| Date | Age | Bishop | Title |
| unknown | 67.8 | Antonio Innocente Giuseppe Fosco † | Bishop of Šibenik (Knin), Croatia |
| unknown | 73.6 | Domenico Pietromarchi † | Bishop of Anagni, Italy |
| 2 Jan | 65.7 | Francis McNeirny † | Bishop of Albany, New York, USA |
| 2 Jan | 80.5 | Juan Antonio Puig y Montserrat, O.F.M. † | Bishop of Puerto Rico (Porto Rico) |
| 4 Jan | 80.6 | Johan Joseph Faict † | Bishop of Brugge {Bruges}, Belgium |
| 9 Jan | 74.8 | José Vicente Salinas e Infanzón † | Archbishop of Durango, Durango, México |
| 11 Jan | 67.8 | Joseph Weyland † | Bishop of Fulda, Germany |
| 30 Jan | 47.3 | Jean-Baptiste Chausse, S.M.A. † | Vicar Apostolic of Costa di Benin, Nigeria |
| 1 Feb | 85.7 | Luigi Serafini † | Cardinal, Official of the Roman Curia - Other |
| 9 Mar | 63.8 | Francesco Ricci Paracciani † | Cardinal, Archpriest of the Basilica di San Pietro in Vaticano {Saint Peter Basilica} |
| 9 Mar | 67.8 | Léon-Benoit-Charles Thomas † | Cardinal, Archbishop of Rouen, France |
| 13 Mar | 80.6 | Paul Ambroise Bigandet, M.E.P. † | Vicar Apostolic of Southern Burma {Birmania Meridionale}, Myanmar |
| 15 Mar | 59.8 | Fernando Hüe y Gutiérrez † | Bishop of Tui, Spain |
| 26 Mar | 60.2 | José Ignacio Suárez Peredo y Bezares † | Bishop of Veracruz-Jalapa, México |
| 2 Apr | 61.3 | Michael Joseph O'Farrell † | Bishop of Trenton, New Jersey, USA |
| 4 Apr | 75.6 | Bl. Giuseppe Benedetto Dusmet, O.S.B. † | Cardinal, Archbishop of Catania, Italy |
| 9 Apr | 70.2 | Bernard O'Reilly † | Bishop of Liverpool, England, Great Britain |
| 8 Jun | 68.7 | Augustin Louage, C.S.C. † | Bishop of Dhaka, Bangladesh |
| 18 Jun | 77.3 | Albin Dunajewski † | Cardinal, Bishop of Kraków, Poland |
| 22 Jun | 70.9 | Alexander-Antonine Taché, O.M.I. † | Archbishop of Saint-Boniface, Manitoba, Canada |
| 24 Jun | 76.7 | Alfonso Buglione di Monale † | Bishop of Saluzzo, Italy |
| 19 Aug | 67.9 | Lino Deodato Rodrigues de Carvalho † | Bishop of São Paulo, Brazil |
| 3 Sep | 68.2 | Federico León Aneiros (Aneyros) † | Archbishop of Buenos Aires, Argentina |
| 27 Sep | 67.4 | Giovanni Timoleone Raimondi, M.E.M. † | Vicar Apostolic of Hong Kong [Xianggang], China |
| 8 Oct | 83.7 | Pankratius von Dinkel † | Bishop of Augsburg, Germany |
| 15 Nov | 66.8 | John Claude Neraz † | Bishop of San Antonio, Texas, USA |
| 29 Nov | 73.8 | Zeferino González y Díaz Tuñón, O.P. † | Cardinal, Archbishop Emeritus of Sevilla {Seville}, Spain |
| 31 Dec | 56.8 | Isidore-François-Joseph Colombert, M.E.P. † | Vicar Apostolic of Western Cochin {Cocincina Occidentale}, Viêt Nam |