| Date | Age | Bishop | Title |
| 1 Jan | 45.0 | Louis-Marie Deveaux, M.E.P. † | Coadjutor Vicar Apostolic of Western Tonking {Tonkino Occidentale}, Viêt Nam |
| 18 Jan | 73.6 | Franz Georg Reichsfgraf von Schönborn † | Archbishop of Trier, Germany |
| 3 Feb | 67.5 | Lorenzo Taranco Mujaurrieta † | Bishop of Gerona, Spain |
| 16 Mar | 62.7 | Juan Antonio Pérez Arellano † | Auxiliary Bishop of Toledo, Spain |
| 29 Mar | 78.2 | John Talbot Stonor † | Vicar Apostolic of Midland District, England, Great Britain |
| 1 Apr | 64.3 | Gregorio de Molleda y Clerque † | Archbishop of La Plata o Charcas, Bolivia |
| 25 Apr | 54.6 | Enrique Enríquez † | Cardinal, Official of the Secretariat of State |
| 28 Apr | 70.5 | Johann Ferdinand Joseph Freiherr von Boedigkeim † | Auxiliary Bishop of Freising, Germany |
| 12 May | 90.2 | Johann Franz Riccius † | Auxiliary Bishop of Strasbourg, France |
| 14 May | 75.4 | Louis-Jacques-François de Vocance † | Bishop of Senez, France |
| 3 Jun | 53.1 | José de Bragança † | Archbishop of Braga, Portugal |
| 21 Jun | | José Antonio Flores de Rivera † | Bishop of León en Nicaragua |
| 28 Jun | 38.6 | François-Armand-Auguste de Rohan-Soubise-Ventadour † | Cardinal, Bishop of Strasbourg, France |
| 10 Sep | 52.2 | Ignazio Rovèro † | Bishop of Novara, Italy |
| 23 Sep | 82.5 | Joseph de Guyon de Crochans † | Archbishop of Avignon, France |
| 2 Oct | 73.7 | Sebastián José Victoria Emparán y Loyola, O.S.H. † | Bishop of Urgell, Spain |
| 20 Oct | 61.8 | João da Cruz Salgado de Castilho, O.C.D. † | Bishop of Miranda, Portugal |
| 19 Nov | 77.9 | Martín de Elizacoechea † | Bishop of Michoacán, Michoacán, México |
| Dec | 70.8 | Franz Bernardin Verbeck, O.F.M. Conv. † | Auxiliary Bishop of Münster, Germany |
| 4 Dec | 71.8 | Amand Buseck, O.S.B. † | Bishop of Fulda, Germany |
| 11 Dec | 72.8 | Gregorio Galindo † | Bishop of Lérida, Spain |