| Date | Age | Bishop | Title |
| unknown | | Adam Grossi, P.M.E. † | Prefect of Malda, India |
| 1 Jan | 79.4 | Agostino Mancinelli † | Archbishop of Benevento, Italy |
| 2 Jan | 89.3 | Federico Emanuel (Emmanuel), S.D.B. † | Bishop Emeritus of Castellammare di Stabia, Italy |
| 6 Jan | 49.4 | John Joseph Rafferty † | Auxiliary Bishop of Perth, Australia |
| 7 Jan | 81.0 | Pierre-Sylvain Valentin, M.E.P. † | Bishop of Kangding [Kangting], China |
| 9 Jan | 78.3 | Paul Léon Cornelius Montaigne, C.M. † | Vicar Apostolic Emeritus of Peking [Beijing], China |
| 17 Jan | 79.6 | Daniel Mageean † | Bishop of Down and Connor, Ireland |
| 18 Jan | 86.0 | Christian Josef Caminada † | Bishop of Chur, Switzerland |
| 21 Jan | 67.7 | Domingos da Apresentação Fernandes † | Bishop of Aveiro, Portugal |
| 22 Jan | 76.2 | Tomás Aspe, O.F.M. † | Bishop Emeritus of Cochabamba, Bolivia |
| 5 Feb | 80.1 | Gaetano Cicognani † | Cardinal, Prefect of the Congregation of (Sacred) Rites |
| 6 Feb | 72.7 | Teodosio Clemente de Gouveia † | Cardinal, Archbishop of Lourenço Marques, Mozambique |
| 8 Feb | 55.3 | Vivian Anthony Dyer † | Archbishop of Calcutta, India |
| 12 Feb | 71.1 | Zenobio Lorenzo Guilland † | Archbishop of Paraná, Argentina |
| 13 Feb | 80.5 | Salvatore Baccarini, C. R. † | Archbishop of Capua, Italy |
| 15 Feb | 72.9 | Aloisius Joseph Muench † | Cardinal, Bishop Emeritus of Fargo, North Dakota, USA |
| 19 Feb | 83.5 | William David O’Brien † | Auxiliary Bishop of Chicago, Illinois, USA |
| 19 Feb | 73.2 | Agostino Saba † | Archbishop of Sassari, Italy |
| 27 Feb | 68.9 | José Domitrovitsch, S.D.B. † | Prelate of Humaitá, Amazonas, Brazil |
| 4 Mar | 87.7 | Domenico Fiori † | Auxiliary Bishop Emeritus of Sabina e Poggio Mirteto, Italy |
| 11 Mar | 75.8 | Jozef Čársky † | Auxiliary Bishop of Košice, Slovakia |
| 29 Mar | 62.4 | James Michael Hill † | Bishop of Victoria, British Columbia, Canada |
| 2 Apr | 69.0 | Joseph Michael Gilmore † | Bishop of Helena, Montana, USA |
| 3 Apr | 74.5 | Francisco Gómez de Santiago, O.P. † | Vicar Apostolic Emeritus of Hai Phòng, Viet Nam |
| 5 Apr | 77.8 | Laurent-François Déprimoz, M. Afr. † | Vicar Apostolic Emeritus of Kabgayi, Rwanda |
| 5 Apr | 63.0 | Alfred Joseph Gummer † | Bishop of Geraldton, Australia |
| 6 Apr | 77.0 | Aimable Chassaigne † | Bishop Emeritus of Tulle, France |
| 9 Apr | 62.2 | Emilio Antonio di Pasquo † | Bishop of Avellaneda, Argentina |
| 13 Apr | 59.7 | Antônio Julio Maria Mattioli, O.S.M. † | Prelate of Acre e Purus, Acre, Brazil |
| 17 Apr | 71.1 | Grégoire Georges Camille Hindié † | Archbishop Emeritus of Alep [Beroea, Halab] (Armenian), Syria |
| 24 Apr | 49.4 | Luis do Amaral Mousinho † | Archbishop of Ribeirão Preto, Sao Paulo, Brazil |
| 29 Apr | 76.3 | Antonio Eustaquio Aguirrebeitia y Arriaga, O.C.D. † | Prefect Emeritus of Urabá, Colombia |
| 29 Apr | 89.2 | Giuseppe Petrelli † | Apostolic Nuncio |
| 1 May | 69.5 | Giovanni Lucato, S.D.B. † | Bishop of Isernia e Venafro, Italy |
| 3 May | 45.0 | Vicente Alfredo Aducci † | Auxiliary Bishop of Mercedes, Argentina |
| 9 May | 83.3 | Evangelista Latino Enrico Vanni, O.F.M. Cap. † | Archbishop Emeritus of Agra, India |
| 15 May | 66.1 | Nicola Canino † | Bishop Emeritus of Oppido Mamertina, Italy |
| 18 May | 70.6 | Louis-Joseph-Ephrem Groshenry, M. Afr. † | Vicar Apostolic Emeritus of Bobo-Dioulasso, Burkina Faso |
| 19 May | 81.5 | Pavel Trofim Meletiev (Meletijev) † | Titular Bishop of Heracleopolis Magna |
| 1 Jun | 82.4 | Joseph Darnand, S.M. † | Vicar Apostolic Emeritus of Archipelago of the Navigators {Arcipelago dei Navigatori}, American Samoa, Pacific (Oceania) |
| 4 Jun | 78.2 | Giuseppe Misuraca † | Apostolic Nuncio |
| 6 Jun | 62.7 | Marian Jankowski † | Auxiliary Bishop of Siedlce, Poland |
| 8 Jun | 90.2 | Joseph Félix Blanc, S.M. † | Vicar Apostolic Emeritus of Tonga Islands {Isole Tonga}, Pacific (Oceania) |
| 15 Jun | 72.2 | Eugeniusz Baziak † | Archbishop of Lviv, Ukraine |
| 22 Jun | 75.7 | Enrique María Dubuc Moreno † | Bishop Emeritus of Barquisimeto, Venezuela |
| 1 Jul | 80.7 | Benigno Luciano Migliorini, O.F.M. † | Archbishop of Lanciano e Ortona, Italy |
| 7 Jul | 67.2 | Giovanni Panico † | Cardinal, Official of the Roman Curia - Other |
| 13 Jul | 74.5 | Auguste-Léon-Alexis Cesbron † | Bishop of Annecy, France |
| 13 Jul | 88.5 | Johannes Baptist Filzer † | Auxiliary Bishop of Salzburg, Austria |
| 25 Jul | 81.0 | Edmond John Fitzmaurice † | Bishop Emeritus of Wilmington, Delaware, USA |
| 29 Jul | 64.9 | Gabriel Acacius Coussa, B.A. † | Cardinal, Secretary of the Congregation for the Oriental Churches |
| 1 Aug | 61.1 | Guglielmo Bosetti † | Bishop of Fidenza, Italy |
| 2 Aug | 81.9 | Giovanni Battista Pinardi † | Auxiliary Bishop of Torino {Turin}, Italy |
| 12 Aug | 61.6 | Antonio Capdevilla Ferrando, C.M. † | Vicar Apostolic of San Pedro Sula, Honduras |
| 13 Aug | 80.5 | Jean-François Cuvelier, C.Ss.R. † | Vicar Apostolic Emeritus of Matadi, Congo (Dem. Rep.) |
| 17 Aug | 75.6 | Frédéric Marie Blessing, O.S.C. † | Vicar Apostolic Emeritus of Bondo, Congo (Dem. Rep.) |
| 20 Aug | 89.1 | Bl. Teofilius Matulionis † | Bishop of Kaišiadorys, Lithuania |
| 28 Aug | 81.5 | Joseph Hu Ruoshan (Hu Joo-shan, Hu Jo-shan), C.M. † | Bishop of Linhai [Taichow], China |
| 29 Aug | 83.4 | João de Oliveira Matos Ferreira † | Auxiliary Bishop of Guarda, Portugal |
| 30 Aug | 55.0 | Emiliano Pied, S.M.M. † | Prefect of Vichada, Colombia |
| 10 Sep | 59.3 | Thomas Francis Maloney † | Auxiliary Bishop of Providence, Rhode Island, USA |
| 22 Sep | 64.5 | William Lumley, S.M.A. † | Prefect Emeritus of Jos, Nigeria |
| 23 Sep | 66.9 | John Forest Hogan, O.F.M. † | Bishop of Bellary, India |
| 29 Sep | 53.4 | Giacomo Testa † | President of the Pontifical Ecclesiastical Academy |
| 4 Oct | 82.4 | Ernest Louis Joye, O.F.M. Cap. † | Bishop Emeritus of Port Victoria o Seychelles |
| 16 Oct | 76.1 | Joseph Aloysius Burke † | Bishop of Buffalo, New York, USA |
| 21 Oct | 76.8 | Edoardo Facchini † | Bishop of Alatri, Italy |
| 21 Oct | 63.2 | Charles-Omer Garant † | Auxiliary Bishop of Québec, Canada |
| 22 Oct | 85.1 | Domenico Bernareggi † | Auxiliary Bishop of Milano {Milan}, Italy |
| 24 Oct | 83.4 | Aston Ignatius (Sebastian Joseph) Chichester, S.J. † | Archbishop Emeritus of Salisbury, Zimbabwe |
| 24 Oct | 74.0 | František Borgiáš Onderek † | Apostolic Administrator of Český Těšín, Czechia |
| 3 Nov | 69.7 | Franciszek Salezy Korszyński † | Auxiliary Bishop of Włocławek (Kujawy, Kalisze), Poland |
| 14 Nov | 82.4 | Gaetano De Cicco † | Bishop Emeritus of Sessa Aurunca, Italy |
| 23 Nov | 82.9 | John Joseph Swint † | Bishop of Wheeling, West Virginia, USA |
| 3 Dec | 80.4 | Hipólito Martínez y Martínez, O.S.A. † | Prefect of Lixian [Lichow], China |
| 4 Dec | 73.1 | Juan Albacete Sáiz, S.J. † | Prefect of San Francisco Javier, Peru |
| 13 Dec | 53.8 | George Shanks, M.H.M. † | Prefect of Kashmir and Jammu, India |
| 14 Dec | 77.1 | Carlo de Ferrari, C.S.S. † | Archbishop of Trento, Italy |
| 14 Dec | 84.7 | Pio Paschini † | President of the Pontifical Committee for Historical Sciences |
| 23 Dec | 73.9 | Heinrich Breuer, O.M.I. † | Prefect Emeritus of Pilcomayo, Paraguay |
| 31 Dec | 84.8 | Louis-Joseph Kerkhofs † | Bishop Emeritus of Liège (Luik, Lüttich), Belgium |