| Date | Age | Bishop | Title |
|---|
| unknown | 70.2 | Luigi Biscioni Amadori † | Bishop Emeritus of Sansepolcro (Borgo San Sepolcro), Italy |
| unknown | 59.0 | Juan Francisco Bux y Loras † | Auxiliary Bishop of Toledo, Spain |
| unknown | 88.0 | Antonio Halagi † | Bishop Emeritus of Artuin degli Armeni (Armenian), Turkey |
| unknown | 54.2 | Jean Placido Kasangian (Casangian) † | Titular Archbishop of Selymbria |
| unknown | 90.6 | Joannes Kraly † | Auxiliary Bishop of Zagreb, Croatia |
| 10 Jan | 56.6 | Bl. Mamerto Esquiú y Medina, O.F.M. Obs. † | Bishop of Córdoba (Tucumán), Argentina |
| 18 Jan | 78.4 | Antonio Dalena † | Bishop of Monopoli, Italy |
| 19 Jan | 59.3 | Aniceto Ferrante, C.O. † | Bishop Emeritus of Gallipoli, Italy |
| 27 Jan | 65.4 | Richard Butler Roskell † | Bishop Emeritus of Nottingham, England, Great Britain |
| 29 Jan | 83.3 | Francesco Saverio d’Ambrosio, O.F.M. Cap. † | Bishop of Muro Lucano, Italy |
| 30 Jan | 67.1 | Pierre-Adophe Pinsoneault, P.S.S. † | Bishop Emeritus of Sandwich, Ontario, Canada |
| 31 Jan | 62.9 | Peregrini Tofoni † | Bishop of Assisi, Italy |
| 1 Feb | 58.2 | Niccola Sozzifanti † | Bishop of Pistoia e Prato, Italy |
| 10 Feb | 64.3 | Leopoldo Angelo Santanchè, O.F.M. Ref. † | Bishop of Fabriano e Matelica, Italy |
| 11 Feb | 85.6 | Anton Fiałkowski † | Archbishop of Mohilev, Belarus |
| 14 Feb | 79.1 | Miguel Calderón, O.P. † | Vicar Apostolic of Fo-Kien, China |
| 14 Feb | 53.3 | Michael O’Connor † | Bishop of Ballarat, Australia |
| 23 Feb | 84.6 | Jan Valerián Jirsík † | Bishop of České Budĕjovice {Budweis}, Czechia |
| 23 Feb | 71.1 | Inácio do Nascimento Morais Cardoso † | Cardinal, Patriarch of Lisboa {Lisbon}, Portugal |
| 8 Mar | 64.8 | Paolo Antonio Micaleff (Micallef), O.E.S.A. † | Archbishop of Pisa, Italy |
| 9 Mar | 56.3 | John Quinlan † | Bishop of Mobile, Alabama, USA |
| 14 Mar | 73.4 | Gennaro Acciardi † | Bishop of Anglona-Tursi, Italy |
| 17 Mar | 85.3 | Andreas Gollmayr † | Archbishop of Gorizia e Gradisca, Italy |
| 25 Mar | 68.0 | Lorenzo Gastaldi † | Archbishop of Torino {Turin}, Italy |
| 31 Mar | 72.4 | Pier Francesco Meglia † | Cardinal, Apostolic Nuncio Emeritus to France |
| 31 Mar | 52.1 | Aloysius Pistocchi † | Bishop of Comacchio, Italy |
| 31 Mar | 69.5 | José Maria de Urquinaona y Vidot † | Bishop of Barcelona, Spain |
| 21 Apr | 72.0 | Ruggero Luigi Emidio Antici Mattei † | Cardinal, Cardinal-Priest of San Lorenzo in Panisperna |
| 22 Apr | 62.7 | Antonio Vincenzo Testa, O.F.M. Obs. † | Bishop of Segni, Italy |
| 24 Apr | 38.0 | Louis-Marie Galibert, M.E.P. † | Vicar Apostolic of Eastern Cochin {Cocincina Orientale}, Viet Nam |
| 2 May | 68.8 | Remigio Estéves de Toral † | Bishop of Cuenca, Ecuador |
| 17 May | 58.0 | Fidelis Johann Georg Dehm, O.F.M. Conv. † | Apostolic Visitor (Visitator) Emeritus of Moldavia |
| 17 May | 80.7 | Bartholomäus Widmer † | Bishop Emeritus of Ljubljana, Slovenia |
| 17 May | 52.0 | Eustachio Vito Modesto Zanoli, O.F.M. Ref. † | Vicar Apostolic of Eastern Hupeh {Hu-Pè Orientale}, China |
| 18 Jun | 87.7 | François-Norbert Blanchet † | Archbishop Emeritus of Oregon City, Oregon, USA |
| 20 Jun | 70.1 | James Frederick Bryan Wood † | Archbishop of Philadelphia, Pennsylvania, USA |
| 24 Jun | 56.8 | Alessandro Maria Basile, C.SS.R. † | Bishop of Cassano all’Jonio, Italy |
| 24 Jun | 77.1 | Luigi Maria (Honuphrius Maria) Lembo, O.F.M. Obs. † | Bishop of Crotone (Cotrone), Italy |
| 2 Jul | 72.5 | John Menzies Strain † | Archbishop of Saint Andrews and Edinburgh, Scotland, Great Britain |
| 4 Jul | 51.4 | John McMullen † | Bishop of Davenport, Iowa, USA |
| 4 Jul | 83.3 | John Baptist Purcell † | Archbishop of Cincinnati, Ohio, USA |
| 11 Jul | 55.1 | Pierre Henri Lamazou † | Bishop of Amiens, France |
| 12 Jul | 74.3 | Louis (de Sainte Thérèse) Martini, O.C.D. † | Vicar Apostolic Emeritus of Verapoly, India |
| 16 Jul | 72.8 | Théodore-Joseph Gravez † | Bishop of Namur {Namen}, Belgium |
| 20 Jul | 70.9 | José Hipólito Salas y Toro † | Bishop of Concepción, Chile |
| 25 Jul | 78.1 | Giuseppe Caiazzo, O.E.S.A. † | Archbishop of Otranto, Italy |
| 27 Jul | 58.5 | José Nicanor Corona e Izarraraz † | Bishop of San Luis Potosí, México |
| 30 Jul | 49.0 | Carlo Mennella † | Auxiliary Bishop of Ischia, Italy |
| 31 Jul | 93.4 | Pedro Ignacio de Benavente y del Castillo † | Auxiliary Bishop of Lima, Peru |
| 3 Aug | 63.8 | Giuseppe Maria Papardo del Parco, C.R. † | Archbishop of Monreale, Italy |
| 8 Aug | 58.0 | Edmond-François Guierry, C.M. † | Vicar Apostolic of Chekiang {Ce-Kiam}, China |
| 8 Aug | 57.1 | Eugène-Louis-Marie Lion, O.P. † | Apostolic Delegate to Mesopotamia, Kurdistan, and Lesser Armenia, Iraq |
| 12 Aug | 60.2 | Miguel Moisés Aráoz † | Auxiliary Bishop of Salta, Argentina |
| 14 Aug | 76.1 | Domenico Fanelli † | Bishop of Diano-Teggiano, Italy |
| 17 Aug | 49.6 | Roger William Bede Vaughan, O.S.B. † | Archbishop of Sydney, Australia |
| 21 Aug | 64.4 | Francis Kerril Amherst † | Bishop Emeritus of Northampton, England, Great Britain |
| 23 Aug | 80.3 | Raffaele de Franco † | Bishop of Catanzaro, Italy |
| 30 Aug | 87.4 | Fidèle Sutter, O.F.M. Cap. † | Vicar Apostolic Emeritus of Tunis, Tunisia |
| 29 Sep | 72.8 | Victor-Auguste-Isidore Dechamps, C.SS.R. † | Cardinal, Archbishop of Mechelen, Belgium |
| 1 Oct | 75.0 | Jakub (Iacobus) Bosagi, C.M.Vd. † | Abbot General of Congregazione Mechitarista di Vienna |
| 23 Oct | 65.1 | Karol Franz (Karel František) Prucha (Průcha) † | Auxiliary Bishop of Praha {Prague}, Czechia |
| 28 Oct | 83.4 | Henri-Marie-Gaston Boisnormand de Bonnechose † | Cardinal, Archbishop of Rouen, France |
| 30 Oct | 60.9 | Francesco Folicaldi † | Titular Archbishop of Ephesus |
| 6 Nov | 51.3 | José Antonio Ponte † | Archbishop of Caracas, Santiago de Venezuela |
| 14 Nov | 59.4 | Giuseppe Spinelli † | Bishop of Caiazzo, Italy |
| 25 Nov | 70.2 | Johannes Fredericus Antonius Kistemaker, O.P. † | Vicar Apostolic Emeritus of Curaçao, Netherlands Antilles, Antilles |
| 30 Nov | 77.5 | Charles-Théodore Colet † | Archbishop of Tours, France |
| 1 Dec | 79.1 | Girolamo Verzeri † | Bishop of Brescia, Italy |
| 8 Dec | 82.7 | François Gros † | Bishop Emeritus of Tarentaise, France |
| 9 Dec | 59.0 | Pierre-Ferdinand Vitte, S.M. † | Vicar Apostolic Emeritus of Nouvelle-Calédonie (New Caledonia), Pacific (Oceania) |
| 15 Dec | 55.3 | Hermann Grüder † | Prefect of Denmark |
| 27 Dec | 78.9 | Napoleon Joseph Perché † | Archbishop of New Orleans, Louisiana, USA |
| 28 Dec | 78.1 | Antonio Saverio De Luca † | Cardinal, Prefect of the Congregation for Studies |
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