| Date | Age | Bishop | Title |
| unknown | | Giovanni Matteo Konings, O.S.C. † | Prefect of Bulawayo, Zimbabwe |
| 7 Jan | 64.6 | Eugenio Tosi, O.Ss.C.A. † | Cardinal, Archbishop of Milano {Milan}, Italy |
| 10 Jan | 71.8 | Joseph Pfluger † | Auxiliary Bishop of Wien {Vienna}, Austria |
| 14 Jan | 82.3 | Jean-Louis-Joseph (Martin) Adam, C.S.Sp. † | Vicar Apostolic Emeritus of Gabon, Gabon |
| 15 Jan | 63.4 | Joseph Deitmer † | Auxiliary Bishop of Wrocław (Breslau), Poland |
| 16 Jan | 48.3 | Domenico del Buono † | Bishop of Ruvo e Bitonto, Italy |
| 16 Jan | 60.3 | Jean-Baptiste Thomas † | Bishop of Langres, France |
| 18 Jan | 66.1 | István Révész † | Vicar Apostolic of Hungary, Military |
| 26 Jan | 67.0 | Manuel María Vidal y Boullon † | Bishop of Tuy, Spain |
| 3 Feb | 78.2 | Pierre-Eugène-Alexandre Marty † | Bishop of Montauban, France |
| 11 Feb | 74.1 | John Aelen, M.H.M. † | Archbishop Emeritus of Madras, India |
| 17 Feb | 60.3 | Giovanni Gamberoni † | Archbishop of Vercelli, Italy |
| 20 Feb | 73.8 | Francesco Giacci † | Bishop Emeritus of Marsi, Italy |
| 22 Feb | 52.9 | Pierre Kernivinen, S.M.A. † | Prefect Emeritus of Korhogo, Côte d’Ivoire |
| 25 Feb | 82.1 | Antonio Vico † | Cardinal, Prefect of the Congregation of (Sacred) Rites |
| 1 Mar | 60.1 | Angelo Sinibaldi † | Priest of Roma {Rome}, Italy |
| 26 Mar | 63.0 | Aurelio Galli † | Cardinal, Official of the Secretariat of State |
| 30 Mar | 59.9 | Carlo Gregorio Maria Grasso, O.S.B. † | Archbishop of Salerno (-Acerno), Italy |
| 31 Mar | 68.0 | Antoine Coudert, O.M.I. † | Archbishop of Colombo, Sri Lanka |
| 31 Mar | 62.4 | Evaristo Lucidi † | Cardinal, Secretary of the Apostolic Signatura |
| 4 Apr | 71.5 | François Marie-Dominique Berré, O.P. † | Archbishop of Baghdad, Iraq |
| 5 Apr | 82.5 | Francis Aidan Gasquet, O.S.B. † | Cardinal, Archivist of the Vatican Secret Archive |
| 8 Apr | 80.0 | Owen Patrick Bernard Corrigan † | Auxiliary Bishop of Baltimore, Maryland, USA |
| 11 Apr | 88.2 | Richard Lacy † | Bishop of Middlesbrough, England, Great Britain |
| 14 Apr | 87.3 | Karol Hryniewicki † | Bishop Emeritus of Vilnius, Lithuania |
| 20 Apr | 71.9 | John Ward † | Bishop of Leavenworth, Kansas, USA |
| 2 May | 65.5 | Adolfo Turchi † | Archbishop of L’Aquila, Italy |
| 5 May | 68.3 | Angelo Antonio Fiorini, O.F.M. Cap. † | Bishop of Pontremoli, Italy |
| 7 May | 80.5 | Ignace Denis Ephrem Rahmani (Rahamani) † | Patriarch of Antiochia {Antioch} (Syrian), Lebanon |
| 13 May | 68.1 | Pedro Prat Escalas, O.E.S.A. † | Prefect Emeritus of San León del Amazonas, Peru |
| 19 May | 70.5 | Matheus de Oliveira Xavier † | Archbishop of Goa e Damão, India |
| 21 May | 73.7 | Sebastiano Nicotra † | Apostolic Nuncio |
| 21 May | 69.3 | Luís Silva Lezaeta † | Bishop of Antofagasta, Chile |
| 22 May | 61.2 | Francisco Ruiz de Azúa Ortiz de Zárate, O.P. † | Vicar Apostolic of Hai Phòng, Viet Nam |
| 29 May | 80.3 | Jacques-Jean Gely † | Bishop of Mende, France |
| 10 Jun | 50.6 | Maurice-François Ducoeur, M.E.P. † | Vicar Apostolic of Nanning [Nanning], China |
| 13 Jun | 57.4 | William Barry † | Archbishop of Hobart, Australia |
| 21 Jun | 68.6 | António Barbosa Leão † | Bishop of Porto, Portugal |
| 28 Jun | 82.3 | Ricardo Isaza y Goyechea † | Auxiliary Bishop of Montevideo, Uruguay |
| 18 Jul | 83.0 | Aurelio Briante, O.F.M. † | Vicar Apostolic Emeritus of Egypt (Egitto), Egypt |
| 25 Jul | 65.6 | Francesco Rossi † | Archbishop of Ferrara, Italy |
| 30 Jul | 77.8 | Adolph Manier † | Bishop of Belley, France |
| 2 Aug | 72.9 | James John Keane † | Archbishop of Dubuque, Iowa, USA |
| 3 Aug | 82.5 | Jérémie-Timothée Makdassi † | Bishop of Zaku (Chaldean), Iraq |
| 3 Aug | 51.9 | Ferdinand Terrien, S.M.A. † | Vicar Apostolic of Costa di Benin, Nigeria |
| 5 Aug | 87.1 | António Mendes Bello † | Cardinal, Patriarch of Lisboa {Lisbon}, Portugal |
| 7 Aug | 79.0 | Henri de Lespinasse de Saune, S.J. † | Vicar Apostolic Emeritus of Tananarive, Madagascar |
| 26 Aug | 69.5 | Antonín Čech † | Auxiliary Bishop of Litoměřice, Czechia |
| 7 Sep | 79.2 | Jean Baptiste Étienne Honoré Penon † | Bishop Emeritus of Moulins, France |
| 9 Sep | 51.8 | Jean Trudon Jans, O.F.M. † | Vicar Apostolic of Ichang [Yichang], China |
| 23 Sep | 73.0 | Louis-Ernest Dubois † | Cardinal, Archbishop of Paris, France |
| 9 Oct | 65.3 | Antonio María Pueyo de Val, C.M.F. † | Bishop of Pasto, Colombia |
| 17 Oct | 65.7 | Edmund Michael Dunne † | Bishop of Peoria, Illinois, USA |
| 17 Oct | 75.7 | Joseph-Marie Leray, M.S.C. † | Vicar Apostolic Emeritus of Gilbert Islands {Isole Gilbert}, Kiribati, Pacific (Oceania) |
| 21 Oct | 60.9 | Louis-Marie Ricard † | Bishop of Nice, France |
| 26 Oct | 75.8 | Olivier Elzéar Mathieu † | Archbishop of Regina, Saskatchewan, Canada |
| 10 Nov | 84.7 | Giovanni Battista Ricci † | Archbishop of Ancona e Numana, Italy |
| 18 Nov | 78.9 | Hendrik (Henricus) van de Wetering † | Archbishop of Utrecht, Netherlands |
| 25 Nov | 55.6 | Francisco Ozamiz Corta, C.M.F. † | Apostolic Administrator of São José de Alto Tocantins, Brazil |
| 9 Dec | 70.9 | Henry William Cleary † | Bishop of Auckland, New Zealand |
| 26 Dec | 72.6 | Giuseppe Gamba † | Cardinal, Archbishop of Torino {Turin}, Italy |
| 29 Dec | 66.1 | Quintino Rodrigues de Oliveira e Silva † | Bishop of Crato, Ceara, Brazil |
| 30 Dec | 77.2 | Alexandre Berlioz, M.E.P. † | Bishop Emeritus of Hakodaté, Japan |