| Date | Age | Bishop | Title |
| unknown | 75.4 | Sandor Bodonyi † | Bishop of Beograd (-Smederevo), Serbia |
| unknown | 57.7 | Michele Sanseverino † | Bishop of Gaeta, Italy |
| 4 Jan | 80.7 | Tommaso Antici † | |
| 6 Jan | 83.7 | Saverio Marini † | Bishop of Rieti, Italy |
| 7 Jan | 74.0 | Martinus Cordella † | Bishop of Bagnoregio (Bagnorea), Italy |
| 15 Jan | 67.0 | Kajetan Ignacy Kicki † | Archbishop of Lviv, Ukraine |
| 18 Jan | 81.5 | Joseph-François de Malide † | Bishop of Montpellier, France |
| 21 Jan | 76.1 | Agapios III Matar † | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| 26 Jan | 48.3 | Angelo Pietro (Andelo Petar) Galli † | Bishop of Hvar (Lesina), Croatia |
| 10 Feb | 85.0 | Emmanuel Felix Soares (de Santa Catarina), O.C.D. † | Archbishop of Goa, India |
| 11 Feb | | Jacob Lanigan † | Bishop of Ossory, Ireland |
| 23 Feb | 65.7 | Hilarion-François de Chevigné de Boischollet † | Bishop of Sées, France |
| 26 Feb | 84.9 | Francisco Gabriel de Olivares y Benito † | Bishop of Durango, México |
| Mar | 67.4 | Rocco Coiro † | Bishop of Crotone (Cotrone), Italy |
| 22 Mar | 59.0 | Benito Lué y Riega † | Bishop of Buenos Aires, Argentina |
| 23 Mar | 63.9 | Custodio de Santa Ana d’Almeida, O.A.D. † | Bishop of São Tomé e Príncipe |
| 25 Mar | 76.7 | Jan Benisławski † | Coadjutor Archbishop of Mohilev, Belarus |
| 26 Mar | 57.1 | Santiago Hernández Milanés † | Bishop of Mérida, Venezuela |
| 15 Apr | 55.7 | Johann Friedrich von Waldenstein-Wartenberg † | Bishop of Seckau, Austria |
| 8 May | 68.4 | John Douglass † | Vicar Apostolic of London District, England, Great Britain |
| 20 May | 80.0 | Hieronymus Joseph Franz de Paula Colloredo von Wallsee und Mels † | Archbishop of Salzburg, Austria |
| 30 May | 77.7 | Paolo Girolamo Orengo, Sch. P. † | Bishop of Ventimiglia, Italy |
| 17 Jun | | Gregory Petros V Kupelian † | Patriarch of Cilicia (Armenian), Lebanon |
| 19 Jun | 62.3 | José Pegado de Azevedo, C.O. † | Bishop of Angra, Portugal |
| 21 Jun | 63.6 | Francisco Sisternes de Oblites † | Archbishop of Oristano, Italy |
| 28 Jun | | John Cruise † | Bishop of Ardagh (and Clonmacnois), Ireland |
| 23 Jul | 49.4 | Antonio Maria Odescalchi † | Bishop of Jesi, Italy |
| 27 Jul | 72.8 | Klemens Wenzeslaus von Sachsen † | Bishop of Augsburg, Germany |
| 5 Sep | 65.8 | Girolamo della Porta † | Cardinal, Prefect of the Roman Curia - Other |
| 5 Sep | 86.7 | Pierre-Joseph de Lastic-Lescure † | Bishop Emeritus of Rieux, France |
| 6 Sep | 64.0 | Aurelio Roverella † | Cardinal, Bishop of Palestrina, Italy |
| 15 Oct | 73.8 | José Calvo, O.P. † | Vicar Apostolic of Fo-Kien, China |
| 19 Oct | 78.8 | Pierre-Marie-Madeleine Cortois de Balore † | Bishop Emeritus of Nîmes, France |
| 18 Nov | | Ignace IV Sarrouf † | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| 18 Nov | 64.9 | Nicolao Lorenzo Timoni † | Bishop of Chios (Scio), Greece |
| 29 Nov | 67.2 | Klaus Münst von Uttenweiler, O.F.M. Cap. † | Titular Bishop of Myndus |
| 20 Dec | 76.8 | Benedetto Fenaja, C.M. † | Titular Patriarch of Constantinople |