| Date | Age | Bishop | Title |
|---|
| unknown | 84.3 | Girolamo Maria Allegri, O.S.M. † | Bishop Emeritus of Cagli, Italy |
| unknown | 40.4 | Tomas Luiz da Conceição, O.A.D. † | Bishop of São Tomé e Príncipe |
| unknown | | Niccolò de Dominicis † | Bishop of Nocera de’ Pagani, Italy |
| unknown | | Oronzo Filomarini † | Bishop Emeritus of Gallipoli, Italy |
| unknown | 84.0 | Giovanni Vincenzo Lucchesini † | Archbishop of Dubrovnik (Ragusa), Croatia |
| unknown | 70.2 | Antonio Monroy Meneses, O. de M. † | Bishop Emeritus of Santa Marta, Colombia |
| unknown | | Alessandro Puoti † | Bishop of Marsico Nuovo, Italy |
| unknown | | Ludovico Savageri † | Bishop of Alatri, Italy |
| unknown | 57.9 | Andrés Vergara Uribe † | Bishop of Santa Cruz de la Sierra, Bolivia |
| Jan | | Giovanni Macario Valenti † | Bishop of Conversano, Italy |
| 4 Jan | | Alessandro Zondadari † | Archbishop of Siena, Italy |
| 11 Jan | 81.0 | Ennemond-Flodoard Moret de Bourchenu † | Bishop Emeritus of Vence, France |
| 16 Jan | 65.0 | Ramón Marimón Corbera † | Bishop of Vic, Spain |
| 7 Feb | 67.5 | Diego Fermín de Vergara, O.S.A. † | Archbishop of Santafé en Nueva Granada, Colombia |
| 25 Feb | 60.8 | Diego Felipe Perea Magdaleno † | Archbishop of Burgos, Spain |
| 3 Mar | 65.2 | Manuel Samaniego Jaca † | Archbishop Emeritus of Burgos, Spain |
| Apr | 66.0 | Francisco Salgado Quirago † | Bishop of Guadix, Spain |
| 12 Apr | 39.3 | Johann Kaspar Reichsgraf von Wolkenstein-Rodeneck † | Auxiliary Bishop of Trento, Italy |
| 23 Apr | 49.4 | Melchiorre Delfico † | Bishop of Muro Lucano, Italy |
| 26 Apr | 46.8 | Francisco Pablo Matos Coronado † | Bishop of Michoacán, Michoacán, México |
| 4 May | 65.3 | Joseph Oswald Reichsgraf von Attems † | Bishop of Lavant, Slovenia |
| 23 May | 56.4 | Charles de Bannes d'Avéjan † | Bishop of Alès (Alais), France |
| 13 Jun | | Renato Massa † | Bishop of Rimini, Italy |
| 24 Jun | 74.6 | Bogusław Korwin Gosiewski † | Bishop of Smoleńsk, Poland |
| 8 Aug | | Ambrose O’Callaghan, O.F.M. † | Bishop of Ferns, Ireland |
| 9 Aug | 49.6 | Mateo de Zamora y Penagos, O.F.M. † | Bishop of Yucatán (Mérida), Yucatán, México |
| 15 Aug | 58.0 | Antonio Vegni † | Bishop of Sovana-Pitigliano, Italy |
| 28 Aug | 80.5 | François Amédée Milliet d'Arvillars † | |
| 30 Aug | 65.6 | Gaspar de Molina y Oviedo, O.S.A. † | Cardinal, Bishop of Málaga, Spain |
| 6 Sep | 82.7 | Louis-Charles Des Alris du Rousset † | Bishop of Béziers, France |
| 10 Oct | 84.8 | Léon de Beaumont † | Bishop of Saintes, France |
| 12 Oct | 74.3 | Peter Cornelius Beyweg † | Auxiliary Bishop of Speyer, Germany |
| 15 Oct | 79.8 | Jean-Jacques Bouhier de Lantenay † | Bishop Emeritus of Dijon, France |
| 22 Oct | 65.4 | Leopold Anton Eleutherius von Firmian † | Archbishop of Salzburg, Austria |
| 24 Oct | 74.3 | Giuseppe Firrao † | Cardinal, Bishop Emeritus of Aversa, Italy |
| 30 Oct | 68.6 | Juan Garcia Avello y Castrillón † | Bishop of Oviedo, Spain |
| 3 Nov | | Pedro Alcántara de la Santísima Trinidad, O.C.D. † | Vicar Apostolic of Foreign Vicariate |
| 12 Nov | 88.2 | Léon Potier de Gesvres † | Cardinal, Archbishop Emeritus of Bourges, France |
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