| Date | Age | Bishop | Title | 
|---|
| unknown | 56.8 | Isidro de Arevalo † | Bishop of Nueva Caceres, Philippines | 
| 5 Jan | 51.7 | Andrés Licht y Barrera † | Bishop Emeritus of Guadix, Spain | 
| 6 Jan | 69.5 | Octavio da Pozzo † | Bishop of Catanzaro, Italy | 
| 11 Jan | 51.0 | Pierre de Beaupoil de Saint-Aulaire † | Bishop of Tarbes, France | 
| 14 Jan | 72.8 | Juan Leandro Gómez de Parada Valdez y Mendoza † | Bishop of Guadalajara, Jalisco, México | 
| 1 Feb | 60.5 | Mondilio Orsini, C.O. † | Archbishop Emeritus of Capua, Italy | 
| 2 Feb | 49.0 | Pedro Pardo de Figueroa, O.M. † | Archbishop of Guatemala | 
| 10 Feb | 80.1 | Jean d’Yse (d’Ize) de Saléon † | Archbishop of Vienne, France | 
| 15 Feb | 54.1 | Thomas MacDermot Roe † | Bishop of Ardagh (and Clonmacnois), Ireland | 
| 17 Feb | 71.1 | Charles-Guillaume de Maupeou † | Bishop of Lombez, France | 
| 4 Mar | 69.0 | Walenty Alexander Czapski, O. Cist. † | Bishop of Włocławek (Kujawy, Kalisze), Poland | 
| 5 Mar | 67.1 | Jean-Louis Berton des Balbes de Crillon † | Archbishop of Narbonne, France | 
| 6 Mar | 64.8 | Johann Christoph von Crass † | Auxiliary Bishop of Paderborn, Germany | 
| 10 Mar | 62.5 | Cayetano Gil Taboada † | Archbishop of Santiago de Compostela, Spain | 
| 20 Mar | 78.2 | Giovanni Maria de Laurentiis, O. Carm. † | Bishop of Capri, Italy | 
| 12 Apr | 74.8 | Sigismund von Kollonitsch † | Cardinal, Archbishop of Wien {Vienna}, Austria | 
| 15 Apr | 68.3 | Inácio (de Santa Teresa) Torres de Souza, O.E.S.A. † | Bishop of Faro {Algarve}, Portugal | 
| 16 Apr | 79.9 | Virgilio Giannotti † | Bishop of Città della Pieve, Italy | 
| May | 72.2 | Domenico Maria de Liguori (Liguoro), C.R. † | Bishop of Cava (de’ Tirreni), Italy | 
| May | 67.3 | James O’Gallagher † | Bishop of Kildare and Leighlin, Ireland | 
| 2 May | 53.4 | Domenico di Val Guarnera, C.O. † | Bishop of Cefalù, Italy | 
| 26 Jun | 50.7 | Paulo Maria Mariotti † | Bishop of Sagone (Sagona), France | 
| 11 Jul | 60.4 | Scipione Sersale † | Bishop of Lecce, Italy | 
| 29 Jul | 87.7 | Tommaso Cervini † | Titular Patriarch of Jerusalem {Gerusalemme}, Palestine | 
| 17 Aug | 68.7 | Gennaro Fortunato † | Bishop of Cassano all’Jonio, Italy | 
| 19 Aug | 68.8 | François-Honoré de Beauvillier de Saint-Aignan † | Bishop Emeritus of Beauvais, France | 
| 25 Aug | 54.6 | Matías Ibáñez de Segovia † | Bishop of La Paz, Bolivia | 
| 31 Aug |  | Louis-Baltasar Phélypeaux d’Herbault † | Bishop of Riez, France | 
| 1 Sep | 56.2 | José Larumbe Mallí † | Bishop of Tuy, Spain | 
| 8 Sep | 50.7 | André-Jean-Baptiste-Dominique de Castellane † | Bishop of Glandèves, France | 
| 12 Sep | 76.4 | Felipe de los Tueros Huerta † | Archbishop of Granada, Spain | 
| 22 Sep | 75.9 | Angelo Franchi, O.F.M. † | Archbishop of Dubrovnik (Ragusa), Croatia | 
| 5 Oct | 79.8 | Giovanni Domenico Xiberras, O.S.Io.Hieros. † | Titular Bishop of Epiphania in Syria | 
| 17 Oct | 63.7 | Pietro Antonio Corsignani † | Bishop of Valva e Sulmona, Italy | 
| 18 Oct | 68.4 | Antonio Alejandro Sarmiento Sotomayor, O.S.B. † | Bishop of Mondoñedo, Spain | 
| 21 Oct | 69.1 | Annibale Albani † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina | 
| 29 Oct | 55.8 | Joseph Billard, O.S.B. † | Titular Bishop of Olympus (Olimpus) | 
| Nov | 74.2 | Antonio Marulli † | Titular Archbishop of Nazareth | 
| 9 Nov | 53.0 | Michał Ignacy Kunicki † | Auxiliary Bishop of Kraków, Poland | 
| 12 Nov | 70.3 | Juan de Arechederra, O.P. † | Bishop-Elect of Nueva Segovia, Philippines | 
| 7 Dec | 61.9 | Jean-Baptiste-Antoine de Vaccon † | Bishop of Apt, France | 
| 15 Dec | 64.9 | Guilherme de São José Antonio de Aranha † | Bishop Emeritus of Belém do Pará, Brazil | 
| 22 Dec | 87.0 | Jan Tobiasz Augustynowicz † | Archbishop of Lviv (Armenian), Ukraine | 
| 22 Dec | 63.8 | Filippo Felice del Prete † | Bishop of Conversano, Italy |