| Date | Age | Bishop | Title |
| unknown | | Antoine-Joseph D'Amat de Volx † | Bishop of Senez, France |
| unknown | 70.0 | Miguel Lino de Ezpeleta † | Bishop of Cebu, Philippines |
| unknown | | Carlo Mineo † | Bishop of Patti, Italy |
| unknown | | Feliciano de Nossa Senhora † | Bishop of Lamego, Portugal |
| unknown | | Andrea Tortona † | Bishop of Marsico Nuovo, Italy |
| Jan | 68.1 | José Domingo Rivero † | Bishop of Ceuta, Spain |
| 15 Jan | 57.7 | Isidro Carvajal Lancaster † | Bishop of Cuenca, Spain |
| 26 Mar | 75.2 | Luis Fernández de Córdoba † | Cardinal, Archbishop of Toledo, Spain |
| 3 Apr | 74.9 | Ludwig Hatteisen, O.S.B. † | Auxiliary Bishop of Hildesheim, Germany |
| 17 Apr | 72.8 | Johann Karl Leopold Graf von Scherffenberg † | Auxiliary Bishop of Olomouc, Czech Republic |
| 22 Apr | 66.7 | Francisco Fernández Játiva † | Bishop of Urgell, Spain |
| 21 May | 78.8 | Aleixo de Miranda Henriques, O.P. † | Bishop of Porto, Portugal |
| 21 Jun | 48.5 | Guillaume Piguel, M.E.P. † | Vicar Apostolic of Cochin {Cocincina}, Viêt Nam |
| 22 Jun | 68.7 | Martín Barcia Carrascal † | Bishop of Córdoba, Spain |
| 22 Jun | 67.5 | Manoel de Santa Ines Ferreira, O.C.D. † | Archbishop of São Salvador da Bahia, Brazil |
| 28 Jun | 65.0 | Augustin-François-Annibal de Farcy de Cuillé † | Bishop of Quimper, France |
| 12 Jul | 59.8 | Flavio Chigi † | Cardinal, Prefect of the Congregation of Rites |
| 27 Sep | 78.5 | Jean de Caulet † | Bishop of Grenoble, France |
| 5 Oct | 79.5 | Francisco Xavier Aranha † | Bishop of Olinda, Brazil |
| 19 Oct | 65.6 | Johann Adam Buckel † | Auxiliary Bishop of Speyer, Germany |
| 22 Oct | 55.3 | Charles Nicolas Alexandre d'Oultremont † | Bishop of Liège, Belgium |
| 12 Nov | 79.1 | Domingo Pérez Rivera † | Auxiliary Bishop of Sevilla {Seville}, Spain |
| 18 Nov | 83.5 | Alexandre Milon † | Bishop of Valence, France |
| 3 Dec | 79.4 | Jakob Johann Joseph Wosky von Bärenstamm † | Prefect of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany |
| 16 Dec | 73.8 | Siegmund Christoph Graf von Schrattenbach † | Archbishop of Salzburg, Austria |