| Date | Age | Bishop | Title |
|---|
| unknown | 65.0 | Antonius de Acevedo † | Titular Bishop of Fussala |
| unknown | 55.0 | Juan de Argüelles, O.S.A. † | Bishop-Elect of Arequipa, Peru |
| unknown | 66.0 | Andreas Matusseck † | Bishop of Knin, Croatia |
| unknown | 47.0 | Stefan Wierzbowski † | Auxiliary Bishop of Warmia (Ermland), Poland |
| unknown | | Georgius Winnicki † | Archbishop of Kyiv-Halyč {Kiev} (Ruthenian), Ukraine |
| 1 Jan | 83.2 | Gianfrancesco Negroni † | Cardinal, Bishop Emeritus of Faenza, Italy |
| 1 Jan | 63.3 | St. Giuseppe Maria Tomasi di Lampedusa, C.R. † | Cardinal, Cardinal-Priest of Ss. Silvestro e Martino ai Monti |
| 23 Jan | 70.4 | Domenico Maria della Ciaja, O.P. † | Bishop of Sovana (Soana), Italy |
| 2 Feb | 69.1 | Francisco de San José Mesía y Portocarrero, O.F.M. † | Bishop of Málaga, Spain |
| 4 Feb | 64.9 | Giuseppe Maria Bondola, O.F.M. Conv. † | Bishop of Satriano e Campagna, Italy |
| 13 Feb | 82.4 | Michele Antonio Vibò † | Archbishop of Torino {Turin}, Italy |
| 21 Feb | 77.1 | Charles-Antoine de la Garde de Chambonas † | Bishop of Viviers (Aps), France |
| 13 Mar | 80.0 | Pierre-Jean-François Percin de Montgaillard † | Bishop of Saint-Pons-de-Thomières, France |
| 17 Mar | 36.5 | Johann Leopold von Gudenus † | Auxiliary Bishop of Worms, Germany |
| 24 Mar | 81.5 | Toussaint de Forbin-Janson † | Cardinal, Bishop of Beauvais, France |
| Apr | 69.3 | Tomaso Giustiniani † | Bishop of Nebbio, France |
| 5 Apr | 72.8 | Otto Wilhelm von Bronckhorst zu Gronsfeld, S.J. † | Auxiliary Bishop of Osnabrück, Germany |
| 6 Apr | | Agostinho da Anunciação † | Archbishop of Goa, India |
| 7 Apr | 60.8 | Pier Paolo Mastrilli † | Bishop of Mottola (Motula), Italy |
| 8 Apr | 71.9 | Leonardo Marsili † | Archbishop of Siena, Italy |
| 20 Apr | 70.9 | Ambrogio Croce, O.S.B. † | Bishop of Bobbio, Italy |
| 21 Apr | 80.5 | Paolo Naldini, O.S.A. † | Bishop of Capodistria (Capo d'Istria)(Koper), Slovenia |
| 23 Jun | 52.8 | Matthäus Joseph Ignaz Vitzki † | Prefect of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany |
| 5 Jul | 50.9 | Domenico Antonio Gagliano, C.R. † | Bishop of Lettere (-Gragnano), Italy |
| 24 Jul | 72.8 | Ettore Algaria † | Bishop of Patti, Italy |
| 2 Aug | 58.6 | Arthus de Lionne, M.E.P. † | Vicar Apostolic of Se-Ciuen (Setchoan), China |
| 7 Aug | 83.8 | Andrea Adeodati, O.S.B. † | Archbishop of Rossano, Italy |
| 10 Aug | 69.6 | Giovanni Battista Visconti Aicardi, B. † | Bishop of Novara, Italy |
| 19 Aug | | Athanasie Anghel Popa † | Titular Bishop |
| 26 Aug | | Charles-François de Laval de Montmorency † | Bishop of Ypres (Ieper), Belgium |
| 19 Sep | 82.8 | Louis Aube de Roquemartine † | Bishop of Saint-Paul-Trois-Châteaux, France |
| 23 Sep | 87.7 | Victor-Augustin Méliand (Melrand) † | Bishop Emeritus of Alet, France |
| 24 Sep | 63.1 | Camillo Caravita † | Bishop of Vieste, Italy |
| 27 Sep | 60.4 | Pedro de Lencastre, O. Cist. † | Bishop of Elvas, Portugal |
| 6 Oct | 70.8 | Armand de Montmorin de Saint-Hérem † | Archbishop of Vienne, France |
| 14 Oct | 65.8 | Michele Carlo Visdomini Cortigiani † | Bishop of Pistoia-Prato, Italy |
| 31 Oct | 87.8 | James Lynch † | Archbishop of Tuam, Ireland |
| Nov | 69.9 | Antonio Manso, O.M. † | Bishop of Nicotera, Italy |
| 8 Nov | 65.9 | Gregorius Civalelli † | Bishop of Scardona (Skradin), Italy |
| Dec | | Ludovicus de Gayoso, O. Cist. † | Bishop of Santa Marta, Colombia |
| 6 Dec | 60.6 | Jan Mikolaj Zgierski † | Bishop of Žemaitija (Samogizia o Tels; Zmudz), Lithuania |
| 10 Dec | 69.9 | Juan Victores de Velasco, O.S.B. † | Bishop of Trujillo, Peru |
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