| Date | Age | Bishop | Title |
| unknown | 59.6 | Miguel Moises Araoz † | Auxiliary Bishop of Buenos Aires, Argentina |
| unknown | 59.1 | Juan Francisco Bux y Loras † | Auxiliary Bishop of Toledo, Spain |
| unknown | | Giuseppe Caiazzo † | Archbishop of Otranto, Italy |
| unknown | 79.8 | Raffaele de Franco † | Bishop of Catanzaro, Italy |
| unknown | 85.1 | Andreas Gollmayr † | Archbishop of Gorizia e Gradisca, Italy |
| unknown | 72.3 | Théodore-Joseph Gravez † | Bishop of Namur {Namen}, Belgium |
| unknown | 84.5 | Johann Valerian Jirsík † | Bishop of Ceské Budĕjovice {Budweis}, Czech Republic |
| unknown | 64.6 | Paolo Micallef (Micaleff), O.S.A. † | Archbishop of Pisa, Italy |
| unknown | 63.3 | Giuseppe Maria Papardi del Pacco, C.R. † | Archbishop of Monreale, Italy |
| unknown | 80.4 | Bartholomaeus Widmer † | Bishop Emeritus of Ljubljana, Slovenia |
| 10 Jan | 56.7 | Mamerto Esquiú Medina, O.F.M. † | Bishop of Córdoba (Tucumán), Argentina |
| 19 Jan | 59.3 | Aniceto Ferrante, C.O. † | Bishop of Gallipoli, Italy |
| 23 Jan | 83.4 | Francesco Saverio d'Ambrosio, O.F.M. Cap. † | Bishop of Muro Lucano, Italy |
| 27 Jan | 65.4 | Richard Butler Roskell † | Bishop Emeritus of Nottingham, England, Great Britain |
| 30 Jan | 67.2 | Pierre-Adophe Pinsoneault † | Bishop Emeritus of Sandwich, Ontario, Canada |
| 14 Feb | 79.2 | Miguel Calderón, O.P. † | Vicar Apostolic of Fo-Kien, China |
| 14 Feb | 53.4 | Michael O’Connor † | Bishop of Ballarat, Australia |
| 23 Feb | 71.2 | Inácio do Nascimento Morais Cardoso † | Cardinal, Patriarch of Lisboa, Portugal |
| 9 Mar | 56.4 | John Quinlan † | Bishop of Mobile, Alabama, USA |
| 25 Mar | 68.0 | Lorenzo Gastaldi † | Archbishop of Torino {Turin}, Italy |
| 31 Mar | 72.4 | Pier Francesco Meglia † | Cardinal, Apostolic Nuncio to France |
| 31 Mar | 69.6 | José Maria de Urquinaona y Vidot † | Bishop of Barcelona, Spain |
| 21 Apr | 72.1 | Ruggero Luigi Emidio Antici Mattei † | Cardinal, Patriarch of the unknown of Titular See |
| 24 Apr | 38.0 | Louis-Marie Galibert, M.E.P. † | Vicar Apostolic of Eastern Cochin {Cocincina Orientale}, Viêt Nam |
| 18 Jun | 87.8 | Francis Xavier Norbert Blanchet † | Archbishop Emeritus of Oregon City, Oregon, USA |
| 20 Jun | 70.1 | James Frederick Bryan Wood † | Archbishop of Philadelphia, Pennsylvania, USA |
| 24 Jun | 77.2 | Luigi Maria Lembo † | Bishop of Crotone (Cotrone), Italy |
| 2 Jul | 72.6 | John Menzies Strain † | Archbishop of Saint Andrews and Edinburgh, Scotland, Great Britain |
| 4 Jul | 51.5 | John McMullen † | Bishop of Davenport, Iowa, USA |
| 4 Jul | 83.4 | John Baptist Purcell † | Archbishop of Cincinnati, Ohio, USA |
| 10 Jul | 55.2 | Pierre Henri Lamazou † | Bishop of Amiens, France |
| 20 Jul | 70.9 | José Hipólito Salas y Toro † | Bishop of Concepción, Chile |
| 27 Jul | 58.6 | José Nicanor Corona e Izarraraz † | Bishop of San Luis Potosí, San Luís Potosí, México |
| 30 Jul | 49.1 | Carlo Mennella † | Auxiliary Bishop of Ischia, Italy |
| 8 Aug | 58.1 | Edmond-François Guierry, C.M. † | Vicar Apostolic of Eastern Chekiang {Ce-Kiam Orientale}, China |
| 8 Aug | 57.1 | Eugène-Louis-Marie Lion † | Apostolic Delegate to Iraq |
| 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 |
| 30 Aug | 87.5 | 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 |
| 28 Oct | 83.4 | Henri-Marie-Gaston Boisnormand de Bonnechose † | Cardinal, Archbishop of Rouen, France |
| 6 Nov | 51.4 | José Antonio Ponte † | Archbishop of Caracas, Santiago de Venezuela |
| 27 Nov | 77.6 | Charles-Théodore Colet † | Archbishop of Tours, France |
| 1 Dec | 79.1 | Girolamo dei Conti Verzeri † | Bishop of Brescia, Italy |
| 8 Dec | 82.8 | François Gros † | Bishop Emeritus of Tarentaise, France |
| 9 Dec | 59.1 | Pierre-Ferdinand Vitte, S. M. † | Vicar Apostolic of Nouvelle-Calédonie, New Caledonia, Pacific (Oceania) |
| 27 Dec | 79.0 | Napoleon Joseph Perché † | Archbishop of New Orleans, Louisiana, USA |
| 28 Dec | 78.2 | Antonio Saverio De Luca † | Cardinal, Prefect of the Congregation for Studies |