| Date | Age | Bishop | Title |
| unknown | | Moise Amberbojan, C.A.M. † | Titular Bishop of Croae |
| unknown | 72.0 | Giuseppe Maria Cione † | Bishop of Policastro, Italy |
| unknown | | Luis de Salles Pessoa † | Bishop-Elect of São Luís do Maranhão, Brazil |
| 2 Jan | 62.7 | Vincenzo Maria Sarnelli † | Archbishop of Napoli {Naples}, Italy |
| 7 Jan | 70.2 | César-Joseph Marpot (Marport) † | Bishop of Saint-Claude, France |
| 8 Jan | 79.5 | Raffaele Danise, M.I. † | Bishop of Caiazzo, Italy |
| 10 Jan | 70.8 | Louis Aloysius Lootens † | Vicar Apostolic Emeritus of Idaho, USA |
| 13 Jan | 69.1 | Tomás Barón y Morales † | Bishop of León, Guanajuato, México |
| 14 Jan | 60.7 | Paschal Tosi, S.J. † | Prelate Emeritus of Alaska, USA |
| 6 Feb | 79.1 | Karl Klein † | Bishop of Limburg, Germany |
| 9 Feb | 54.9 | Marie-Simon-Henri Colomb † | Bishop of Evreux, France |
| 16 Feb | 80.9 | Pierre-Louis-Marie Cortet † | Bishop of Troyes, France |
| 24 Feb | 69.4 | James Vincent Cleary † | Archbishop of Kingston, Ontario, Canada |
| 25 Feb | 88.1 | Venceslao Javier José Achával y Medina, O.F.M. † | Bishop of San Juan de Cuyo, Argentina |
| 3 Mar | 61.2 | John Cani † | Bishop of Rockhampton, Australia |
| 15 Mar | 75.4 | Peter Dufal, C.S.C. † | Coadjutor Bishop Emeritus of Galveston, Texas, USA |
| 16 Mar | 84.1 | Saverio Gerbino † | Bishop of Caltagirone, Italy |
| 1 Apr | 69.6 | Leo Redner † | Bishop of Chelmno (Culma, Kulm), Poland |
| 11 Apr | 83.8 | Manuel Antonio Bandini Mazuelos † | Archbishop of Lima, Peru |
| 12 Apr | 78.2 | Elzéar-Alexandre Taschereau † | Cardinal, Archbishop of Québec, Canada |
| 15 Apr | 62.4 | José Pereira da Silva Barros † | Archbishop Emeritus of São Sebastião do Rio de Janeiro, Brazil |
| 28 Apr | 76.0 | Salvatore Luigi Zola, C.R.L. † | Bishop of Lecce, Italy |
| 2 May | 74.8 | Flavien-Abel-Antoinin Hugonin † | Bishop of Bayeux (-Lisieux), France |
| 11 May | 69.9 | Georg Ignatz Komp † | Archbishop of Freiburg im Breisgau, Germany |
| 11 May | 63.0 | Wilhelm von Reiser † | Bishop of Rottenburg, Germany |
| 14 May | 63.7 | José María Armas y Rosales † | Bishop of Tulancingo, Hidalgo, México |
| 16 May | 59.9 | Barnabé Akscheislian † | Bishop of Iskanderiya {Alexandria} (Armenian), Egypt |
| 19 May | | Gaetano Blandini † | Bishop of Agrigento (Girgenti), Italy |
| 22 May | 74.9 | Cyril Lubowidzki † | Bishop of Luceoria o Łuck e Zytomir o Zytomierz, Ukraine |
| 28 May | 59.8 | Louis-Jules Baron † | Bishop of Angers, France |
| 29 May | 56.6 | Hugh MacDonald, C.SS.R. † | Bishop of Aberdeen, Scotland, Great Britain |
| Jun | 78.5 | Lodovico Leonardi † | Bishop of Bertinoro, Italy |
| 27 Jun | 60.1 | Vicente Calvo y Valero † | Bishop of Cádiz, Spain |
| 14 Jul | 79.9 | Louis-François Richer dit Laflèche † | Bishop of Trois Rivières, Québec, Canada |
| 15 Jul | 71.5 | Antonio Maria Curcio † | Bishop of Oppido Mamertina, Italy |
| 15 Jul | 73.4 | John Baptist (Jean-Baptiste) Salpointe † | Archbishop Emeritus of Santa Fe, New Mexico, USA |
| 25 Jul | 66.3 | Thomas McGovern † | Bishop of Harrisburg, Pennsylvania, USA |
| 30 Jul | 68.2 | John Walsh † | Archbishop of Toronto, Ontario, Canada |
| 4 Aug | 61.9 | Sylwester Sembratowicz (Sembratovyc) † | Cardinal, Archbishop of Lviv (Ukrainian), Ukraine |
| 5 Aug | 73.5 | Giuseppe Ronco † | Bishop of Asti, Italy |
| 14 Aug | 73.3 | Valentin Garnier, S.J. † | Vicar Apostolic of Kiangnan, China |
| 22 Aug | 81.7 | Eduard Angerer † | Auxiliary Bishop of Wien {Vienna}, Austria |
| 23 Aug | | Salvatore di Pietro, S.J. † | Vicar Apostolic of British Honduras, Belize |
| 21 Sep | 62.8 | Franz Xaver Linsenmann † | Bishop-Elect of Rottenburg, Germany |
| 22 Sep | 64.1 | Fortino Hipólito Vera y Talonia † | Bishop of Cuernavaca, Morelos, México |
| 17 Oct | 43.7 | Jean-Marie Dépierre, M.E.P. † | Vicar Apostolic of Western Cochin {Cocincina Occidentale}, Viêt Nam |
| 18 Oct | 52.4 | Gonzalo Canilla † | Vicar Apostolic of Gibraltar |
| 21 Oct | 77.3 | Johann Bernard Höting † | Bishop of Osnabrück, Germany |
| 14 Nov | 61.4 | William Hickley Gross, C.SS.R. † | Archbishop of Oregon City, Oregon, USA |
| 15 Nov | 86.8 | Pedro José de Jesús Loza y Pardavé † | Archbishop of Guadalajara, Jalisco, México |
| 23 Nov | 46.8 | Alejandro Cañál, O.P. † | Vicar Apostolic of Amoy, China |
| 8 Dec | 81.5 | Francesco Giampaolo † | Bishop Emeritus of Larino, Italy |
| 14 Dec | 74.7 | Francesco Zunnui Casula † | Archbishop of Oristano, Italy |
| 24 Dec | 81.1 | Yuhanna Boutros El-Hajj † | Patriarch of Antiochia {Antioch} (Maronite), Lebanon |
| 24 Dec | 80.5 | Thomas McNulty † | Bishop of Meath, Ireland |
| 24 Dec | 63.1 | Henri-Victor Valleau † | Bishop of Quimper [Cornouailles](-Léon), France |
| 28 Dec | 78.2 | António José de Freitas Honorato † | Archbishop of Braga, Portugal |