| Date | Age | Bishop | Title |
| unknown | 60.9 | Antonio Bottis, C.R.S. † | Bishop of Minori, Italy |
| unknown | 67.8 | Giacomo Buoni † | Bishop of Nepi e Sutri, Italy |
| unknown | | Vincenzo Carafa, C.R.L. † | Bishop of Calvi Risorta, Italy |
| unknown | 61.0 | Luis de Morales, O.S.A. † | Auxiliary Bishop of Toledo, Spain |
| unknown | 68.0 | Juan de Esturizada, O.P. † | Bishop of Santa Cruz de la Sierra, Bolivia |
| unknown | 61.0 | Benedykt Gliński (Hlynskyj), O.S.B.M. † | Bishop of Volodymyr (Włodzimierz) et Brėst (Ukrainian) |
| unknown | 60.0 | Jakub Gorecki, O.P. † | Bishop of Bacău, Romania |
| 4 Jan | 69.0 | Juan Astorga de Castillo † | Bishop of Zamora, Spain |
| 4 Jan | 69.0 | Gabriel de la Calle y Heredia † | Bishop of Valladolid, Spain |
| 4 Jan | 49.9 | Frans van Horenbeke † | Bishop of Gent {Ghent, Gand}, Belgium |
| 6 Jan | 66.0 | Louis-Hercule de Lévis-Ventadour † | Bishop of Mirepoix, France |
| 24 Jan | 83.5 | Ulderico Carpegna † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 25 Jan | 67.0 | Antonio Sotomayor, O.S.B. † | Auxiliary Bishop of Praha {Prague}, Czechia |
| 2 Feb | | Balthasar Grangier de Liverdis † | Bishop of Tréguier, France |
| 12 Feb | 82.1 | Juan Emanuel de Espinosa, O.S.B. † | Archbishop of Tarragona, Spain |
| 20 Feb | 41.6 | Guillaume de Meschatin † | Bishop of Gap, France |
| 26 Feb | 49.1 | Antonio Manrique de Guzmán † | Patriarch of West Indies, Spain |
| 17 Mar | 62.2 | Adolph Gottfried Volusius † | Auxiliary Bishop of Mainz, Germany |
| 26 Mar | 48.2 | Melchior de Escuda Aybar † | Auxiliary Bishop of Sevilla {Seville}, Spain |
| May | 65.3 | Michael Angelus Broglia † | Bishop of Vercelli, Italy |
| 6 May | | Tomáš Pállfy ab Erdöd † | Bishop of Nitra, Slovakia |
| 11 May | | Ettore Molza † | Bishop of Modena, Italy |
| 15 May | 59.3 | Carlo Vaini † | Titular Archbishop of Nicaea |
| 17 May | 50.3 | Giuseppe Civran † | Bishop of Vicenza, Italy |
| 20 May | 80.0 | Anastasio Vives de Rocamora, O. Carm. † | Bishop Emeritus of Segorbe, Spain |
| 28 May | 70.4 | Gaudenzio Poli † | Bishop of Amelia, Italy |
| 15 Jun | 55.4 | Pierre Lambert de la Motte, M.E.P. † | Vicar Apostolic Emeritus of Cochin {Cocincina}, Viet Nam |
| 16 Jun | 41.8 | Giovanni Stefano Sanarica (Senarega), O.S.B. † | Bishop of Conversano, Italy |
| 22 Jun | 48.4 | Agustín de Serralde, O.F.M. † | Auxiliary Bishop of Sigüenza, Spain |
| 3 Jul | 69.2 | Juan Lozano, O.S.A. † | Bishop of Plasencia, Spain |
| 9 Jul | 54.5 | Pietro Alberini † | Titular Archbishop of Nicomedia |
| 21 Jul | 67.9 | Nicolaus Choart de Buzenval † | Bishop of Beauvais, France |
| 29 Jul | | Paolo Suardo, C.O. † | Archbishop of Sorrento, Italy |
| Aug | 49.5 | Francisco Barreto † | Bishop of Faro {Algarve}, Portugal |
| Aug | 44.5 | Niccolň Della Ciaia † | Bishop of Massa Marittima, Italy |
| 9 Aug | 84.6 | Lorenzo Gavotti, C.R. † | Bishop Emeritus of Ventimiglia, Italy |
| 24 Aug | 65.9 | Jean-François-Paul de Gondi de Retz † | Cardinal, Archbishop Emeritus of Paris, France |
| 26 Aug | 49.8 | Muzio Soriano † | Archbishop of Santa Severina, Italy |
| 28 Aug | 70.9 | Alfonso Michele Litta † | Cardinal, Archbishop of Milano {Milan}, Italy |
| 9 Sep | | Carlo Rossi † | Bishop of Isola, Italy |
| 10 Sep | 81.6 | Louis de Nogaret de La Valette † | Bishop of Carcassonne, France |
| 12 Sep | 56.6 | Giuseppe Petagna † | Bishop of Caiazzo, Italy |
| 14 Sep | 74.7 | Gerolamo Francesco Miroglio † | Bishop of Casale Monferrato, Italy |
| 26 Sep | 57.1 | Karl Heinrich von Metternich-Winneburg † | Archbishop-Elect of Mainz, Germany |
| 8 Oct | 57.8 | Giovanni Antonio Baldi, C.R.S. † | Bishop of Chioggia, Italy |
| 9 Oct | | Ambrogio Torriano † | Bishop of Como, Italy |
| 23 Oct | 52.4 | Francesco Antonio Boscaroli, O.F.M. Conv. † | Bishop of Caorle, Italy |
| 26 Oct | 59.8 | Cristovăo de Almeida, O.S.A. † | Auxiliary Bishop of Lisboa, Portugal |
| 29 Oct | 41.8 | Armand de Monchy d’Hocquincourt † | Bishop of Verdun, France |
| 30 Oct | 54.8 | Camillus Sanseverino, C.R. † | Auxiliary Bishop of Sabina, Italy |
| Nov | 72.8 | Giovanni Battista Brunengo † | Bishop of Ales e Terralba, Italy |
| Nov | 52.1 | Giacomo Bruti † | Bishop of Novigrad (Cittanova), Croatia |
| Nov | 40.6 | Domenico Gallesi † | Bishop of Ruvo (Ruo)(di Puglia), Italy |
| Nov | 64.5 | Ulisse Orsini † | Bishop of Ripatransone, Italy |
| 6 Nov | | Wenzel Wilhelm von Hofkirchen † | Bishop of Seckau, Austria |
| 18 Nov | 76.8 | Patrick Plunkett, O. Cist. † | Bishop of Meath, Ireland |
| 20 Nov | 86.8 | Enrique Peralta y Cárdenas † | Archbishop of Burgos, Spain |
| 22 Nov | 64.4 | Onofrio Manesi † | Bishop of Bisignano, Italy |
| 23 Nov | | Pietro Luccari † | Bishop of Stagno (Ston), Croatia |
| 24 Nov | 63.8 | Paul Aussem † | Auxiliary Bishop of Köln {Cologne}, Germany |
| 29 Nov | 62.9 | Giacomo Fantuzzi (Elefantucci) † | Bishop of Cesena, Italy |
| Dec | 63.9 | Domenico Tafuri, O.SS.T. † | Bishop of Satriano e Campagna, Italy |
| Dec | 44.1 | Felice Via Cosentino † | Bishop of Ascoli Satriano (Puglia), Italy |
| 3 Dec | 61.9 | Manuel de la Torre † | Archbishop of Brindisi, Italy |
| 10 Dec | 82.2 | Francesco Barberini (Sr.) † | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 21 Dec | 69.9 | Francisco de Zárate y Terán † | Bishop of Cuenca, Spain |
| 28 Dec | 72.0 | Andrzej Trzebicki † | Bishop of Kraków, Poland |