| Date | Age | Bishop | Title |
| unknown | 79.0 | Martial-Louis de Beaupoil de Saint-Aulaire † | Bishop of Poitiers, France |
| unknown | | Lourenço Correia de Sá e Benevides † | Bishop of Porto, Portugal |
| unknown | 64.0 | Boetius Egan † | Archbishop of Tuam, Ireland |
| unknown | 53.1 | Carlo Fabi † | Bishop of Amelia, Italy |
| unknown | 86.0 | Henri Hachette des Portes, O. Carm. † | Auxiliary Bishop of Reims, France |
| unknown | 71.1 | Luigi Trasmondi † | Archbishop of Trani, Italy |
| 14 Jan | 85.4 | Anselmo Rodríguez, O.S.B. † | Bishop of Almería, Spain |
| 14 Feb | 89.9 | Alberto Maria Capobianco, O.P. † | Archbishop of Reggio Calabria, Italy |
| 20 Mar | 72.8 | Ange-François de Talaru de Chalmazel † | Bishop of Coutances, France |
| 7 Apr | 74.2 | Manuel Tavares Coutinho da Silva † | Bishop of Portalegre, Portugal |
| 29 Apr | 69.5 | Cristoforo a São Boaventura, O.F.M. † | Bishop of Santiago de Cabo Verde |
| 8 Jun | 50.4 | Charles Berington † | Vicar Apostolic of Midland District, England, Great Britain |
| 9 Jul | 58.0 | Wilhelm Joseph Leopold Willibald Reichsfreiherr von Baden † | Auxiliary Bishop of Konstanz {Constance}, Germany |
| 12 Jul | 80.6 | Francesco Antonio Marcucci † | Bishop of Montalto, Italy |
| 8 Aug | | Vincenzo Maria Parruco Tries † | Bishop of Bovino, Italy |
| 8 Nov | 85.4 | Pietro Maria Franzesi † | Bishop of Montepulciano, Italy |
| 13 Dec | 78.7 | Karl Friedrich Freiherr von Zehmen † | Auxiliary Bishop of Warmia, Poland |