| Date | Age | Bishop | Title |
|---|
| unknown | 68.5 | Juan José Priego y Caro, O.P. † | Bishop of Paraguay (o Ssma Assunzione) |
| unknown | | Domenico di Valdagno, O.F.M. Ref. † | Vicar Apostolic of Smirne, Turkey |
| 9 Jan | 66.4 | Andrea Ratti † | Titular Archbishop of Hadrianopolis in Haemimonto |
| 17 Jan | 77.8 | Kazimierz Rokitnicki † | Auxiliary Bishop of Płock, Poland |
| 2 Feb | 67.5 | Antonio Leli † | Auxiliary Bishop of Sabina, Italy |
| 3 Feb | 51.7 | Marco Giuseppe Cornaro (Corner) † | Bishop of Vicenza, Italy |
| 3 Feb | 67.0 | 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 | 62.0 | Giuseppe Francesco Maria della Torre † | Bishop of Albenga, Italy |
| 11 Feb | 71.2 | Giuseppe Antonio Piperni † | Bishop of Caiazzo, Italy |
| 18 Feb | 71.0 | Adam Friedrich von Seinsheim † | Bishop of Würzburg, Germany |
| 2 Mar | 49.8 | Ignaz Franz Stanislaus von Spaur † | Bishop of Brixen {Bressanone}, Italy |
| 2 Mar | 63.2 | Franz Xaver Twrdy † | Auxiliary Bishop of Praha {Prague}, Czechia |
| 11 Mar | 81.9 | Louis-César-Constantin de Rohan-Guémené-Montbazon † | Cardinal, Bishop of Strasbourg, France |
| 23 Mar | 70.9 | Antonio Gómez de la Torre y Jaraveitia † | Bishop of Jaén, Spain |
| 24 Mar | 40.3 | Girolamo Enrico Beltramini-Miazzi † | Bishop of Feltre, Italy |
| 6 Apr | 78.9 | Niccolò Borgia † | Bishop of Aversa, Italy |
| 7 Apr | 66.4 | Giuseppe Maria de Leone † | Bishop of Penne e Atri, Italy |
| 23 Apr | 80.9 | Diego Antonio de Parada † | Archbishop of Lima, Peru |
| 9 May | 52.3 | John MacDonald † | Vicar Apostolic of Highland District, Scotland, Great Britain |
| 21 May | 58.8 | Johann Ignace von Franken-Siersdorf † | Vicar Apostolic of Upper and Lower Saxony (Hanover, Northern Germany), Germany |
| 24 May | 61.7 | Lev Sheptytskyi (Szeptycki), O.S.B.M. † | Archbishop of Kyiv-Halyč {Kiev} (Ukrainian), Ukraine |
| 7 Jun | 55.5 | Anastasij Szeptycki † | Bishop of Przemyśl, Sambor, et Sanok (Ukrainian), Poland |
| 26 Jun | 66.6 | Juan Manuel Argüelles † | Bishop of Palencia, Spain |
| 30 Jun | 76.3 | José Francisco Losada Quiroga † | Bishop of Mondoñedo, Spain |
| 15 Jul | 75.2 | Claudio Sanz Torres y Ruiz Castañedo † | Bishop of Almería, Spain |
| 24 Jul | 66.7 | Adam Joseph Ernest Bernclau von Schönreith † | Auxiliary Bishop of Regensburg, Germany |
| Aug | 69.5 | Giovanni Pergolini † | Bishop of Urbania e Sant’Angelo in Vado, Italy |
| 7 Aug | 59.2 | György Richvaldszky † | Auxiliary Bishop of Esztergom, Hungary |
| 9 Aug | 75.4 | Antônio de São José Moura Marinho, O.E.S.A. † | Archbishop of São Salvador da Bahia, Brazil |
| 29 Aug | 76.5 | Miguel da Anunciação (da Cunha), O.E.S.A. † | Bishop of Coimbra, Portugal |
| 14 Sep | 73.4 | 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 (or Conserans), France |
| Oct | 62.4 | Giuseppe Vincentini † | Apostolic Nuncio to Naples, Italy |
| 16 Oct | 79.8 | Bonaventure Bauyn † | Bishop of Uzés, France |
| 17 Oct | 63.4 | Bartolomeo Bitozzi † | Bishop of Ripatransone, Italy |
| 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 | 68.6 | Franz Anton Xaver von Scheben † | Auxiliary Bishop of Worms, Germany |
| 28 Nov | 83.9 | Manuel Pérez Minayo y Zumeda † | Bishop of Badajoz, Spain |
| Dec | 65.4 | Władysław Wierusz Walknowski (Walichnowski) † | Auxiliary Bishop of Poznań, Poland |
| 11 Dec | 87.1 | Alessandro Albani † | Cardinal, Archivist of the Vatican Secret Archive |
| 26 Dec | 71.5 | Johann Philipp Karl Anton von Fechenbach zu Laudenbach † | Titular Bishop of Taenarum |
| 27 Dec | 54.5 | Juan Antonio Sánchez, O.F.M. Disc. † | Bishop of Linares o Nueva León, Nuevo León, México |
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