| Date | Age | Bishop | Title |
| unknown | | João Duarte do Sacramento † | Bishop-Elect of Olinda, Brazil |
| unknown | | Mauro Promontorio, O.S.B. † | Bishop of Ventimiglia, Italy |
| unknown | | Francesco Antonio Ricci † | Bishop of Bisceglie, Italy |
| 6 Jan | 78.0 | Manoel Pereira, O.P. † | Bishop Emeritus of São Sebastião do Rio de Janeiro, Brazil |
| 15 Jan | 66.0 | Jacques de Fieux † | Bishop of Toul, France |
| 18 Jan | 79.4 | Marquard Reichsgraf von Schenk von Castell † | Bishop of Eichstätt, Germany |
| 30 Jan | 77.9 | Innico Caracciolo (Sr.) † | Cardinal, Archbishop of Napoli {Naples}, Italy |
| 25 Feb | 62.7 | Emerich (Johann Anton) Sinelli, O.F.M. Cap. † | Bishop of Wien, Austria |
| 13 Mar | 42.8 | Louis-Alphonse de Suarès † | Bishop of Vaison, France |
| 8 Apr | 69.3 | Girolamo Gastaldi † | Cardinal, Archbishop of Benevento, Italy |
| 26 Apr | 78.3 | Luigi Omodei (Sr.) † | Cardinal, Cardinal-Priest of S. Lorenzo in Lucina |
| 28 Apr | | Nicolas de Valavoir (Vallavoire) † | Bishop of Riez, France |
| 28 Jul | | Johann Kaspar Kühner † | Auxiliary Bishop of Freising, Germany |
| 7 Sep | 75.7 | Jan Stefan Wydzga † | Archbishop of Gniezno, Poland |
| 11 Sep | 63.7 | Paolo Savelli † | Cardinal, Cardinal-Deacon of S. Maria in Cosmedin |
| 29 Sep | 57.1 | Paulinus Mayr † | Bishop of Brixen {Bressanone}, Italy |
| 26 Oct | 74.8 | Charles de Bourlon † | Bishop of Soissons, France |
| 4 Nov | 90.2 | Girolamo (Jérome) Grimaldi-Cavalleroni † | Cardinal, Archbishop of Aix, France |
| 5 Nov | 62.3 | Albrecht Sigmund Herzog von Bayern † | Bishop-Elect of Freising, Germany |
| 5 Nov | 80.8 | Jean de Montpezat de Carbon † | Archbishop of Sens, France |
| 25 Nov | | Juan de Rojas y Asúa, O. de M. † | Bishop of León en Nicaragua |
| 8 Dec | 69.9 | Manuel da Natividade, O.F.M. † | Bishop of Angola e Congo, Angola |
| 13 Dec | 68.9 | Théodore-Germain Allart † | Bishop of Vence, France |