Pierre Dupont de Poursat † | Bishop of Coutances, France |
| 19 Sep | 71.8 | Michele Arcangelo Del Forno † | Bishop Emeritus of Trivento, Italy |
| 28 Sep | 73.3 | José da Santíssima Trindade Leite, O.F.M. Ref. † | Bishop of Mariana, Brazil |
| 6 Oct | 54.0 | Gennaro Pellino † | Archbishop of Conza e Campagna, Italy |
| 7 Oct | 75.8 | Antonio Barretta, C.R. † | Archbishop Emeritus of Brindisi, Italy |
| 15 Oct | 69.7 | Johann Martin Manl † | Bishop of Eichstätt, Germany |
| 20 Oct | 43.6 | Barthélemy Bruguière, M.E.P. † | Vicar Apostolic of Corea |
| 27 Oct | 85.5 | Etienne-André-François de Paule de Fallot de Béaupré de Beaumont † | Bishop Emeritus of Vaison, France |
| 11 Nov | 75.8 | Andrea Bratti † | Bishop of Forli, Italy |
| 26 Dec | 57.6 | José Gómez y Navas, T.O.R. † | Bishop of Málaga, Spain |
| 30 Dec | 67.8 | Godehard Joseph Osthaus † | Bishop of Hildesheim, Germany |
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