| Date | Age | Bishop | Title |
|---|
| unknown | 53.0 | Bernardo José Pérez de Oblitas † | Bishop of Santa Cruz de la Sierra, Bolivia |
| Jan | 50.2 | Gerardo de São José, O.P. † | Bishop of Malacca, Singapore |
| 10 Jan | 80.0 | Cyril VI (Séraphim) Tanas, B.S. † | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| 23 Jan | 73.7 | Bernard-Antoine Pizzella † | Titular Bishop of Constantia in Arabia |
| Feb | 82.7 | Dominico Laymo † | Bishop of Vulturara e Montecorvino, Italy |
| 28 Feb | 64.4 | Claude de Rouvroy de Saint-Simon † | Bishop of Metz, France |
| 1 Mar | 56.0 | Franz Dominikus von Almesloe † | Auxiliary Bishop of Wrocław (Breslau), Poland |
| 1 Mar | 68.3 | Giovanni Paolo Calbetti † | Bishop of Sarsina, Italy |
| 20 Mar | 85.5 | Gennaro Guglielmini † | Bishop Emeritus of Tropea, Italy |
| 27 Mar | 50.2 | Arnaud-François Lefèbvre, M.E.P. † | Vicar Apostolic of Cochin {Cocincina}, Viet Nam |
| 31 Mar | 76.2 | Henri-Ignace de Brancas † | Bishop of Lisieux, France |
| 6 Apr | 52.3 | Franjo Klobusiczky † | Archbishop of Kalocsa, Hungary |
| 10 Apr | 70.2 | Marcello Moscella † | Prelate of Santa Lucia del Mela, Italy |
| 22 Apr | 70.1 | Agostino Maria (Cesar Philippe) Neuroni, O.F.M. Cap. † | Bishop of Como, Italy |
| 24 Apr | 87.2 | Tommaso Torelli † | Bishop of Forli, Italy |
| 27 Apr | 59.2 | Pedro Martínez de Oneca † | Bishop of Puerto Rico (Porto Rico) |
| May | 56.3 | Patrick Bradley (Brullaughan (Ó Brolcháin)), O.P. † | Bishop Emeritus of Derry, Ireland |
| 1 May | 75.8 | Antonio Giuseppe Carcassona † | Bishop of Ales e Terralba, Italy |
| 1 May | 86.3 | José de Toro y Zambrano † | Bishop of Concepción, Chile |
| 11 May | 65.1 | Francesco De Novellis † | Bishop of Sarno, Italy |
| 14 May | 71.5 | Claude-François de Narbonne-Pelet † | Bishop of Lectoure, France |
| Jun | 68.0 | Sigismondo Tudisi † | Bishop of Trebinje e Mrkan, Bosnia and Herzegovina |
| 8 Jun | 52.4 | Henri-Marie du Breuil de Pontbriand † | Bishop of Québec, Canada |
| 17 Jun | 72.4 | Louis-Guy de Guérapin de Vauréal † | Bishop Emeritus of Rennes, France |
| 18 Jun | 59.4 | Edmund O’Doran † | Bishop of Down and Connor, Ireland |
| 20 Jun | 89.1 | Giovanni Battista Mesmer † | Cardinal, Cardinal-Priest of Sant’Onofrio |
| 22 Jun | 79.2 | Joaquín Fernández de Portocarrero Mendoza † | Cardinal, Cardinal-Bishop of Sabina |
| 20 Jul | 63.6 | Ignacio Padilla Estrada (Guardiola), O.S.A. † | Bishop of Yucatán (Mérida), México |
| 12 Aug | 79.6 | Camillo Marazzani † | Bishop of Parma, Italy |
| 21 Aug | 82.3 | Agapito Mosca † | Cardinal, Cardinal-Deacon of Sant’Agata de’ Goti |
| 28 Aug | 63.6 | Cayetano Marcellano y Agramont † | Archbishop of La Plata o Charcas, Bolivia |
| 29 Aug | 68.6 | Pedro Clemente de Aróstegui (Aristegui) † | Bishop of Osma, Spain |
| 5 Sep | 53.5 | Pierre-Joseph Artaud † | Bishop of Cavaillon, France |
| 6 Sep | 72.2 | Domenico Antonio Brizi † | Bishop of Marsi, Italy |
| 16 Sep | 63.7 | Bonaventura MacDonnell, O.F.M. † | Bishop of Killala, Ireland |
| 19 Sep | 38.5 | Johann Hildebrand Roten † | Bishop of Sion {Sitten}, Switzerland |
| 23 Oct | 69.8 | Domenico Zicari † | Archbishop of Reggio Calabria, Italy |
| 6 Nov | 79.8 | Valério do Sacramento, O.F.M. Ref. † | Bishop Emeritus of Angra, Portugal |
| 26 Nov | 82.1 | Jacopo Maria Erizzo, O.P. † | Bishop of Concordia (Sagittaria), Italy |
| 4 Dec | 60.0 | Gaspar de Molina y Rocha, O.S.A. † | Bishop of Almería, Spain |
| 15 Dec | 64.5 | Leopold Friedrich von Egkh und Hungersbach † | Bishop of Olomouc (Olmütz), Czechia |
| 20 Dec | 74.5 | José Francisco Martínez de Tejada y Díez de Velasco, O.F.M. † | Bishop of Guadalajara, Jalisco, México |
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