| Date | Age | Bishop | Title |
| unknown | 63.3 | Giosuè Bicchi † | Bishop of San Severino, Italy |
| unknown | 80.8 | Giovanni Blandini † | Bishop of Noto, Italy |
| unknown | 79.1 | Andrea Cassato † | Auxiliary Bishop of Otranto, Italy |
| unknown | 85.3 | Giacomo Corna-Pellegrini † | Bishop of Brescia, Italy |
| unknown | 71.6 | Gaspare Feliciano Cyrtowt † | Bishop of Žemaitija, Lithuania |
| unknown | 74.0 | Andrea d'Agostino, C.M. † | Bishop of Ariano, Italy |
| unknown | 69.4 | Luigi del Forno † | Bishop of Nocera de’ Pagani, Italy |
| unknown | 64.6 | Giuseppe Foschiani † | Bishop of Belluno e Feltre, Italy |
| unknown | 69.0 | Ernesto Kutrovatz † | Auxiliary Bishop of Győr, Hungary |
| unknown | 57.0 | Emanuele Giuseppe Pena † | Bishop of La Paz, Bolivia |
| unknown | | Pedro Prat, O.S.A. † | Prelate of San León del Amazonas, Peru |
| unknown | 69.0 | Achille Quadrozzi † | Bishop of Fossombrone, Italy |
| 5 Jan | 61.7 | Francisco Xavier Ricardo Vilá y Mateu, O.F.M. Cap. † | Vicar Apostolic of Guam, Pacific (Oceania) |
| 6 Jan | 68.7 | Dominikus (Martin Karl) Willi, O. Cist. † | Bishop of Limburg, Germany |
| 11 Jan | 69.0 | Philippe Meunier † | Bishop of Evreux, France |
| 22 Jan | 61.9 | Francisco Javier Valdés y Noriega, O.S.A. † | Bishop of Salamanca, Spain |
| 23 Jan | 75.0 | Richard Alphonsus O’Connor † | Bishop of Peterborough, Ontario, Canada |
| 25 Jan | 70.1 | Filemón Cabanillas † | Auxiliary Bishop of Córdoba (Tucumán), Argentina |
| 4 Feb | 57.2 | Franz Xavier Nagl † | Cardinal, Archbishop of Wien {Vienna}, Austria |
| 7 Feb | 84.2 | Etienne-Marie-Alphonse Sonnois † | Archbishop of Cambrai, France |
| 16 Feb | 52.4 | Ignacio Monterisi † | Bishop of Potenza e Marsico Nuovo, Italy |
| 21 Feb | 83.8 | John Joseph Hogan † | Bishop of Kansas City, Missouri, USA |
| 24 Feb | 79.0 | Giovanni Battista Rota † | Bishop of Lodi, Italy |
| 12 Mar | 72.0 | Félix-Jules-Xavier Jourdan de la Passardière, C.O. † | Auxiliary Bishop Emeritus of Rouen, France |
| 22 Mar | 69.5 | Pietro Respighi † | Cardinal, Vicar General of Roma {Rome}, Italy |
| 23 Mar | 84.7 | José Proceso Pozuelo y Herrero † | Bishop of Córdoba, Spain |
| 4 Apr | 50.3 | James Jordan Carroll † | Bishop Emeritus of Nueva Segovia, Philippines |
| 14 Apr | 68.4 | Ricardo Casanova y Estrada † | Archbishop of Guatemala |
| 25 Apr | 53.9 | Joseph Alfred Archambault † | Bishop of Joliette, Québec, Canada |
| 13 May | 79.1 | Manuel Baptista da Costa (da Cunha) † | Archbishop of Braga, Portugal |
| 21 May | 76.3 | Hugues-Madelain Bottero, M.E.P. † | Bishop of Kumbakonam, India |
| 8 Jun | 78.1 | Francisco de Paula Barnada y Aguilar † | Archbishop of Santiago de Cuba |
| 24 Jun | 59.6 | Julián Miranda y Ristuer † | Bishop of Segovia, Spain |
| 2 Jul | 78.3 | John Janssen † | Bishop of Belleville, Illinois, USA |
| 11 Jul | 73.5 | Charles Lavigne, S.J. † | Bishop of Trincomalee, Sri Lanka |
| 21 Jul | 65.5 | François-Marie-Joseph Delamaire † | Archbishop of Cambrai, France |
| 28 Jul | 83.2 | William Giles † | Titular Bishop of Philadelphia in Lydia |
| 6 Aug | 70.3 | Josephus Hubertus Drehmanns † | Bishop of Roermond, Netherlands |
| 7 Sep | 59.6 | José de Calasanz Félix Santiago Vives y Tutó, O.F.M. Cap. † | Cardinal, Prefect of the Congregation of the Affairs of Religious |
| 10 Sep | 84.6 | Johannes Fidelis Battaglia † | Bishop Emeritus of Chur, Switzerland |
| 10 Oct | 78.6 | Gregorio María Aguirre y García, O.F.M. † | Cardinal, Archbishop of Toledo, Spain |
| 13 Oct | 66.5 | Ferdinand Rüegg † | Bishop of Sankt Gallen, Switzerland |
| 21 Oct | 71.9 | François-Mathurin Guichard, M.E.P. † | Vicar Apostolic of Kuiceu, China |
| 24 Oct | 60.8 | William John Kenny † | Bishop of Saint Augustine, Florida, USA |
| 19 Nov | 83.0 | Manuel Correia de Bastos Pina † | Bishop of Coimbra, Portugal |
| 30 Nov | 82.8 | Firmin-Léon-Joseph Renouard † | Bishop of Limoges, France |
| 4 Dec | 47.6 | Juan José Laguarda y Fenollera † | Bishop of Barcelona, Spain |
| 7 Dec | 85.4 | Luigi Oreglia di Santo Stefano † | Cardinal, Prefect of the Congregation of Ceremonies |
| 16 Dec | 70.3 | Mariano Rampolla del Tindaro † | Cardinal, Official of the Congregation of the Holy Office |