| Date | Age | Bishop | Title |
| unknown | 81.4 | Antonius de Simone † | Titular Archbishop of Heraclea in Europa |
| unknown | | Carlos De Vera, O.S.B. † | Abbot of Montecassino, Italy |
| unknown | 53.8 | Henryk Ludwik Plater † | Auxiliary Bishop of Warszawa {Warsaw}, Poland |
| unknown | 75.6 | Józef Maksymilian Staniewski, O.P. † | Auxiliary Bishop of Mohilev, Belarus |
| 18 Jan | 95.3 | Michele Bombini † | Bishop of Cassano all’Jonio, Italy |
| 21 Jan | 76.2 | Jean-Marie Doney † | Bishop of Montauban, France |
| 29 Jan | 49.1 | Thomas Grimley † | Vicar Apostolic of Cape of Good Hope, Western District {Capo di Buona Speranza, Distretto Occidentale}, South Africa |
| 13 Feb | 86.0 | Vincenzo Andrea Grande † | Archbishop of Otranto, Italy |
| 5 Mar | 65.0 | José La Cuesta Maroto † | Bishop of Orense, Spain |
| 6 Mar | 74.1 | Jean-Baptiste Boucho, M.E.P. † | Vicar Apostolic of Malacca-Singapore |
| 12 Mar | 54.5 | Pierre-Maria-Joseph-Julien Pichon, M.E.P. † | Vicar Apostolic of Southern Szechwan {Se-Ciuen Meridionale}, China |
| 23 Mar | 69.5 | Franciszek Stefanowicz † | Auxiliary Bishop of Gniezno e Poznań, Poland |
| 25 Mar | 83.7 | Leopold Sedlnitzky Odrowąż von Choltitz † | Bishop Emeritus of Wrocław (Breslau), Poland |
| 4 Apr | 56.9 | Konrad Reither † | Bishop of Speyer, Germany |
| 5 Apr | 67.3 | Nicholas Power † | Coadjutor Bishop of Killaloe, Ireland |
| 5 Apr | 63.0 | Pavol Vagyon † | Bishop of the Titular See |
| 12 Apr | 75.2 | Giovanni Renier † | Bishop of Belluno e Feltre, Italy |
| 24 May | 58.4 | Georges Darboy † | Archbishop of Paris, France |
| 6 Jun | 70.7 | Louis-Auguste Delalle † | Bishop of Rodez, France |
| 7 Jun | 66.7 | Ignacio Mateo Guerra y Alba † | Bishop of Zacatecas, México |
| 21 Jun | 47.0 | Louis-Simon Faurie, M.E.P. † | Vicar Apostolic of Kuiceu, China |
| 29 Jun | 51.8 | John Henry Luers † | Bishop of Fort Wayne, Indiana, USA |
| 10 Jul | 60.6 | Armand-René Maupoint † | Bishop of Saint-Denis-de-La Réunion |
| 17 Jul | 75.3 | Vital-Honoré Tirmarche † | Titular Bishop of Adrasus |
| 22 Jul | 67.3 | Alfonso Maria Cappetta (Cappelta) † | Bishop of Gravina e Irsina, Italy |
| 26 Jul | 70.9 | François-Augustin Delamare † | Archbishop of Auch, France |
| 26 Jul | 69.2 | Nicolas-Marie Sergent † | Bishop of Quimper [Cornouailles](-Léon), France |
| 28 Jul | 61.8 | Modeste Demers † | Bishop of Vancouver Island, USA |
| 21 Aug | 70.6 | Giuseppe Iannuzzi † | Bishop of Lucera, Italy |
| 25 Aug | 74.8 | Rafael Salinas † | Bishop of Cochabamba, Bolivia |
| 8 Sep | 65.9 | Lodovico Maria (dei Conti) Besi † | Vicar Apostolic Emeritus of Shantung {Scian-Ton} (Chan-tong), China |
| 23 Sep | 71.4 | Anselmo Llorente y La Fuente † | Bishop of San José de Costa Rica |
| 26 Oct | 64.4 | Gabriel Mariássy † | Auxiliary Bishop of Eger, Hungary |
| 29 Nov | 73.8 | Pablo Benigno (Vicente) Carrión, O.F.M. Cap. † | Bishop of Puerto Rico (Porto Rico) |
| 2 Dec | 71.9 | John Brady † | Bishop of Perth, Australia |
| 21 Dec | 70.0 | Jean-Baptiste-François Pompallier, S.M. † | Bishop Emeritus of Auckland, New Zealand |
| 23 Dec | 72.6 | Giacomo Bernardi † | Bishop of Massa Carrara, Italy |
| 26 Dec | 63.3 | Francesco Saverio Basile † | Archbishop-Elect of Reggio Calabria, Italy |
| 29 Dec | 80.9 | Frederick John Conrad Résé (Reze) † | Bishop of Detroit, Michigan, USA |