| Date | Age | Bishop | Title |
| unknown | 84.0 | Pierre-Michel Bar-Tatar † | Archbishop of Seert (Chaldean), Turkey |
| 8 Jan | 73.7 | Raffaele Corradi, O.C.D. † | Bishop of Bagnoregio (Bagnorea), Italy |
| 9 Jan | 85.3 | Louis-Anne Nogret † | Bishop Emeritus of Saint-Claude, France |
| 9 Jan | 80.2 | Bernardino Trionfetti, O.F.M. † | Bishop Emeritus of Terracina, Priverno e Sezze, Italy |
| 10 Jan | 78.8 | Diego Mariano Alguacil y Rodríguez † | Bishop of Cartagena (en España) |
| 19 Jan | 63.1 | Beniamino Feuli † | Archbishop of Manfredonia (e Vieste), Italy |
| 25 Jan | 73.0 | Johann Chrysostomos Pogacar (Fogacar) † | Bishop of Ljubljana, Slovenia |
| 30 Jan | 57.8 | Luigi Maria Bilio, B. † | Cardinal, Secretary of the Congregation for Universal Inquisition |
| 20 Feb | 79.6 | Johann Theodor Laurent † | Vicar Apostolic Emeritus of Luxembourg |
| 26 Feb | 86.0 | Giovanni Battista Montixi † | Bishop of Iglesias, Italy |
| 28 Feb | 74.7 | Antoine-Pierre IX Hassun † | Cardinal, Patriarch Emeritus of Cilicia (Armenian), Lebanon |
| 1 Mar | 80.9 | Giovanni Battista Bagalà Blasini † | Bishop of Grosseto, Italy |
| 6 Mar | 78.2 | Camillo Di Pietro † | Cardinal, Official of the Roman Curia - Other |
| 8 Mar | 81.9 | José Ríos de los Lamadrid † | Bishop of Lugo, Spain |
| 14 Mar | 85.0 | Giovanni Rosati † | Bishop Emeritus of Todi, Italy |
| 16 Mar | 73.6 | Pedro Núñez y Pernía, O.S.B. † | Bishop of Coria, Spain |
| 19 Mar | 71.8 | Juan Bautista de Ormeachea y Ernáez † | Bishop of Tulancingo, Hidalgo, México |
| 12 Apr | 76.2 | Ephysius Chiais, O.F.M. † | Vicar Apostolic of Scen-Si (Chen-si, Shensi), China |
| 12 Apr | 73.0 | Angelo Pianori, O.F.M. † | Bishop of Faenza, Italy |
| 13 Apr | 80.3 | Filippo Fratellini † | Bishop of Fossombrone, Italy |
| 17 Apr | 80.4 | Franciszek Ksawery Wierzchlejski † | Archbishop of Lviv, Ukraine |
| 23 Apr | 62.8 | Johannes von Leiß (Leiss) † | Bishop of Brixen {Bressanone}, Italy |
| 27 Apr | 79.1 | Joseph Szabó † | Auxiliary Bishop of Esztergom, Hungary |
| 1 May | 76.3 | Enea Sbarretti † | Cardinal, Priest of the Roman Curia - Other |
| 2 May | 55.3 | Augustus Maria Bernard Anthony John Gebhard Toebbe † | Bishop of Covington, Kentucky, USA |
| 4 May | 70.4 | Francisco de Paula Verea y González † | Bishop of Tlaxcala, México |
| 5 May | 70.3 | Guillaume-Marie-Frédéric Bouange † | Bishop of Langres, France |
| 24 May | 64.3 | Louis-Gabriel Delaplace, C.M. † | Vicar Apostolic of Northern Chi-Li {Ce-Li Settentrionale} o Pe-Kin, China |
| 31 May | 75.0 | Augustin Hacquard † | Bishop of Verdun, France |
| 9 Jun | 78.2 | Johann Jakob Kraft † | Auxiliary Bishop of Trier, Germany |
| 16 Jun | 79.2 | Henri Louis Charles Maret † | Titular Archbishop of Naupactus |
| 20 Jun | 53.9 | Félix-Clair Ridel, M.E.P. † | Vicar Apostolic of Corea |
| 22 Jun | 68.9 | Frédéric de Falloux du Coudray † | Cardinal, Priest of the Roman Curia - Other |
| 29 Jun | | Vicente Arbeláez Gómez † | Archbishop of Santafé en Nueva Granada, Colombia |
| 8 Jul | 73.5 | Vincenzo Materozzi † | Bishop of Ruvo e Bitonto, Italy |
| 9 Jul | 83.6 | Marie-Julien Meirieu † | Bishop Emeritus of Digne, France |
| 12 Jul | 88.1 | François-Victor Rivet † | Bishop of Dijon, France |
| 15 Jul | 68.0 | José Ignacio Montoya Peláez † | Bishop of Medellín, Colombia |
| 16 Jul | 71.3 | Mariano Cuartero y Medina, O.P. † | Bishop of Jaro, Philippines |
| 21 Jul | 68.8 | John Baptiste Miège, S.J. † | Vicar Apostolic Emeritus of Kansas, USA |
| 24 Jul | 71.9 | Etienne-Emile Ramadié † | Archbishop of Albi, France |
| 30 Jul | 66.4 | Ramón Camacho y García † | Bishop of Querétaro, México |
| 1 Aug | 59.7 | Spiridione Maddalena † | Archbishop of Corfù, Greece |
| 6 Aug | 69.1 | Federico de Giacomo † | Bishop of Marsi, Italy |
| 11 Aug | 53.5 | Jesús María Rico y Santoyo, O.F.M. † | Bishop of Sonora, México |
| 12 Aug | 78.0 | Andrea Casasola † | Archbishop of Udine, Italy |
| 15 Aug | 60.8 | Eusebio Magner, O.F.M. Cap. † | Bishop of Orvieto, Italy |
| 28 Aug | 66.8 | Juan de la Cruz Ignacio Moreno y Maisanove † | Cardinal, Archbishop of Toledo, Spain |
| 30 Aug | 87.6 | Auguste Allou (Alloux) † | Bishop of Meaux, France |
| 14 Sep | 59.6 | Hector-Albert Chaulet d’Outremont † | Bishop of Le Mans, France |
| 15 Sep | 70.0 | Alfred Duquesnay † | Archbishop of Cambrai, France |
| 7 Oct | 55.3 | Bernard-Thadée Petitjean, M.E.P. † | Vicar Apostolic of Southern Japan |
| 9 Oct | 47.8 | Thomas Raymond Hyland, O.P. † | Coadjutor Archbishop of Port of Spain, Trinidad and Tobago, Antilles |
| 15 Oct | 68.6 | Henricus van Beek † | Bishop of Breda, Netherlands |
| 16 Oct | 72.4 | Alessandro Cantoli, O.F.M. † | Bishop of Bovino, Italy |
| 20 Oct | 73.3 | Bartolomeo d’Avanzo † | Cardinal, Bishop of Calvi e Teano, Italy |
| 26 Oct | 65.3 | Ignazio Nicolaus Giustiniani † | Bishop of Chios (Scio), Greece |
| 13 Nov | 73.1 | Buenaventura Rizo Patrón, O.F.M. † | Bishop of Salta, Argentina |
| 20 Nov | 69.6 | José Maria da Silva Ferrão de Carvalho Mártens † | Bishop of Portalegre, Portugal |
| 26 Nov | 55.3 | Manuel Ignacio Riaño, O.P. † | Vicar Apostolic of Central Tonking {Tonkino Centrale}, Viet Nam |
| 29 Nov | 73.6 | Franz Joseph Rudigier (Rudiger) † | Bishop of Linz, Austria |
| 30 Nov | 70.6 | José Manuel Arroyo y Niño † | Bishop of Guayana, Venezuela |
| 5 Dec | 70.4 | Alessandro Balgy † | Titular Archbishop of Achrida |
| 11 Dec | 80.0 | Placidus Ralli † | Titular Patriarch of Antiochia {Antioch} |
| 20 Dec | 78.5 | Domenico Consolini † | Cardinal, Chamberlain (Camerlengo) of the Apostolic Chamber |
| 30 Dec | 76.7 | Peter Joseph Blum † | Bishop of Limburg, Germany |