| Date | Age | Bishop | Title |
| unknown | | Athanase IV Jaouhar † | Patriarch of Antiochia {Antioch} (Melkite), Syria |
| 11 Feb | 71.8 | Agustín Vázquez Varela, O. Cist. † | Bishop of Solsona, Spain |
| 13 Feb | 68.3 | Gabino Valladares Mejía, O. Carm. † | Bishop of Barcelona, Spain |
| 19 Feb | 66.4 | Etienne-Charles de Loménie de Brienne † | Cardinal, Archbishop of Sens, France |
| 9 Mar | 67.2 | Franz Joseph Sigismund von Roggenbach † | Bishop of Basel, Switzerland |
| 13 Mar | 66.5 | Johann Baptist Joseph Gobel † | Auxiliary Bishop Emeritus of Basel, Switzerland |
| Apr | 84.7 | Georges-Gaspard-Alexis de Plan des Augiers † | Bishop of Die, France |
| 17 Apr | 67.4 | Andrés José Barco Espinosa † | Bishop of Salamanca, Spain |
| 7 May | 87.4 | Manuel Antonio Palmero Rallo † | Bishop of Gerona, Spain |
| 9 May | 56.1 | Józef Kazimierz Kossakowski † | Coadjutor Bishop of Vilnius, Lithuania |
| 10 May | 30.8 | Pierre-François-Martial de Loménie † | Coadjutor Archbishop of Sens, France |
| 20 May | 53.5 | Charles-François Bailly de Messein † | Coadjutor Bishop of Québec, Québec, Canada |
| 26 May | 77.8 | Wilhelm von Alhaus, O.S.C. † | Auxiliary Bishop of Münster, Germany |
| 1 Jun | 59.1 | Johann Leopold Ritter von Hay † | Bishop of Hradec Králové, Czech Republic |
| 13 Jun | 61.4 | Filippo Lancellotti † | Cardinal, Priest of the Roman Curia - Other |
| 25 Jun | 79.4 | Jean-Olivier Briand † | Bishop Emeritus of Québec, Québec, Canada |
| 28 Jun | 66.9 | Ignacy Jakub Massalski † | Bishop of Vilnius, Lithuania |
| Jul | 63.1 | Fernando Cardiñanos, O.F.M. † | Bishop of Comayagua, Honduras |
| 7 Jul | 69.9 | Lothar Breidbach zu Bürresheim, O.S.B. † | Auxiliary Bishop of Fulda, Germany |
| 12 Aug | 57.8 | Michal Jerzy Poniatowski † | Archbishop of Gniezno, Poland |
| 19 Aug | 60.2 | José Joaquín Granados y Gálvez, O.F.M. † | Bishop of Durango, Durango, México |
| 14 Sep | 55.9 | Johann Joseph Schüller von Ehrenthal † | Prefect of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany |
| 17 Sep | 71.8 | Benoit-Antoine Doria † | Bishop of Ajaccio, France |
| 25 Oct | 56.3 | Theodor Freiherr von Brabeck, O.S.B. † | Bishop-Elect of Corvey, Germany |
| 28 Oct | 71.8 | Giovanni Benedetto M. Civran † | Bishop of Chioggia, Italy |
| 2 Nov | 79.4 | François-Joachim de Pierre de Bernis † | Cardinal, Archbishop of Albi, France |
| 6 Nov | 68.6 | Roque Martín Merino † | Bishop of Teruel, Spain |
| 20 Nov | 59.0 | Cándido Manuel de Torrijos Riguerra, O.P. † | Bishop of Mérida, Venezuela |
| 6 Dec | 61.1 | Giuseppe Maria Beneventi, O.F.M. Conv. † | Bishop of Muro Lucano, Italy |
| 10 Dec | 71.3 | Esteban Lorenzo de Tristán y Esmenota † | Bishop of Guadalajara, Jalisco, México |