| Date | Age | Bishop | Title |
|---|
| unknown | | Joseph III (Timothée) Maroge (Maroghin) † | Patriarch of Babylon {Babilonia} (Chaldean), Iraq |
| unknown | | Teofil Pašić (Passich), O.S.B.M. † | Vicar Apostolic Emeritus of Valachia (Križevci), Croatia |
| unknown | | Paul † | Archbishop |
| unknown | 60.4 | Józef Pawłowski † | Auxiliary Bishop of Poznań, Poland |
| unknown | 76.1 | Andrzej Pruski † | Auxiliary Bishop of Przemyśl, Poland |
| 5 Jan | 79.1 | Thomas Philip Wallrad d’Hénin-Létard d’Alsace-Boussut de Chimay † | Cardinal, Archbishop of Mechelen, Belgium |
| 7 Jan | 60.0 | Antoine-René de La Roche de Fontenille † | Bishop of Meaux, France |
| 10 Jan | 50.4 | Giuseppe Sersale † | Archbishop of Sorrento, Italy |
| 15 Jan | 84.3 | Giovanni Antonio Guadagni, O.C.D. † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 21 Jan | 62.8 | Johann Rudolf von Sporck † | Auxiliary Bishop of Praha {Prague}, Czechia |
| 22 Jan | 48.8 | Joseph-François de Cadenet de Charleval † | Bishop of Agde, France |
| 31 Jan | 50.1 | Giorgio Doria † | Cardinal, Cardinal-Priest of Sant’Agostino |
| 25 Feb | 43.8 | Gabriel Palković, O.S.B.M. † | Vicar Apostolic of Valachia (Križevci), Croatia |
| 28 Feb | 65.2 | Giovanni Calebotta † | Bishop of Šibenik (Knin), Croatia |
| 1 Mar | 77.6 | Nicolň Carmine Falcone † | Archbishop of Santa Severina, Italy |
| 2 Mar | 59.7 | Adam Ignacy Komorowski † | Archbishop of Gniezno, Poland |
| 10 Mar | 68.4 | Nicolas-Charles de Saulx-Tavannes † | Cardinal, Archbishop of Rouen, France |
| 12 Mar | 56.1 | Juan Nieto Polo del Aguila † | Bishop of Quito, Ecuador |
| 1 Apr | 61.9 | Józef Eustachy Szembek † | Bishop of Płock, Poland |
| 16 Apr | 57.2 | Louis-Albert Joly de Choin † | Bishop of Toulon, France |
| 21 May | 70.1 | Cesare Bonajuti † | Bishop of Hvar (Lesina), Croatia |
| 25 May | 63.5 | Michael Marculli † | Bishop of Lucera, Italy |
| 27 May | 72.6 | Franciszek Kanigowski † | Auxiliary Bishop of Włocławek (Kujawy, Kalisze), Poland |
| 20 Jun | 56.5 | Moritz Adolf Karl von Sachsen-Zeitz (Saský) † | Bishop of Litoměřice, Czechia |
| 21 Jun | 62.0 | Francesco Scipione Maria Borghese † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 24 Jun | 75.1 | Giulio de Turris † | Bishop of Ruvo (Ruo)(di Puglia), Italy |
| Jul | 72.4 | Antonio Zavarroni † | Bishop of Tricarico, Italy |
| 21 Jul | 78.9 | Paolo Bonavisa † | Bishop of Spoleto, Italy |
| Aug | 67.4 | Filippo Coscia † | Titular Bishop of Targa |
| 3 Aug | 69.9 | Pedro Gómez de la Torre † | Bishop of Plasencia, Spain |
| 4 Aug | | Robert Lacy † | Bishop of Limerick, Ireland |
| Sep | 63.2 | Pál Štefan Forgách † | Bishop of Vác, Hungary |
| 15 Sep | 57.0 | Johann Georg Franz von Stinglheim † | Auxiliary Bishop of Regensburg, Germany |
| 16 Sep | 75.8 | Miguel de Távora, O.E.S.A. † | Archbishop of Évora, Portugal |
| 16 Sep | 62.0 | Adalbert (Philipp Wilhelm) Walderdorf, O.S.B. † | Bishop of Fulda, Germany |
| 26 Nov | 85.6 | José Flores Osorio † | Bishop of Cuenca, Spain |
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