| Date | Age | Bishop | Title |
|---|
| unknown | | Francisco da Mãe dos Homens Anes de Carvalho † | Archbishop of Évora, Portugal |
| unknown | 66.5 | Pio Vincenzo Forzani † | Bishop of Vigevano, Italy |
| unknown | | Edward Nolan † | Bishop Emeritus of Kildare and Leighlin, Ireland |
| unknown | 71.0 | Gabriele Ventriglia † | Bishop of Caiazzo, Italy |
| 11 Feb | | José Eusebio Colombres † | Bishop-Elect of Salta, Argentina |
| 11 Feb | 85.4 | José Molina † | Auxiliary Bishop of Salta, Argentina |
| 2 Apr | 64.5 | Chiarissimo Falconieri Mellini † | Cardinal, Archbishop of Ravenna, Italy |
| 5 Apr | 65.3 | Basile Kfoury † | Bishop of Alexandria {Alessandria} (Melkite), Egypt |
| 17 Apr | 75.8 | Manuel López Santisteban † | Bishop Emeritus of Avila, Spain |
| 19 Apr | 78.1 | Kaspar de Carl ab Hobenbalken † | Bishop of Chur, Switzerland |
| 7 May | 64.1 | Bartolomeo Carlo Romilli † | Archbishop of Milano {Milan}, Italy |
| 9 May | 44.3 | Florent Daguin, C.M. † | Vicar Apostolic of Mongolia, China |
| 14 May | 63.7 | Michael Portier † | Bishop of Mobile, Alabama, USA |
| 26 May | 67.3 | Jacques-Marie-Antoine-Célestin du Pont † | Cardinal, Archbishop of Bourges, France |
| 6 Jun | 53.7 | Prosper-Michel-Arnaud Hiraboure † | Bishop of Aire et Dax, France |
| 25 Jun | 45.6 | Melchior-Marie-Joseph de Marion-Brésillac, M.E.P. † | Vicar Apostolic of Sierra Leone |
| 16 Jul | 70.7 | Jean-Marie Mioland † | Archbishop of Toulouse (-Narbonne), France |
| 25 Jul | 62.9 | José Agustín Domínguez y Díaz † | Bishop of Antequera, Oaxaca, México |
| 29 Jul | 69.6 | Daniel Vaughan † | Bishop of Killaloe, Ireland |
| 2 Aug | 56.6 | Perpetuo Guasco, O.F.M. † | Vicar Apostolic of Egitto, Egypt |
| 28 Aug | 69.7 | Louis Rendu † | Bishop of Annecy, France |
| 19 Nov | 60.3 | John Barry † | Bishop of Savannah, Georgia, USA |
| 4 Dec | 70.7 | António Bernardo da Fonseca Moniz † | Bishop of Porto, Portugal |
| 21 Dec | 61.8 | Filippo Artico † | Bishop of Asti, Italy |
| 30 Dec | 62.0 | Bernard Donald McDonald † | Bishop of Charlottetown, Prince Edward Island, Canada |
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