| Date | Age | Bishop | Title |
|---|
| unknown | 67.2 | Pedro de Foios (Foyos), O.S.A. † | Auxiliary Bishop of Lisboa {Lisbon}, Portugal |
| unknown | 62.8 | Francesco Gori † | Bishop of Sessa Aurunca, Italy |
| unknown | | Josyf Szumlański † | Bishop of Lviv (Ukrainian), Ukraine |
| unknown | 57.4 | Nicolaus Ventriglia † | Bishop of Acerno, Italy |
| unknown | | Leo Zaleski † | Archbishop of Kyiv-Halyč {Kiev} (Ruthenian), Ukraine |
| 10 Jan | 70.0 | Antonio de Brizuela y Salamanca † | Bishop of Jaén, Spain |
| 14 Jan | 83.0 | Alexander Dunbar Winchester (Winster) † | Prefect Emeritus of Scotland, Great Britain |
| 18 Jan | 81.6 | Daniel de Cosnac † | Archbishop of Aix, France |
| 18 Jan | 76.0 | Jean-Baptiste de Sade † | Bishop of Cavaillon, France |
| Feb | 75.1 | Stefano Ghirardelli † | Bishop of Alatri, Italy |
| Feb | 62.2 | Francesco Antonio Giannone † | Bishop of Boiano, Italy |
| 8 Feb | 79.2 | Matthias Starck † | Auxiliary Bishop Emeritus of Mainz, Germany |
| 11 Feb | 78.1 | François Letellier † | Bishop of Digne, France |
| Mar | 58.1 | Benito Noriega, O.F.M. † | Bishop of Acerra, Italy |
| 3 Mar | 47.2 | Sigmund Carl von Castel-Barco † | Bishop of Chiemsee, Germany |
| 12 Mar | 68.2 | Tommaso Antonio Scotti † | Archbishop of Dubrovnik (Ragusa), Croatia |
| 18 Mar | 49.9 | Luigi Ruzzini † | Bishop of Bergamo, Italy |
| 8 Apr | 71.8 | Francesco Nerli (Jr.) † | Cardinal, Bishop Emeritus of Assisi, Italy |
| May | 79.3 | Petrus Barugi † | Bishop of Urbania-Sant’Angelo in Vado, Italy |
| 6 May | 85.0 | Bl. François de Laval de Montmorency † | Bishop Emeritus of Québec, Canada |
| 15 May | 59.4 | Manuel de Escalante Colombres y Mendoza † | Bishop of Michoacán, México |
| 31 May | 75.2 | Pietro Paolo Gerardi † | Bishop of Anagni, Italy |
| 4 Jun | 39.6 | Márton Brajkovićs † | Bishop of Zagreb (Agram), Croatia |
| 24 Jun | 74.0 | Pietro Corbelli † | Bishop of Segni, Italy |
| 28 Jun | 78.5 | Melchor de Liñán y Cisneros † | Archbishop of Lima, Peru |
| 12 Jul | 51.4 | Johannes Petrus Verhorst † | Auxiliary Bishop of Trier, Germany |
| 14 Jul | 54.5 | Jonas Jeronimas Krišpinas † | Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| Aug | 65.7 | Bartholomaeus Olivieri † | Bishop of Umbriatico (Umbriaticum), Italy |
| 12 Aug | 66.2 | Guillermo Goñalons, O.S.A. † | Bishop of Solsona, Spain |
| 28 Aug | 78.7 | Antonio de León y Becerra † | Bishop of Arequipa, Peru |
| Sep | 67.9 | Domenico Sorrentino † | Bishop of Vulturara e Montecorvino, Italy |
| 13 Sep | 54.7 | Luigi (Ludovico) Capuano (de Capua) † | Bishop of Gravina (di Puglia), Italy |
| 26 Sep | | José de Santa Maria Saldanha, O.F.M. † | Bishop of Porto, Portugal |
| 8 Oct | 75.6 | Giacomo Antonio Morigia, B. † | Cardinal, Bishop of Pavia, Italy |
| 8 Oct | 53.2 | Charles-Nicolas Taffoureau de Fontaine † | Bishop of Alet, France |
| 15 Oct | 75.6 | Giovanni Cito † | Bishop of Lettere (-Gragnano), Italy |
| 29 Oct | 68.8 | Louis-Alphonse de Valbelle † | Bishop of Saint-Omer, France |
| 29 Oct | 58.8 | Thomas Vidoni † | Titular Archbishop of Edessa in Osrhoëne |
| Nov | 45.3 | Giuseppe Cianti † | Bishop of Nepi e Sutri, Italy |
| 3 Nov | 61.8 | Laurent Elias Mouton (Mutton), O.C.D. † | Bishop of Ispahan, Iran |
| 24 Nov | | Gaspar Alphonsus Álvares, S.J. † | Bishop of São Tomé of Meliapore, India |
| 27 Nov | 66.9 | Giuseppe Felice Barlacci † | Bishop Emeritus of Narni, Italy |
| Dec | 41.3 | Benedictus Bedekovich † | Bishop of Senj (-Modruš), Croatia |
| Dec | 53.2 | Martino Dragolio † | Bishop of Nona (Nin), Croatia |
| Dec | 77.7 | Francesco Picarelli † | Bishop of Narni, Italy |
| 16 Dec | 81.5 | Juan de Ortega Cano Montañez y Patiño † | Archbishop of México, Federal District |
| 24 Dec | 79.0 | Otto de la Bourde † | Bishop of Gurk, Austria |
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