| Date | Age | Bishop | Title |
|---|
| unknown | 62.7 | Bartolomeo Bitozzi † | Bishop of Ripatransone, Italy |
| unknown | 73.3 | Ludovico Terin Bonesio, O.F.M. Cap. † | Bishop of Bobbio, Italy |
| unknown | 51.6 | Marco Cornaro (Corner) † | Bishop of Vicenza, Italy |
| unknown | 66.2 | Giuseppe Maria de Leone † | Bishop of Penne-Atri, Italy |
| unknown | 69.0 | Giovanni Pergolini † | Bishop of Urbania-Sant’Angelo in Vado, Italy |
| 3 Feb | 67.1 | Jean-Louis de La Marthonie de Caussade † | Bishop of Meaux, France |
| 8 Feb | 71.1 | Andrés Pérez Bermúdez, O.F.M. † | Bishop of Jaca, Spain |
| 9 Feb | 61.7 | Giuseppe Francesco Maria della Torre † | Bishop of Albenga, Italy |
| 18 Feb | 71.0 | Adam Friedrich Reichsgraf von Seinsheim † | Bishop of Würzburg, Germany |
| 2 Mar | 49.8 | Ignaz Franz Stanislaus Reichsgraf von Spaur † | Bishop of Brixen {Bressanone}, Italy |
| 11 Mar | 82.0 | Louis-César-Constantin de Rohan-Guémené-Montbazon † | Cardinal, Bishop of Strasbourg, France |
| 22 Mar | 63.3 | Franz Xaver Twrdy † | Auxiliary Bishop of Praha {Prague}, Czech Republic |
| 23 Mar | 71.0 | Antonio Gómez de la Torre y Jaraveitia † | Bishop of Jaén, Spain |
| 24 Mar | | Girolamo Enrico Beltramini-Miazzi † | Bishop of Feltre, Italy |
| 6 Apr | 78.9 | Niccolò Borgia † | Bishop of Aversa, Italy |
| 23 Apr | 81.0 | Diego Antonio de Parada † | Archbishop of Lima, Peru |
| 9 May | 52.4 | John MacDonald † | Vicar Apostolic of Highland District, Scotland, Great Britain |
| 21 May | 58.8 | Johann Theodor von Franken-Siersdorf † | Vicar Apostolic of Upper and Lower Saxony (Hanover), Germany |
| 26 Jun | 66.6 | Juan Manuel Argüelles † | Bishop of Palencia, Spain |
| 30 Jun | 76.3 | José Francisco Losada Quiroga † | Bishop of Mondoñedo, Spain |
| Jul | 75.2 | Claudio Sanz Torres y Ruiz de Castañedo † | Bishop of Almería, Spain |
| 24 Jul | 66.7 | Adam Ernst Bernclau von Schönreith † | Auxiliary Bishop of Regensburg, Germany |
| 9 Aug | 75.5 | Antônio de São José Moura Marinho, O.S.A. † | Archbishop of São Salvador da Bahia, Brazil |
| 29 Aug | 76.5 | Miguel da Anunciação † | Bishop of Coimbra, Portugal |
| 14 Sep | 73.7 | Miguel de Bulhões e Souza, O.P. † | Bishop of Leiria, Portugal |
| 25 Sep | | Alexander Irwin † | Bishop of Killala, Ireland |
| 28 Sep | 66.7 | Joseph de Saint-André de Marnays de Vercel † | Bishop of (Saint-Lizier de) Couserans, France |
| 16 Oct | 79.9 | Bonaventure Bauyn † | Bishop of Uzés, France |
| 29 Oct | 52.3 | Antonio de Torres, O.S.B. † | Bishop of Sessa Aurunca, Italy |
| 11 Nov | 52.3 | Miguel García San Esteban, O.P. † | Bishop of Nueva Segovia, Philippines |
| 19 Nov | 68.7 | Franz Anton Xaver Reichsfreiherr von Scheben † | Auxiliary Bishop of Worms, Germany |
| 28 Nov | 83.9 | Manuel Pérez Minayo † | Bishop of Badajoz, Spain |
| 11 Dec | 87.2 | Alessandro Albani † | Cardinal, Archivist of the Vatican Secret Archives |
| 26 Dec | 71.6 | Johann Philipp Karl Anton Reichsfreiherr von Fechenbach zu Laudenbach † | Titular Bishop of the Titular See |
| 27 Dec | 54.6 | Juan Antonio de Jesús Sacedón Sánchez, O.F.M. † | Bishop of Linares o Nueva León, Nuevo León, México |
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