| Date | Age | Bishop | Title |
| unknown | | Giacinto Maria D’Avila, O.P. † | Prefect of Canelos, Ecuador |
| unknown | | Giacomo Jacobs, O. Praem. † | Prefect of Lolo, Congo (Dem. Rep.) |
| unknown | | Giuseppe Ly † | Prefect of Linqing [Lintsing], China |
| unknown | | Gerardo Martino Uberto Martens, C.I.C.M. † | Prefect of Makassar, Indonesia |
| 9 Jan | 90.4 | Joseph-Marie Tissier † | Bishop of Châlons, France |
| 14 Jan | 75.7 | Francesco Canessa † | Titular Bishop of Sarepta |
| 1 Feb | 77.3 | Francis Clement Kelley † | Bishop of Oklahoma City and Tulsa, Oklahoma, USA |
| 9 Feb | 75.0 | Auguste Julien Pierre Fortineau, C.S.Sp. † | Vicar Apostolic Emeritus of Diégo-Suarez, Madagascar |
| 14 Feb | 75.9 | Conrad Gröber † | Archbishop of Freiburg im Breisgau, Germany |
| 16 Feb | 96.8 | Gennaro Granito Pignatelli di Belmonte † | Cardinal, Prefect of the Congregation of Ceremonies |
| 26 Feb | 85.3 | Valentín de la Asunción (Manuel) Zubizarreta y Unamunsaga, O.C.D. † | Archbishop of Santiago de Cuba |
| 6 Mar | 81.0 | Amedeo Casabona † | Bishop of Chiavari, Italy |
| 8 Mar | 62.1 | Frano Gjini † | Bishop of Lezhë {Lesh, Alessio}, Albania |
| 10 Mar | 67.3 | Petrus Innocentius Johannes Humbertus Verriet, O.P. † | Vicar Apostolic of Curaçao, Netherlands Antilles, Antilles |
| 11 Mar | 76.0 | Charles Challiol † | Bishop of Rodez (-Vabres), France |
| 11 Mar | 85.6 | John Jeremiah Lawler † | Bishop of Rapid City, South Dakota, USA |
| 15 Mar | 74.1 | Tomás Muniz Pablos † | Archbishop of Santiago de Compostela, Spain |
| 29 Mar | 83.7 | Antonio Anastasio Rossi † | Titular Patriarch of Constantinople |
| 3 Apr | 43.5 | Gjergj Volaj † | Bishop of Sapë, Albania |
| 5 Apr | 61.1 | Luigi Maria Grassi, B. † | Bishop of Alba (Pompea), Italy |
| 5 Apr | 81.3 | Joseph-Omer Plante † | Auxiliary Bishop of Québec, Canada |
| 6 Apr | 78.8 | Domingo Juan Vargas, O.P. † | Bishop Emeritus of Huaraz, Peru |
| 19 Apr | 70.5 | Martino Chiolino, P.I.M.E. † | Vicar Apostolic Emeritus of Weihweifu, China |
| 2 May | 81.0 | Etienne Fourcadier, S.J. † | Vicar Apostolic Emeritus of Tananarive, Madagascar |
| 2 May | 74.1 | Franciscus Joosten, C.I.C.M. † | Bishop Emeritus of Datong [Tatung], China |
| 5 May | 64.5 | Michael Rackl † | Bishop of Eichstätt, Germany |
| 11 May | 63.4 | Pietro Tagliapietra † | Archbishop of Spoleto, Italy |
| 13 May | 68.5 | Basil Takacs (Takach) † | Apostolic Exarch of United States of America (Ruthenian), Pennsylvania |
| 20 May | 68.8 | Domenico Marsiglia † | Archbishop of Rossano, Italy |
| 27 May | 75.5 | Rambert-Irénée Faure † | Bishop of Saint-Claude, France |
| 29 May | 76.8 | Matthias Ehrenfried † | Bishop of Würzburg, Germany |
| 2 Jun | 45.9 | Enrique Alvarez González, O.P. † | Vicar Apostolic of Urubamba y Madre de Dios, Peru |
| 12 Jun | 79.6 | John Alphonsus Heavey, O.S.A. † | Bishop of Cairns, Australia |
| 15 Jun | 85.5 | Elie-Jean-Joseph Morel, M.E.P. † | Archbishop Emeritus of Pondicherry, India |
| 1 Jul | 62.4 | Paul Salman † | Archbishop of Petra e Filadelfia (Melkite Greek), Jordan |
| 3 Jul | 79.1 | Emilio Larquère, C.M. † | Prefect of Tierradentro, Colombia |
| 6 Jul | 58.1 | Luigi Arrigoni † | Apostolic Nuncio to Peru |
| 7 Jul | 80.1 | Pasquale Righetti † | Bishop of Savona e Noli, Italy |
| 10 Jul | 65.6 | Maurice-Auguste-Eugène Foin † | Auxiliary Bishop of Le Mans, France |
| 20 Jul | 72.7 | António Antunes † | Bishop of Coimbra, Portugal |
| 30 Jul | 49.9 | Étienne Joseph Carton de Wiart † | Bishop of Tournai {Doornik}, Belgium |
| 4 Aug | 86.7 | Enrico Sibilia † | Cardinal, Official of the Roman Curia - Other |
| 5 Aug | 65.4 | James Aloysius Griffin † | Bishop of Springfield in Illinois, USA |
| 8 Aug | 64.1 | István Madarász † | Bishop of Košice, Slovakia |
| 25 Aug | 64.8 | Antonino Arata † | Apostolic Nuncio to Latvia |
| 25 Aug | 85.0 | Alexander Joseph McGavick † | Bishop of La Crosse, Wisconsin, USA |
| 27 Aug | 78.3 | Paschal Charles David Robinson, O.F.M. † | Apostolic Nuncio to Ireland |
| 28 Aug | 72.3 | Carlos de Sá Fragoso † | Bishop Emeritus of São Tomé of Meliapore, India |
| 29 Aug | 71.7 | Nicolás Esandi, S.D.B. † | Bishop of Viedma, Argentina |
| 8 Sep | 73.5 | Jean-Baptiste-Alexis Chambon, M.E.P. † | Bishop Emeritus of Yokohama, Japan |
| 10 Sep | 70.9 | Auguste Alphonse Pierre Haouisée, S.J. † | Bishop of Shanghai [Shanghai], China |
| 12 Sep | 70.9 | Antonin Alois Weber † | Bishop Emeritus of Litoměřice, Czech Republic |
| 16 Sep | 69.1 | Manuel Arce y Ochotorena † | Cardinal, Archbishop of Tarragona, Spain |
| 17 Sep | 71.9 | Raffaele Carlo Rossi, O.C.D. † | Cardinal, Secretary of the Sacred Consistorial Congregation |
| 20 Sep | 80.6 | Edmond Heelan † | Bishop of Sioux City, Iowa, USA |
| 21 Sep | 73.0 | William Lee † | Bishop of Clifton, England, Great Britain |
| 26 Sep | 69.4 | Gabriele Perlo, I.M.C. † | Vicar Apostolic Emeritus of Mogadiscio, Somalia |
| 30 Sep | 77.4 | Basilio Manuel Olimpio Pereira, O.F.M. † | Bishop Emeritus of Amazonas, Brazil |
| 12 Oct | 75.0 | Ernest Hauger, S.M.A. † | Vicar Apostolic Emeritus of Costa d’Oro {Gold Coast}, Ghana |
| 17 Oct | 73.0 | Francis Joseph Beckman † | Archbishop Emeritus of Dubuque, Iowa, USA |
| 22 Oct | 67.3 | August Hlond, S.D.B. † | Cardinal, Archbishop of Gniezno, Poland |
| 23 Oct | 73.8 | Giovanni Jeremich † | Auxiliary Bishop of Venezia {Venice}, Italy |
| 27 Oct | 55.6 | Marie-Antoine Roy, O.F.M. † | Bishop of Edmundston, New Brunswick, Canada |
| 28 Oct | 74.0 | Stanisław Kostka Łukomski † | Bishop of Łomża, Poland |
| 31 Oct | 75.2 | José Tomas Gomes da Silva † | Bishop of Aracajú, Brazil |
| 4 Nov | 75.7 | Filippo Perlo, I.M.C. † | Vicar Apostolic Emeritus of Kenya, Kenya |
| 28 Nov | 72.0 | Dominique Maria Ho Ngoc Cân † | Vicar Apostolic of Bùi Chu, Viet Nam |
| 16 Dec | 79.0 | Carlo Pensa, O.Ss.C.A. † | Bishop of Penne e Atri, Italy |
| 20 Dec | 78.5 | Jacques-Victor-Marius Rouchouse, M.E.P. † | Bishop of Chengdu [Chengtu], China |
| 22 Dec | 73.0 | Karel Kmetko † | Bishop of Nitra, Slovakia |
| 27 Dec | 85.3 | José María Betanzos y Hormaechevarría, O.F.M. † | Vicar Apostolic of Marocco o Marruecos, Morocco |
| 27 Dec | 54.1 | Ferdinand Dirichs † | Bishop of Limburg, Germany |
| 28 Dec | 78.9 | Ernesto Coppo, S.D.B. † | Vicar Apostolic Emeritus of Kimberley in Western Australia |
| 28 Dec | 38.4 | Charles Dauvin, S.J. † | Coadjutor Vicar Apostolic of Koango o Kwango, Congo (Dem. Rep.) |
| 28 Dec | 84.8 | Emeterio Valverde y Télles † | Bishop of León, Guanajuato, México |
| 31 Dec | 82.1 | Marie-Eugène-Auguste-Charles Foulquier, M.E.P. † | Vicar Apostolic Emeritus of Northern Burma {Birmania Settentrionale}, Myanmar |