| Date | Age | Bishop | Title |
| unknown | | Bernardo Maria Cenicela † | Archbishop of Reggio Calabria, Italy |
| unknown | 86.0 | François de Clugny † | Bishop Emeritus of Riez, France |
| unknown | 77.0 | Pietro De Felice † | Bishop of Sessa Aurunca, Italy |
| unknown | 75.9 | Antonio De Rossi † | Bishop of Veroli, Italy |
| unknown | | Hryhorij (Grzegorz) Koxanovyc (Kochanowicz) † | Archbishop of Kyiv-Vyshhorod (Ukrainian), Ukraine |
| unknown | 82.9 | Juan Moya, O.F.M. † | Bishop Emeritus of Osma, Spain |
| unknown | 63.3 | Cayetano Pallás, O.P. † | Bishop of Nueva Segovia, Philippines |
| unknown | | António de São José de Castro † | Bishop of Porto, Portugal |
| unknown | 70.9 | David Zsolnai † | Auxiliary Bishop of Veszprém, Hungary |
| Jan | 73.2 | Francesco Maria Ferreri, C.P. † | Bishop of Nicopoli, Bulgaria |
| 3 Jan | 71.9 | José de Santa Escolástica Álvares (Alves) Pereira, O.S.B. † | Archbishop of São Salvador da Bahia, Brazil |
| 3 Jan | 74.2 | Francisco Porró Reinado † | Bishop of Tarazona, Spain |
| 4 Jan | 70.0 | Pedro Antonio Juano † | Bishop of Menorca, Spain |
| 14 Jan | | James Caulfield † | Bishop of Ferns, Ireland |
| 26 Jan | 89.9 | Manuel do Cenáculo Vilas Boas † | Archbishop of Évora, Portugal |
| 14 Feb | 55.4 | Baldassare Rasponti † | Archbishop of Udine, Italy |
| 1 Mar | 86.2 | Manel María Trujillo Jurado, O.F.M. † | Bishop Emeritus of Albarracin, Spain |
| 17 Mar | 70.3 | Anton Kautschitz † | Bishop of Ljubljana, Slovenia |
| 16 May | 73.9 | Grzegorz Zachariasiewicz † | Auxiliary Bishop of Gniezno, Poland |
| 6 Jun | 55.1 | Antoni Angelowicz † | Archbishop of Lviv (Ukrainian), Ukraine |
| 11 Jun | 82.3 | Antonio José Salinas Moreno, O.F.M. † | Bishop of Tortosa, Spain |
| 8 Jul | 62.4 | John Chisholm † | Vicar Apostolic of Highland District, Scotland, Great Britain |
| 22 Jul | 52.8 | Michael Francis Egan, O.F.M. † | Bishop of Philadelphia, Pennsylvania, USA |
| 25 Aug | 87.4 | Vicente Ferreira da Rocha, O.P. † | Bishop of Castelo Branco, Portugal |
| 27 Aug | 72.6 | Filippo Angelico Becchetti, O.P. † | Bishop Emeritus of Città della Pieve, Italy |
| 1 Sep | 72.5 | Charles de La Font de Savines † | Bishop Emeritus of Viviers (Aps), France |
| 14 Sep | 68.1 | Lorenzo Igual Soria † | Bishop of Plasencia, Spain |
| 29 Sep | 78.4 | Henri Henrard, O.F.M. Conv. † | Apostolic Administrator Emeritus of Liège, Belgium |
| 8 Oct | 77.6 | Adalbert Freiherr (Wilhelm Adolph Heinrich) von Harstall, O.S.B. † | Bishop of Fulda, Germany |
| 12 Oct | 54.2 | Juan Alejo de Arizmendi de La Torre † | Bishop of Puerto Rico (Porto Rico) |
| 16 Oct | 80.3 | Franciszek Ksawery Graf Rydzyński † | Bishop of Chelmno (Culma), Poland |
| 7 Nov | 60.2 | Sigmund Christoph Graf von Waldburg-Zeil-Trauchburg † | Bishop Emeritus of Chiemsee, Germany |
| 10 Nov | 59.8 | Gregorio Hermida y Gamba (Camba) † | Bishop of Oviedo, Spain |
| Dec | 68.7 | Mauro Paolo Giuseppe Antonino Michele Maria Mari, O.S.B. † | Bishop Emeritus of Dora |
| 9 Dec | 79.7 | Joseph-Antoine (Maxime) Guisolan, O.F.M. Cap. † | Bishop of Lausanne, Switzerland |
| 14 Dec | 58.7 | Jean-Louis Florens, M.E.P. † | Coadjutor Vicar Apostolic of Se-Ciuen, China |
| 29 Dec | 65.9 | Francisco Rousset de Jesús y Rosas, O.F.M. † | Bishop of Sonora, Sonora, México |