| Date | Age | Bishop | Title |
|---|
| unknown | 47.4 | Jean-Jacques Bouguet, C.S.Sp. † | Prefect Emeritus of Iles Saint-Pierre et Miquelon |
| unknown | 72.9 | Donato Antonio Giannelli † | Bishop of Bisceglie, Italy |
| unknown | 64.2 | Joseph IV (Lazare Timothée) Hindi † | Patriarch Emeritus of Babylon {Babilonia} (Chaldean), Iraq |
| unknown | 75.2 | Prospero Celestino Meloni † | Bishop of Narni, Italy |
| unknown | 68.2 | Giuseppe Monticelli † | Bishop of Ugento, Italy |
| 8 Jan | 66.4 | Francesco Agoselli † | Bishop of Cesena, Italy |
| 13 Jan | 66.2 | Ugone Papé di Valdina † | Bishop of Mazara del Vallo, Italy |
| 14 Jan | 77.0 | Gabriel Cortois de Quincey † | Bishop of Belley, France |
| 14 Jan | 55.4 | José do Menino Jesus (Deus), O.C.D. † | Bishop of Viseu, Portugal |
| 26 Jan | 84.1 | Ignacy Augustyn Kozierowski, C.R.L.A. † | Auxiliary Bishop of Gniezno, Poland |
| 24 Feb | 90.1 | Giulio Cesare Lomellino, C.R. † | Bishop of Luni e Sarzana, Italy |
| Mar | 66.0 | Stefano (Ildefonso) Ortiz Cortes, O.S.B. † | Bishop of Mottola (Motula), Italy |
| 8 Mar | 79.3 | Domenico de Dominicis † | Bishop of Ortona a Mare e Campli, Italy |
| 11 Mar | 59.1 | Francesco Paolo Perremuto, O.S.B. † | Archbishop of Messina, Italy |
| 13 Mar | 87.0 | Pierre-François-Xavier de Reboul de Lambert † | Bishop of Saint-Paul-Trois-Châteaux, France |
| 14 Mar | 74.5 | Alexander Fé † | Titular Bishop of Methone |
| 17 Mar | 81.6 | Augstín González Pisador † | Bishop of Oviedo, Spain |
| 29 Mar | 53.0 | Stefano Giustiniani † | Bishop of Albenga, Italy |
| 3 Apr | 87.1 | Antonio Spedalieri † | Bishop of Bova, Italy |
| 8 Apr | 77.1 | Saverio Palica, O.S.B. † | Bishop of Andria, Italy |
| 22 Apr | 57.4 | [René Lecesve] † | Bishop of [Vienne (Constitutional), France] |
| 28 Apr | 65.5 | Charles-Joseph de Raffélis de Saint-Sauveur † | Bishop of Tulle, France |
| 2 May | 53.4 | Aloisio Buonamici † | Bishop of Volterra, Italy |
| 26 May | 72.6 | Joseph Philipp Franz von Spaur † | Bishop of Brixen {Bressanone}, Italy |
| 28 May | 65.0 | Antonín Bernard Gürtler † | Titular Bishop of Tium |
| 1 Jun | 87.2 | José Javier Rodríguez Arellano † | Archbishop of Burgos, Spain |
| 4 Jun | 85.4 | Mathew McKenna † | Bishop of Cloyne and Ross, Ireland |
| 21 Jun | 60.9 | Giuseppe Pasquale Rogani † | Bishop of Trevico, Italy |
| 23 Jun | 71.1 | Wojciech Józef Gadomski † | Auxiliary Bishop of Płock, Poland |
| 25 Jun | 62.7 | Antonio Feliú y Centena † | Bishop of Santiago de Cuba |
| 11 Jul | 62.4 | Giovanni de Gregorio † | Cardinal, Cardinal-Priest of Santissima Trinità al Monte Pincio |
| 11 Jul | 62.4 | Louis-Marie de Nicolay † | Bishop of Cahors, France |
| 29 Jul | 49.5 | James Butler (2nd) † | Archbishop of Cashel (-Emly), Ireland |
| Aug | 81.5 | Thomas Zarone † | Bishop of Carinola (Calina), Italy |
| 19 Aug | 68.6 | Nicola Lindi † | Bishop of Sapë, Albania |
| 9 Sep | 55.6 | Alexander MacDonald † | Vicar Apostolic of Highland District, Scotland, Great Britain |
| 11 Sep | 76.6 | José Antonio Humeres y Miranda † | Bishop of Panamá |
| 14 Sep | 87.0 | Bartolomeo Olivazzi † | Bishop of Pavia, Italy |
| 1 Oct | 78.0 | Vicente da Gamal Leao † | Coadjutor Bishop Emeritus of São Sebastião do Rio de Janeiro, Brazil |
| 16 Oct | 60.7 | Adam Kościa † | Auxiliary Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| 8 Nov | 78.1 | Pierre Brigot, M.E.P. † | Superior of Karnatic Mission / Pondicherry, India |
| 20 Nov | 75.8 | François-Tristan de Cambon † | Bishop of Mirepoix, France |
| 1 Dec | 86.7 | Domenico Giovanni Prosperi † | Bishop of San Severino (Marche), Italy |
| 24 Dec | 37.9 | Crescenzio Cavalli, O.F.M. † | Vicar Apostolic of Hukwang, Shansi [Shanxi], and Shensi [Shaanxi], China |
| 24 Dec | 78.5 | Andrea Torre, C.P.O. † | Bishop of Minori, Italy |
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