| Date | Age | Bishop | Title |
| unknown | 72.8 | Franz Julian Graf von Braida † | Auxiliary Bishop of Olomouc, Czech Republic |
| unknown | | Biagio Antonio Copeti † | Bishop of Mottola (Motula), Italy |
| unknown | | Isidoro Masones y Nin † | Bishop of Ales e Terralba, Italy |
| unknown | 74.0 | Juan Navarro Gilaberte, O. de M. † | Bishop Emeritus of Albarracin, Spain |
| unknown | | Ambrogio Spinola, B. † | Bishop of Luni e Sarzana, Italy |
| unknown | 68.1 | Camillo Spreti † | Bishop of Cervia, Italy |
| unknown | | Michele Gallo Vandeinde † | Bishop of Capri, Italy |
| 3 Jan | 49.0 | José Gabriel Zapata Illescas † | Bishop of Zamora, Spain |
| 4 Jan | 84.8 | Giuseppe Sacripante † | Cardinal, Cardinal-Priest of S. Lorenzo in Lucina |
| 23 Feb | 77.4 | Johann Franz Freiherr von Eckher von Kapfing und Liechteneck † | Bishop of Freising, Germany |
| 6 Mar | | Miguel Estela, O.M. † | Bishop of Jaca, Spain |
| 15 Mar | 84.2 | Jacques de Goyon de Matignon † | Bishop Emeritus of Condom, France |
| Apr | | Giuseppe Galliani † | Bishop of Sant’Angelo dei Lombardi-Bisaccia, Italy |
| 1 Apr | 78.5 | Louis Champion de Cicé † | Vicar Apostolic of Siam, Thailand |
| 4 Apr | 77.3 | Wilhelm Graf von Leslie † | Bishop of Ljubljana, Slovenia |
| 27 May | | Henri de Nesmond † | Archbishop of Toulouse, France |
| 20 Jun | 70.5 | Salvador Rodríguez Castelblanco, T.O.R. † | Bishop of Orihuela, Spain |
| 25 Jun | 61.5 | Fortunato Morosini, O.S.B. † | Bishop of Brescia, Italy |
| 5 Jul | 59.4 | Antonio Laghi, O.F.M. † | Vicar Apostolic of Shansi {Scian-Si} (Chan-Si), China |
| 18 Jul | 63.8 | Franz Anton Fürst von Harrach zu Rorau † | Archbishop of Salzburg, Austria |
| 27 Jul | | Miguel Herrero Esgueva † | Archbishop of Santiago de Compostela, Spain |
| 31 Jul | 74.9 | Johann Edmund Geduld von Jungenfeld † | Auxiliary Bishop of Mainz, Germany |
| 31 Jul | 68.6 | Giambattista Patrizi † | Cardinal, Titular Archbishop of Seleucia in Isauria |
| 5 Sep | 53.6 | Stephan Cloth, O.S.B. † | Auxiliary Bishop of Fulda, Germany |
| 13 Sep | | Pierre-Guillaume de La Vieuxville-Pourpris † | Bishop of Saint-Brieuc, France |
| 19 Sep | 76.1 | Carlo Agostino Fabroni † | Cardinal, Cardinal-Priest of S. Agostino |
| 19 Sep | | Alexander John Grant † | Vicar Apostolic of Highland District, Scotland, Great Britain |
| 4 Nov | | Baltasar de Mendoza y Sandoval † | Bishop of Segovia, Spain |
| 5 Nov | 63.8 | José de Talavera Gómez de Eugenio, O.S.H. † | Bishop of Valladolid, Spain |
| 17 Nov | 71.9 | François Gaspard de Grammont † | Auxiliary Bishop of Besançon, France |
| 17 Nov | 64.9 | François de Valbelle de Tourves † | Bishop of Saint-Omer, France |
| 19 Nov | | André Dreuilhet (Drouillet) † | Bishop of Bayonne, France |
| 9 Dec | | Luigi Maria Macedonio, C.M. † | Bishop of Sessa Aurunca, Italy |
| 11 Dec | 76.1 | Seweryn Szczuka † | Auxiliary Bishop of Chelmno (Culma), Poland |
| 15 Dec | 57.7 | Pantaleon Bruns, O.S.B. † | Auxiliary Bishop of Paderborn, Germany |
| 18 Dec | 60.1 | Dominique-Barnabé Turgot de Saint-Clair † | Bishop of Sées, France |
| 26 Dec | 74.1 | Jean-Baptiste de la Croix Chevrière de St. Vallier † | Bishop of Québec, Québec, Canada |