| Date | Age | Bishop | Title |
| unknown | 68.5 | José António da Mata e Silva † | Archbishop of Évora, Portugal |
| unknown | 60.1 | Francesco Paolo Lettieri † | Bishop of Sant’Agata de’ Goti, Italy |
| 3 Jan | | Eduardo Vásquez, O.P. † | Bishop of Panamá |
| 25 Jan | 64.9 | Jacques-Léon Thomine-Desmazures, M.E.P. † | Vicar Apostolic Emeritus of Thibet, China |
| 26 Jan | 45.4 | Francisco de Paula Suárez Peredo y Bezares † | Bishop of Veracruz-Jalapa, México |
| 18 Feb | 49.3 | Jean-Baptiste Anouilh, C.M. † | Vicar Apostolic of Southwestern Chi-Li {Ce-Li Meridio-Occidentale}, China |
| 23 Feb | 80.4 | James Kyle † | Vicar Apostolic of Northern District, Scotland, Great Britain |
| 4 Mar | 64.8 | Peter Paul Lefevère (Lefebre) † | Coadjutor Bishop of Detroit, Michigan, USA |
| 29 Mar | 61.5 | John Thomas Mullock, O.F.M. † | Bishop of Saint John’s, Newfoundland, Canada |
| 4 Apr | 94.3 | Girolamo Gavi † | Bishop of Livorno, Italy |
| 3 May | 74.1 | Josef von Lipp † | Bishop of Rottenburg, Germany |
| 3 May | 64.0 | Gregoria María López Zaragoza † | Bishop of Plasencia, Spain |
| 5 May | 50.3 | John Dalton † | Bishop of Harbour Grace, Newfoundland, Canada |
| 8 May | 84.9 | Alessandro d'Angennes † | Archbishop of Vercelli, Italy |
| 11 May | 82.1 | Juraj Haulík Váralyai † | Cardinal, Archbishop of Zagreb, Croatia |
| 3 Jun | 62.2 | Francisco de Paula Jiménez Muñoz † | Bishop of Teruel, Spain |
| 18 Jul | 43.6 | Francisco de la Concepción Ramírez y González, O.F.M. † | Vicar Apostolic of Tamaulipas, México |
| 27 Jul | 48.8 | Martial-Guillaume-Marie Testard du Cosquer † | Archbishop of Port-au-Prince, Haïti |
| 28 Aug | 64.8 | Carlos Manuel Ladrón de Guevara † | Bishop of Chiapas (Ciudad Real de Chiapas), Chiapas, México |
| 15 Sep | | Michael Kieran † | Archbishop of Armagh, Ireland |
| 17 Sep | 64.9 | Calixto Castrillo Ornedo † | Bishop of León, Spain |
| 26 Sep | 68.8 | Manuel Bento Rodrigues da Silva † | Cardinal, Patriarch of Lisboa, Portugal |
| 29 Sep | 58.7 | Jean-Henri Baldus, C.M. † | Vicar Apostolic of Chekiang {Ce-Kiam}, China |
| 30 Sep | 58.7 | Bernardino Maria Frascolla † | Bishop of Foggia, Italy |
| 2 Oct | 79.3 | Guillaume-Laurent-Louis Angebault † | Bishop of Angers, France |
| 12 Oct | 47.0 | Henri-Marie Amanton † | Apostolic Delegate Emeritus to Iraq |
| 12 Oct | 75.0 | Toussaint (Raffaele Sante) Casanelli d'Istria † | Bishop of Ajaccio, France |
| 28 Oct | 83.6 | Jean-François-Marcellin Turinaz † | Bishop Emeritus of Tarentaise, France |
| 9 Dec | 66.3 | Antoine-Matthias-Alexandre Jacquemet † | Bishop of Nantes, France |
| 13 Dec | 73.8 | Nikolaus von Weis † | Bishop of Speyer, Germany |
| 17 Dec | 72.0 | Francesco Pentini † | Cardinal, Priest of the Roman Curia - Other |
| 22 Dec | 69.5 | Karl August Graf von Reisach † | Cardinal, Archbishop Emeritus of München und Freising {Munich}, Germany |