| Date | Age | Bishop | Title |
| unknown | | William Burgat † | Archbishop of Cashel, Ireland |
| unknown | 53.0 | Daniel Mackey † | Bishop of Dromore, Ireland |
| unknown | | Claude Ruffier † | Bishop of Saint-Paul-Trois-Châteaux, France |
| Jan | | Raffaele de Palma † | Bishop of Oria, Italy |
| 12 Jan | 42.0 | Antonio do Espirito Santo, O.C.D. † | Bishop of Angola e Congo, Angola |
| 21 Jan | 53.1 | Matteo di Génnaro † | Archbishop of Reggio Calabria, Italy |
| 30 Jan | 64.1 | Matteo Benlich, O.F.M. † | Bishop of Beograd {Belgrade}, Serbia |
| 8 Feb | 73.1 | Fabio dos Reis Fernandes, O. Carm. † | Bishop of Santiago de Cabo Verde |
| 12 Feb | 60.8 | Juan López, O.P. † | Archbishop of Manila, Philippines |
| 27 Feb | | Bartolomé de Foncalda (Fontcalda), O.S.A. † | Bishop of Huesca, Spain |
| 6 Mar | 69.2 | Pietro Lanfranconi, O.S.A. † | Bishop of Terni, Italy |
| 25 Mar | 69.2 | Giacinto Torisi (Tarugi), O.P. † | Bishop of Venosa, Italy |
| Apr | 78.3 | Gabriel Adarzo de Santander, O. de M. † | Archbishop of Otranto, Italy |
| 13 Apr | 76.3 | Gioavnni Battista Imperiali, C.R. † | Bishop of Aleria, France |
| 29 Apr | 59.3 | Pietro Martire Rusca, O.F.M. Conv. † | Bishop of Caorle, Italy |
| 7 May | 86.3 | Wolther Heinrich von Strevesdorff † | Auxiliary Bishop of Mainz, Germany |
| 12 May | 64.4 | Francesco Maria Annoni, C.R. † | Bishop of Muro Lucano, Italy |
| 15 May | 60.4 | Kazimierz Florian Czartoryski † | Archbishop of Gniezno, Poland |
| 17 May | 54.4 | Francesco Giuseppe Crespos de Escobar † | Bishop of Agrigento (Girgenti), Italy |
| 21 May | | Havryil Kolenda † | Archbishop of Kyiv-Halyč {Kiev} (Ruthenian), Ukraine |
| 22 May | 68.4 | Francisco de Gamboa, O.S.A. † | Archbishop of Zaragoza, Spain |
| 4 Jun | | Giovanni Agostino Marliani † | Bishop of Reggio Emilia, Italy |
| 9 Jun | 58.4 | Alfonso Bravo de Laguna, O.F.M. † | Bishop of Nicaragua |
| 14 Jun | 76.5 | Benito Sanchez de Herrera † | Bishop of Pozzuoli, Italy |
| 28 Jun | 69.5 | Pierre de Bertier † | Bishop of Montauban, France |
| 13 Jul | 53.5 | Gabriel de Almeida, O. Cist. † | Bishop of Funchal, Portugal |
| 14 Jul | 66.5 | Matteo Avanisensis, O.P. † | Archbishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia |
| 23 Jul | | Giuseppe Zonga Ondedei † | Bishop of Fréjus, France |
| 13 Aug | 44.6 | Filippo Soldani † | Bishop of Fiesole, Italy |
| 26 Aug | 66.7 | Alexander Fabri † | Bishop of Orange, France |
| 13 Sep | 59.7 | Jacques Adhémar de Monteil de Grignan † | Bishop of Uzés, France |
| 19 Sep | 54.7 | Louis-Henri de Pardaillon de Gondrin † | Archbishop of Sens, France |
| 22 Sep | | Ladislas Jonnart † | Archbishop of Cambrai, France |
| 26 Sep | 65.0 | Ottavio Acquaviva d’Aragona (Jr.) † | Cardinal, Cardinal-Priest of Santa Cecilia |
| 20 Oct | 68.8 | Rodrigo de Mandia y Parga † | Bishop of Astorga, Spain |
| 28 Oct | 65.1 | Giovanni Bona † | Cardinal, Cardinal-Priest of San Bernardo alle Terme |
| 13 Nov | 76.9 | Pietro Francesco Moia, C.R.S. † | Bishop of Telese o Cerreto Sannita, Italy |
| 16 Nov | 76.9 | Vincenzo Maffia, O.P. † | Bishop of Patti, Italy |
| 15 Dec | 60.0 | Francesco Angelucci † | Bishop of Veroli, Italy |
| 19 Dec | 55.5 | Marcello Santacroce † | Cardinal, Bishop of Tivoli, Italy |
| 24 Dec | | Michele Angelo Vincentini † | Bishop Emeritus of Gerace, Italy |