| Date | Age | Bishop | Title |
| unknown | 62.1 | Baltasar Bastero Lladó † | Bishop Emeritus of Gerona, Spain |
| unknown | 50.0 | Teodozy Rudnicki-Lubieniecki † | Bishop of Lutsk and Ostroh (Ukrainian), Ukraine |
| 17 Jan | 62.5 | José Cepeda † | Bishop of Mallorca, Spain |
| 11 Feb | 82.0 | Vincenzo Bichi † | Cardinal, Cardinal-Bishop of Frascati |
| 14 Feb | 64.4 | Jean-Georges de Souillac † | Bishop of Lodève, France |
| 16 Feb | 62.2 | Francesco Girolamo Bona † | Vicar Apostolic of Constantinople, Turkey |
| 20 Feb | 52.3 | Francisco Cuartero Lumbreras † | Bishop of Segorbe, Spain |
| 20 Feb | 61.8 | Giovanni Rossi, C.R. † | Archbishop of Taranto, Italy |
| 15 Mar | 74.2 | Dionysios Mondinòs † | Bishop of Milo |
| 21 Mar | 56.3 | Francesco de Santa Rosa de Viterbo, O.F.M. Ref. † | Bishop of Nanking [Nanjing], China |
| 6 Apr | 76.5 | Giovanni Battista Maria Multedo, O.C.D. † | Vicar Apostolic of Malabar, India |
| 22 May | 61.3 | Nicolaus (Arcangelo) Bianchini, O.C.D. † | Bishop of Sovana (Soana), Italy |
| 22 May | 81.3 | Matthew Pritchard, O.F.M. Rec. † | Vicar Apostolic of Western District, England, Great Britain |
| Jun | 65.6 | Benedetto De Luca † | Bishop of Treviso, Italy |
| 6 Jun | 65.4 | Francis Stuart, O.F.M. † | Bishop of Down and Connor, Ireland |
| 10 Jun | 74.3 | Nicola Preti Castriota † | Bishop Emeritus of Vieste, Italy |
| 19 Jun | 59.6 | Pietro Maria Suárez † | Bishop of Adria, Italy |
| Jul | 50.5 | Juan B. Taborga y Durana (Tabarga) † | Bishop of Panamá |
| 15 Jul | 56.1 | Nicola Stanislavich, O.F.M. Obs. † | Bishop of Csanád, Hungary |
| 2 Aug | 60.5 | Louis-Jacques Chapt de Rastignac † | Archbishop of Tours, France |
| 11 Aug | 43.6 | Paulus Campsi † | Bishop of Lezhë {Lesh, Alessio}, Albania |
| 29 Aug | 66.2 | Kasimir Anton von Sickingen † | Bishop of Konstanz {Constance}, Germany |
| 5 Sep | 74.6 | Juan Domingo Manzano Carvajal † | Bishop of Jaca, Spain |
| 15 Sep | 63.6 | Johann Gottfried Groß von Trockau † | Auxiliary Bishop of Eichstätt, Germany |
| 19 Sep | 66.2 | Pedro de la Cuadra Achica † | Archbishop of Burgos, Spain |
| 30 Sep | 50.7 | Manuel Muñoz Guil † | Bishop of Vic, Spain |
| Oct | 64.7 | Antonio Maturi, O.F.M. Ref. † | Bishop of Syros (e Milos), Greece |
| 20 Oct | 60.3 | José Cayetano Paravicino, O.F.M. † | Bishop of Trujillo, Peru |
| 9 Nov | 73.2 | Matteo Bertolini † | Archbishop of Sassari, Italy |
| 3 Dec | 85.9 | Nuno da Cunha e Ataíde † | Cardinal, Cardinal-Priest of Sant’Anastasia |