| Date | Age | Bishop | Title |
|---|
| unknown | 50.0 | Juan Durán, O. de M. † | Auxiliary Bishop of Cebu, Philippines |
| unknown | 74.0 | Antonio Ibarra † | Bishop of Cádiz, Spain |
| unknown | 76.0 | Mikolaj Słupski † | Auxiliary Bishop of Vilnius, Lithuania |
| unknown | 60.0 | Edward Wesley † | Bishop of Kildare and Leighlin, Ireland |
| 9 Jan | 47.4 | Giuseppe Ottavio Attavanti † | Bishop of Arezzo, Italy |
| 10 Jan | 89.0 | Gabriel Haug † | Auxiliary Bishop of Strasbourg, France |
| 10 Jan | 62.1 | Emiddio Lenti † | Bishop of Nocera de’ Pagani, Italy |
| 16 Jan | | Manoel da Ressurreição, O.F.M. † | Archbishop of São Salvador da Bahia, Brazil |
| 22 Jan | 79.0 | Antonio de Benavides y Bazán † | Patriarch of West Indies, Spain |
| 29 Jan | 86.4 | François de Rouxel de Médavy † | Archbishop of Rouen, France |
| 1 Feb | 80.7 | Pietro Vito Ottoboni † | Pope (Roma {Rome}, Italy) |
| 7 Feb | 37.2 | Simon Judas Thaddäus Schmidt † | Auxiliary Bishop of Freising, Germany |
| 13 Feb | 70.1 | Bartolomeo Polla † | Archbishop of Naxos, Greece |
| 21 Feb | 76.8 | Antonio Bichi † | Cardinal, Bishop of Osimo, Italy |
| 27 Feb | 76.1 | Gregory (Grégoire) Luo Wenzao (Lou, López), O.P. † | Bishop of Nanking [Nanjing], China |
| 11 Mar | 78.8 | Giulio Spinola † | Cardinal, Bishop Emeritus of Lucca, Italy |
| 15 Mar | 44.2 | Pedro da Silva, O.S.A. † | Bishop of Cochin, India |
| 3 Apr | 86.0 | Filiberto Alberto Bailly, B. † | Bishop of Aosta, Italy |
| 22 Apr | 75.4 | Raimondo Capizucchi, O.P. † | Cardinal, Cardinal-Priest of Santa Maria degli Angeli |
| 30 Apr | 72.6 | Tommaso Marie Ruffo, O.P. † | Archbishop of Bari (-Canosa), Italy |
| 1 May | 54.5 | Francesco de Sequeiros y Sotomayor, O.S.A. † | Bishop of Cassano all’Jonio, Italy |
| Jun | 36.4 | Augustyn Aleksander Łodziata † | Bishop of Chełm (Ukrainian), Poland |
| 6 Jun | 59.4 | Gerolamo Rocca † | Bishop of Ischia, Italy |
| 9 Jul | 83.5 | Angelo della Noca, O.S.B. † | Archbishop Emeritus of Rossano, Italy |
| 31 Jul | 62.5 | Jean Crisóstomo Royo de Castellvi † | Bishop of Segorbe, Spain |
| Aug | 59.5 | Domenico Menna † | Bishop of Minori, Italy |
| 28 Aug | 63.6 | Fabio Guinigi † | Archbishop of Ravenna, Italy |
| 8 Sep | 46.6 | Bogusław Leszczyński † | Bishop of Lutsk (Łuck), Ukraine |
| 18 Sep | 64.7 | Gianfrancesco Ginetti † | Cardinal, Archbishop of Fermo, Italy |
| 20 Sep | 70.7 | Giacomo Ferdinando de Gorizzutti † | Bishop of Trieste, Italy |
| 22 Sep | 65.7 | Vittorio Nicolino della Chiesa † | Bishop of Alba (Pompea), Italy |
| 29 Sep | 40.6 | Johannes Wolfgang von Bodman † | Auxiliary Bishop of Konstanz {Constance}, Germany |
| 29 Sep | 74.7 | Johannes Karl von Franckenstein † | Bishop of Worms, Germany |
| 2 Oct | | Stanislaw Całowański (Czalowanski) † | Auxiliary Bishop of Płock, Poland |
| 4 Oct | 87.3 | Louis Abelly † | Bishop Emeritus of Rodez, France |
| 4 Oct | 66.0 | Federico Baldeschi (Ubaldi) Colonna † | Cardinal, Prefect of the Congregation of the Council |
| 4 Oct | 57.7 | Francisco de Figueroa, O.S.A. † | Bishop of Tropea, Italy |
| 28 Oct | 66.8 | Stefan Knezevic (Conti), O.F.M. Obs. † | Archbishop of Sardica (Sredek, Sofia), Bulgaria |
| Nov | | Giacomo Vianoli † | Bishop of Torcello (Turris), Italy |
| 3 Nov | 67.8 | Victor Augustinus Ripa † | Bishop of Vercelli, Italy |
| 10 Nov | 65.6 | Johann Markus Rossetti † | Bishop of Pedena, Austria |
| 11 Nov | 68.8 | Bonawentura Dobrogost Madaliński † | Bishop of Włocławek (Kujawy, Kalisze), Poland |
| Dec | 63.9 | Luke Wadding † | Bishop of Ferns, Ireland |
| 22 Dec | 59.9 | Hugues de Bar † | Bishop of Lectoure, France |
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