| Date | Age | Bishop | Title |
| 6 Jan | 61.8 | Friedrich Wilhelm Freiherr von Westphalen † | Bishop of Hildesheim, Germany |
| 18 Jan | 72.3 | Gaspar de Bragança † | Archbishop of Braga, Portugal |
| 19 Jan | 63.5 | Santiago José Echaverría Nieto de Osorio y Elguera † | Bishop of Tlaxcala, Tlaxcala, México |
| 20 Jan | 46.3 | Pedro Luis Ozta Múzquiz † | Bishop of Calahorra y La Calzada, Spain |
| 17 Feb | | Paolo Francesco Giustiniani † | Bishop Emeritus of Treviso, Italy |
| 3 Apr | 50.0 | Pierre de Séguiran † | Bishop of Nevers, France |
| 19 Apr | 68.3 | Luis da Anunciação Azevedo, O.P. † | Bishop Emeritus of Angola e Congo, Angola |
| 4 May | 69.4 | Diego Martín Rodríguez, O.F.M. † | Bishop of Coria, Spain |
| 17 May | 64.0 | Marco Aurelio Balbis Bertone † | Bishop of Novara, Italy |
| 17 Aug | 60.9 | Jean Davoust, M.E.P. † | Vicar Apostolic of Western Tonking {Tonkino Occidentale}, Viêt Nam |
| 18 Aug | 70.6 | Giovanni Morosini † | Bishop of Verona, Italy |
| 7 Sep | 54.7 | Manuel Obellar, O.P. † | Vicar Apostolic of Eastern Tonking {Tonkino Orientale}, Viêt Nam |
| 13 Sep | 81.4 | Aldrago Antonio de Piccardi † | Bishop of Senj (-Modruš), Croatia |
| 8 Oct | 64.6 | Juan Manuel Cornel † | Bishop of Barbastro, Spain |
| 8 Oct | 77.8 | François-Joseph-Gaston de Partz de Pressy † | Bishop of Boulogne (-Sur-Mer), France |
| 8 Oct | 57.2 | Johann Andreas Seelmann † | Auxiliary Bishop of Speyer, Germany |
| 10 Oct | 82.0 | Pascual López Estaún † | Bishop of Huesca, Spain |
| 21 Oct | 71.8 | Manoel da Ressurreição, O.F.M. † | Bishop of São Paulo, Brazil |
| 7 Dec | 73.4 | Emmanuel Ernst Reichsgraf von Waldstein † | Bishop of Litomĕrice, Czech Republic |
| 29 Dec | 75.0 | Jean-Georges Lefranc de Pompignan † | Archbishop of Vienne, France |
| 30 Dec | 50.2 | Max Polykarp Reichsgraf von Törring-Jettenbach † | Bishop of Regensburg, Germany |