| Date | Age | Bishop | Title |
| unknown | | Marianus Bogdanovich, O.F.M. † | Titular Bishop of Echinus |
| 26 Jan | 61.9 | Joannes Dominicus (Michael Antonius) Chiavassa (a S. Clara), O.C.D. † | Titular Bishop of Assuras |
| 24 Feb | 75.3 | Nicola Perrelli † | Cardinal, Cardinal-Deacon of S. Giorgio in Velabro |
| 20 Mar | 61.4 | Aloysius Emmanuel del Carretto † | Archbishop of Oristano, Italy |
| 28 Mar | 67.2 | Lucretius-Henri-François de La Tour du Pin † | Bishop of Riez, France |
| 31 Mar | 78.9 | Vincenzo Acqua † | Bishop of Spoleto, Italy |
| Apr | 79.6 | Dominico Maria Saporito † | Bishop of Accia and Mariana, France |
| Apr | 63.7 | Luigi Satta † | Bishop of Iglesias, Italy |
| 2 Apr | 71.5 | Pietro Budmani † | Bishop of Stagno (Ston), Croatia |
| 24 Apr | 64.1 | José Vicente Díaz Bravo, O. Carm. † | Bishop of Durango, México |
| 2 May | 50.3 | Atanasie Rednic, O.S.B.M. † | Bishop of Făgăraş (Romanian), Romania |
| 7 May | 63.6 | Michele di Tarsia † | Bishop of Conversano, Italy |
| 20 May | 66.7 | Giacomo Gaetano Inghirami † | Bishop of Arezzo, Italy |
| 27 May | 75.4 | Pedro Anselmo Sánchez de Tagle † | Bishop of Michoacán, México |
| 6 Jun | 69.5 | Francesco Ferrante † | Bishop of Andria, Italy |
| 13 Jun | 62.4 | Louis-Henri de Rochefort d’Ally † | Bishop of Chalons-sur-Saône, France |
| 24 Jun | 78.0 | Scipione de’ Lorenzi † | Bishop of Larino, Italy |
| 26 Jun | 59.5 | Pierre Chapelle de Jumilhac de Cubjac † | Bishop of Lectoure, France |
| 2 Jul | | Giuseppe Roverani (Roverano) † | Titular Archbishop of Marcianopolis |
| 4 Jul | 40.4 | Jan Bradács † | Bishop of Mukachevo (Munkács) (Ruthenian), Ukraine |
| 6 Jul | 70.9 | Franz Karl Eusebius von Waldburg-Friedberg und Trauchburg † | Bishop of Chiemsee, Germany |
| 7 Jul | 58.8 | Tomás de Azpuru Ximénez † | Archbishop of Valencia, Spain |
| 17 Jul | 81.9 | Bartolomé Rajoy Losada † | Archbishop of Santiago de Compostela, Spain |
| 19 Jul | 63.5 | Gioacchino Maria Pontalti, O. Carm. † | Bishop Emeritus of Hvar (Lesina), Croatia |
| 21 Jul | 73.2 | António Caetano da Rocha † | Bishop of Angra, Portugal |
| 26 Jul | 59.6 | Nicolau Joaquim Torel da Cunha Manuel † | Bishop of Lamego, Portugal |
| 9 Sep | 84.5 | José Mezquía Díaz de Arrízola, O. de M. † | Bishop of Solsona, Spain |
| 26 Oct | 55.5 | Antonius D’Afflitto, C.R. † | Archbishop of Cosenza, Italy |
| 26 Oct | 65.2 | Antonio Maria Priuli † | Cardinal, Bishop of Padova {Padua}, Italy |
| Nov | 43.8 | Gabriel-Louis de Rougé † | Bishop of Périgueux (Vesuna), France |
| 10 Nov | 72.3 | Diego Rojas Contreras † | Bishop of Cartagena (en España) |
| 17 Nov | 80.4 | Carminus Cioffi † | Titular Bishop of Antaeopolis |
| 22 Nov | 69.3 | Leopold Josef Hannibal Petazzi de Castel Nuovo † | Bishop of Ljubljana, Slovenia |
| 22 Nov | 66.5 | Felipe Antonio Perales Mercado † | Bishop of Barbastro, Spain |
| 22 Dec | 60.6 | Carlo Giuseppe Capra † | Bishop of Acqui, Italy |
| 22 Dec | 63.0 | Simon Ambros Stock † | Titular Bishop of the Titular See |
| 26 Dec | 63.9 | Donato Maria Arcangeli † | Bishop of Pescia, Italy |