| Date | Age | Bishop | Title |
|---|
| unknown | 65.9 | Marino Carafa di Belvedere † | Cardinal, Priest of the Roman Curia - Other |
| unknown | | Giovanni Cordone † | Bishop of Bova, Italy |
| unknown | | Francesco Vincenzo Lombard † | Bishop of Susa, Italy |
| unknown | 83.3 | Silvestro Miccù, O.F.M. † | Archbishop of Amalfi, Italy |
| unknown | 74.0 | Nicolas-Alexis Ondenard † | Bishop of Namur {Namen}, Belgium |
| unknown | 84.0 | Giuseppe Maria Peruzzi † | Bishop of Vicenza, Italy |
| 4 Jan | 83.1 | Tomasz Nowinski, C.R.S. Sepul. † | Auxiliary Bishop of Kraków, Poland |
| 10 Jan | 77.8 | Filippo Ghighi † | Bishop of Savona, Italy |
| 10 Jan | 76.2 | Emeric Karol Raffay † | Bishop of Sirmio, Croatia |
| 24 Jan | 93.5 | Giuseppe Firrao † | Cardinal, Secretary of the Congregation of Bishops and Regulars |
| 21 Feb | 81.1 | Anne-Antoine-Jules de Clermont-Tonnerre † | Cardinal, Archbishop of Toulouse (-Narbonne), France |
| 2 Apr | 85.7 | Giulio Maria della Somaglia † | Cardinal, Archivist of the Vatican Secret Archives |
| 7 Apr | 75.9 | Francesco Bertazzoli † | Cardinal, Prefect of the Congregation for Studies |
| 10 Apr | 68.4 | Charles-André-Toussaint-Bruno de Ramond-Lalande † | Archbishop of Sens, France |
| 2 May | 78.3 | Antonio Maria Nappi † | Bishop of Ascoli Satriano e Cerignola, Italy |
| 27 May | 64.4 | Juan Baltasar Toledano † | Bishop of Valladolid, Spain |
| 29 May | 65.4 | Thomas Scallan, O.F.M. † | Vicar Apostolic of Newfoundland, Canada |
| 11 Jun | | Marcelino José Da Silva † | Bishop Emeritus of Macau, China |
| 14 Jun | 80.6 | Václav (Wenzel) Léopold Ritter von Chlumčansky † | Archbishop of Praha {Prague}, Czech Republic |
| 27 Jun | 45.2 | François-Hyacinthe-Jean Feutrier † | Bishop of Beauvais, France |
| 20 Jul | 73.2 | Remigio Crescini, O.S.B. † | Cardinal, Bishop of Parma, Italy |
| 25 Jul | 80.1 | Manuel Benito Tabernero † | Bishop of Solsona, Spain |
| 25 Jul | 73.6 | Francesco Cesarei Leoni † | Cardinal, Bishop of Jesi, Italy |
| 31 Jul | 72.7 | Konstantin Stanich † | Bishop of Križevci (Byzantine), Croatia |
| 10 Aug | 70.9 | Pietro Vidoni (Jr.) † | Cardinal, Priest of Cremona, Italy |
| 11 Aug | 77.6 | William Coppinger † | Bishop of Cloyne, Ireland |
| 30 Sep | | Juan Nepomuceno Gómez Durán † | Bishop of Málaga, Spain |
| 1 Oct | 69.9 | László Csáky de Keresztszegh † | Bishop of Foreign Diocese |
| 4 Oct | 78.5 | Etienne-Parfait-Martin Maurel de Mons † | Archbishop of Avignon, France |
| 2 Nov | | Stanislao Lucchesi † | Bishop of Foligno, Italy |
| 25 Nov | 71.3 | Charles-Alexandre de Richery † | Archbishop of Aix (-Arles-Embrun), France |
| 30 Nov | 69.0 | Francesco Saverio Maria Felice Castiglioni † | Pope (Roma {Rome}, Italy) |
| 6 Dec | 81.0 | Pietro Gravina † | Cardinal, Archbishop of Palermo, Italy |
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