| Date | Age | Bishop | Title |
| unknown | 67.8 | Francesco Bacchini † | Bishop of Terni, Italy |
| unknown | 76.2 | Giovanni Battista Bertagna † | Titular Archbishop of Claudiopolis in Honoriade |
| unknown | 65.2 | Pedro Rafael González (Gonsález) † | Archbishop Emeritus of Quito, Ecuador |
| unknown | | Andreas Jordán † | Archbishop of Gorizia e Gradisca, Italy |
| unknown | 82.0 | Francesco Saverio Mangeruva † | Bishop of Gerace, Italy |
| unknown | 85.3 | Diego Marongiu Del Rio † | Archbishop of Sassari, Italy |
| unknown | 78.9 | Salvatore Palmieri † | Archbishop of Brindisi, Italy |
| unknown | 61.2 | Nicola Ranieri, O.F.M. † | Bishop of Norcia, Italy |
| unknown | | Felipe Salas Errázuriz † | Vicar Apostolic of Antofagasta, Chile |
| unknown | 54.0 | Jerzy Józef Elizeusz Szembek † | Archbishop of Mohilev, Belarus |
| 1 Jan | 80.2 | Benoit-Marie Langénieux † | Cardinal, Archbishop of Reims, France |
| 17 Jan | 79.1 | José Moreno y Mazón † | Archbishop of Granada, Spain |
| 24 Jan | 71.9 | Luigi Biavi (Piavi), O.F.M. † | Patriarch of Gerusalemme {Jerusalem}, Palestine |
| 25 Jan | 75.1 | Joseph von Schork † | Archbishop of Bamberg, Germany |
| 26 Jan | 64.7 | Johann Baptist Schneider † | Auxiliary Bishop of Wien {Vienna}, Austria |
| 9 Feb | 48.2 | Richard Preston † | Auxiliary Bishop of Hexham and Newcastle, England, Great Britain |
| 23 Feb | 66.5 | Charles-Evariste-Joseph Coeuret-Varin † | Bishop of Agen, France |
| 18 Mar | 71.9 | Joseph Georg von Ehrler † | Bishop of Speyer, Germany |
| 4 Apr | 67.5 | Pierre-Marie-Alphonse Favier, C.M. † | Vicar Apostolic of Northern Chi-Li {Ce-Li Settentrionale} o Pe-Kin, China |
| 8 Apr | 90.2 | Josip Juraj Strossmayer † | Bishop of Sirmio, Croatia |
| 21 Apr | 44.5 | Antoine-Marie-Joseph Usse, M.E.P. † | Vicar Apostolic Emeritus of Northern Burma {Birmania Settentrionale}, Myanmar |
| 28 Apr | 55.9 | Andrea Aiuti † | Cardinal, Official of the Roman Curia - Other |
| 13 May | 77.0 | Matthieu-Victor-Félicien Balaïn, O.M.I. † | Archbishop of Auch, France |
| 17 May | 84.3 | József Boltizár † | Auxiliary Bishop of Esztergom, Hungary |
| 17 May | 86.5 | João Antônio dos Santos † | Bishop of Diamantina, Brazil |
| 30 May | 71.6 | Alexander Macdonell † | Bishop of Alexandria in Ontario, Canada |
| 1 Jun | 65.9 | Bl. Giovanni Battista Scalabrini † | Bishop of Piacenza, Italy |
| 3 Jun | 65.2 | Francesco Saverio de Hornstein † | Bishop of Bucuresti, Romania |
| 5 Jun | 57.8 | José Lourenço da Costa Aguiar † | Bishop of Amazonas, Brazil |
| 6 Jun | 73.7 | Ludwig Wahl † | Prefect Emeritus of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany |
| 9 Jun | 77.8 | Edmund Knight † | Bishop Emeritus of Shrewsbury, England, Great Britain |
| 11 Jun | 59.3 | James Bellord † | Vicar Apostolic Emeritus of Gibraltar, Gibraltar |
| 14 Jun | 52.4 | Ignacio Díaz y Macedo † | Bishop of Tepic, Nayarit, México |
| 17 Jun | 70.8 | Aloys-Joseph-Eugène Arnaud † | Bishop of Fréjus, France |
| 17 Jun | 67.5 | Jean Hazera † | Bishop of Digne, France |
| 27 Jun | 71.5 | Manuel Fernández de Castro y Menéndez † | Bishop of Mondoñedo, Spain |
| 27 Jun | 60.8 | André-Théophile Mélizan, O.M.I. † | Archbishop of Colombo, Sri Lanka |
| 7 Jul | 56.2 | Maxime Decelles † | Bishop of Saint-Hyacinthe, Québec, Canada |
| 7 Jul | 45.6 | Filemón Fierro y Terán † | Bishop of Ciudad Victoria-Tamaulipas, Tamaulipas, México |
| 3 Aug | 44.2 | Louis-Auguste Dartois, S.M.A. † | Vicar Apostolic of Dahomey, Benin |
| 3 Aug | 77.7 | Francisco Mora y Borrell † | Bishop Emeritus of Monterey-Los Angeles, California, USA |
| 7 Aug | 81.1 | Victor-Jean-François-Paulin Delannoy † | Bishop of Aire et Dax, France |
| 9 Aug | 62.9 | Placide Louis Chapelle † | Archbishop of New Orleans, Louisiana, USA |
| 11 Aug | 68.8 | Etienne-Marie Potron † | Titular Bishop of Ierichus |
| 14 Aug | 39.2 | Cassian (Franz Anton) Spiß (Spiess), O.S.B. † | Vicar Apostolic of Southern Zanguebar {Zanguebar Meridionale}, Tanzania |
| 16 Aug | 62.0 | Ferdinand Maria Ossi, O.C.D. † | Bishop of Quilon, India |
| 20 Aug | 39.7 | Maurus (Franz Xaver) Hartmann, O.S.B. † | Prefect Emeritus of Southern Zanguebar {Zanguebar Meridionale}, Tanzania |
| 1 Sep | 63.2 | Alphonse-Hilarion Fraysse, S. M. † | Vicar Apostolic of Nouvelle-Calédonie, New Caledonia, Pacific (Oceania) |
| 5 Sep | 44.7 | Léon-Alexander Lejeune, C.S.Sp. † | Prefect of Lower Niger {Niger Inferiore}, Nigeria |
| 5 Sep | 78.0 | Franz Leopold Freiherr von Leonrod † | Bishop of Eichstätt, Germany |
| 7 Sep | 69.7 | Raffaele Pierotti, O.P. † | Cardinal, Priest of Order of Friars Preachers |
| 24 Sep | 79.8 | Géraud Bray, C.M. † | Vicar Apostolic of Northern Kiangsi {Kiam-Si Settentrionale}, China |
| 25 Sep | 79.8 | Charles-Pierre-François Cotton † | Bishop of Valence, France |
| 9 Oct | 66.8 | Plácido Labarca Olivares † | Bishop of Concepción, Chile |
| 22 Oct | 67.6 | Francesco Pozzi, P.I.M.E. † | Bishop of Krishnagar, India |
| 20 Nov | 41.2 | Isidore Klaus, S.M.A. † | Vicar Apostolic of Costa d’Oro {Gold Coast}, Ghana |
| 9 Dec | 60.8 | Louis-Eugène Francqueville † | Bishop of Rodez (-Vabres), France |
| 18 Dec | 84.7 | Daniel Wilhelm Sommerwerk (Jacobi) † | Bishop of Hildesheim, Germany |
| 20 Dec | 62.5 | James Maher † | Bishop of Port Augusta, Australia |
| 28 Dec | 66.1 | Georg Wuschanski † | Prefect of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany |