| Date | Age | Event | Bishop | Title | Current Title |
| unknown | 34.0 | Appointed | Charles-Jean de Bertin † | Bishop of Vannes, France |
| 39.8 | Ordained Bishop | Johann Adam Buckel † | Auxiliary Bishop of Speyer, Germany |
| Died | Francesco Antonio Bussolini † | Bishop of Penne-Atri, Italy |
| Appointed | Alessandro Cervini † | Archbishop of Siena, Italy |
| Appointed | Innocenzo Gorgoni † | Bishop of Penne-Atri, Italy | President of the Pontifical Ecclesiastical Academy |
| 52.0 | Appointed | Charles-Guy Le Borgne de Kermorvan † | Bishop of Tréguier, France |
| Born | Nicolas Malci † | Chsella | Bishop of Lezhë {Lesh}, Albania |
| 46.0 | Appointed | Pierre Mauclerc de la Musanchère † | Bishop of Nantes, France |
| Born | Giuseppe Maria Peruzzi † | Venezia | Bishop of Vicenza, Italy |
| 51.8 | Ordained Bishop | José Ignacio Rodríguez Cornejo † | Bishop of Palencia, Spain | Bishop of Plasencia, Spain |
| 15.7 | Professed | Sigismund Anton Graf von Hohenwart, S.J. † | Member of Society of Jesus | Archbishop of Wien {Vienna}, Austria |
| 34.1 | Ordained Bishop | Jozef Karol Zbiško † | Bishop of the unknown of Titular See | Official of Spiš, Slovakia |
| 15 Jan | | Born | József Martonffi † | Szekelysent Kiraly | Bishop of Transilvania, Erdély, Siebenbürgen, Romania |
| 17 Jan | 42.4 | Elevated to Cardinal | Johann Theodor Herzog von Bayern † | Cardinal, Bishop of Regensburg, Germany |
| 20 Jan | 73.2 | Resigned | Ferdinand Oesterhoff, O. Cist. † | Auxiliary Bishop of Münster, Germany | Auxiliary Bishop Emeritus |
| 23 Jan | 49.3 | Died | Francisco Zarceño Martínez, O.SS.T. † | Bishop of Solsona, Spain |
| 1 Feb | 48.8 | Installed | Jean-Antoine de Tinseau † | Bishop of Belley, France | Bishop of Nevers, France |
| 2 Feb | | Born | Domingo Collantes, O.P. † | Herrín de Campos, Spain | Bishop of Nueva Caceres, Philippines |
| 13 Feb | 53.2 | Appointed | Jerzy Mikołaj Hylzen † | Bishop of Smoleńsk, Poland | Bishop Emeritus |
| 18 Feb | 81.0 | Died | James Gordon † | Vicar Apostolic of Lowland District, Scotland, Great Britain |
| 52.1 | Succeeded | Alexander Smith † | Vicar Apostolic of Lowland District, Scotland, Great Britain |
| 22 Feb | 98.0 | Died | Francisco Ignacio Añoa Busto † | Archbishop of Zaragoza, Spain |
| Mar | | Born | John Young † | Limerick | Bishop of Limerick, Ireland |
| 1 Mar | 72.2 | Appointed | José de Toro y Zambrano † | Bishop of Concepción, Chile |
| 3 Mar | | Born | Angel Velarde Bustamante † | Queveda, Spain | Bishop of Popayán, Colombia |
| 4 Mar | 47.8 | Appointed | Jacques-Bonne Gigault de Bellefonds † | Archbishop of Paris, France |
| 5 Mar | 30.9 | Ordained Priest | Giovanni Carlo Boschi † | Priest | Cardinal, Titular Archbishop of Atenia |
| 9 Mar | 48.5 | Appointed | Joseph-Hubert de Boccard † | Bishop of Lausanne, Switzerland |
| 59.8 | Appointed | Johann Christoph von Crass † | Auxiliary Bishop of Paderborn, Germany |
| 10 Mar | 71.6 | Died | Domenico Antonio Manfredi † | Bishop of Boiano, Italy |
| 12 Mar | 50.3 | Appointed | Andrzej Stanisław Załuski † | Bishop of Kraków, Poland |
| 13 Mar | 36.2 | Ordained Bishop | Ludovico Das Chagas, O.S.A. † | Bishop of São Tomé e Príncipe |
| 50.9 | Ordained Bishop | Bernardo Rodrigues Nogueira † | Bishop of São Paulo, Brazil |
| 42.2 | Ordained Bishop | Manoel de Santa Ines Ferreira, O.C.D. † | Bishop of Angola e Congo, Angola | Archbishop of São Salvador da Bahia, Brazil |
| 54.2 | Ordained Bishop | Francisco de São Tiago, O.F.M. † | Bishop of São Luís do Maranhão, Brazil |
| 90.3 | Died | Charles-Gaspard-Guillaume de Vintimille du Luc † | Archbishop of Paris, France |
| 14 Mar | | Born | Rafael de Castello de Vide, O.F.M. † | Castello de Vide, Portugal | Bishop of São Tomé e Príncipe |
| 19 Mar | | Born | Mauro Paolo Giuseppe Antonino Michele Maria Mari, O.S.B. † | Cardono, Italy | Bishop Emeritus of Dora |
| 24 Mar | 59.5 | Died | Joseph Franz Valerian Felix Reichsgraf von Arco † | Bishop-Elect of Chiemsee, Germany |
| 28 Mar | 40.2 | Appointed | Miguel de Bulhões e Souza, O.P. † | Bishop of Malacca, Singapore | Bishop of Leiria, Portugal |
| 30.4 | Appointed | João Cosme da Cunha (de Nossa Senhora da Porta), O.C.S.A. † | Coadjutor Bishop of Leiria, Portugal | Cardinal, Archbishop of Évora, Portugal |
| 30.4 | Appointed | João Cosme da Cunha (de Nossa Senhora da Porta), O.C.S.A. † | Titular Bishop of Olimpus | Cardinal, Archbishop of Évora, Portugal |
| 48.2 | Confirmed | Ferdinand Julius Graf von Troyer † | Cardinal, Bishop of Olomouc, Czech Republic |
| 29 Mar | 75.5 | Died | Christophe-Louis Turpin de Crissé de Sanzay † | Bishop of Nantes, France |
| 5 Apr | 84.8 | Died | Álvaro de Abranches e Noronha † | Bishop of Leiria, Portugal |
| Born | Bernardo Nadal Crespí † | Soller | Bishop of Mallorca, Spain |
| 8 Apr | 30.5 | Succeeded | João Cosme da Cunha (de Nossa Senhora da Porta), O.C.S.A. † | Bishop of Leiria, Portugal | Cardinal, Archbishop of Évora, Portugal |
| 17 Apr | 39.5 | Appointed | Jean-Joseph Chapelle de Saint-Jean de Jumilhac † | Archbishop of Arles, France |
| 18 Apr | 53.4 | Installed | Camillo Paolucci † | Cardinal-Priest of Ss. Giovanni e Paolo | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 20 Apr | | Born | Louis-Mathias-Joseph de Barral † | Grenoble | Archbishop Emeritus of Tours, France |
| 24 Apr | 65.3 | Appointed | Johann Christian Adam Reichsfreiherr von Königsfeld † | Titular Bishop of Erythrae |
| 27 Apr | 42.6 | Appointed | Johann Theodor Herzog von Bayern † | Cardinal-Priest of S. Lorenzo in Panisperna | Cardinal, Bishop of Regensburg, Germany |
| 1 May | 48.7 | Ordained Bishop | Joseph-Hubert de Boccard † | Bishop of Lausanne, Switzerland |
| 35.3 | Ordained Bishop | Louis-Marie Deveaux, M.E.P. † | Titular Bishop of Lerus | Coadjutor Vicar Apostolic of Western Tonking {Tonkino Occidentale}, Viêt Nam |
| 44.7 | Appointed | Franz Karl Eusebius Graf von Waldburg-Friedberg und Trauchburg † | Bishop of Chiemsee, Germany |
| 2 May | 48.0 | Confirmed | Jacques-Bonne Gigault de Bellefonds † | Archbishop of Paris, France |
| 50.4 | Confirmed | Andrzej Stanisław Załuski † | Bishop of Kraków, Poland |
| 13 May | 74.2 | Died | François-César Le Blanc † | Bishop of Avranches, France |
| 22 May | 60.0 | Ordained Bishop | Johann Christoph von Crass † | Auxiliary Bishop of Paderborn, Germany |
| 48.3 | Ordained Bishop | Ferdinand Julius Graf von Troyer † | Cardinal, Bishop of Olomouc, Czech Republic |
| 26 May | | Born | José António Pinto de Mendonça Arrais † | Seia | Bishop of Guarda, Portugal |
| 4 Jun | 23.2 | Ordained Priest | Johann Georg Joseph von Eckart † | Priest of Mainz, Germany | Auxiliary Bishop |
| 6 Jun | | Born | Hilarion-François de Chevigné de Boischollet † | Herbergement | Bishop of Sées, France |
| 7 Jun | | Born | Antonio Carrillo Mayoral † | Palencia | Bishop of Plasencia, Spain |
| 14 Jun | 66.5 | Appointed | Salvador Bermúdez y Becerra † | Archbishop of La Plata o Charcas, Bolivia |
| 47.1 | Appointed | José de Peralta Barrionuevo y Rocha Benavídez, O.P. † | Bishop of La Paz, Bolivia |
| 71.7 | Appointed | Agustín Rodríguez Delgado † | Archbishop of Lima, Peru |
| 15 Jun | 60.1 | Installed | José Francisco de San Buenaventura Martínez de Tejada y Díez de Velasco, O.F.M. † | Bishop of Yucatán (Mérida), Yucatán, México | Bishop of Guadalajara, Jalisco, México |
| 19 Jun | 24.7 | Ordained Priest | Antônio Corrêa, O.S.A. † | Priest of Order of St. Augustine | Archbishop of São Salvador da Bahia, Brazil |
| 26 Jun | 41.7 | Ordained Priest | Franz Heinrich Wendelin Freiherr von Kageneck † | Priest of Eichstätt, Germany | Auxiliary Bishop Emeritus |
| 28 Jun | | Born | Jean-Siffrein Maury † | Valreás, France | Cardinal, Bishop Emeritus of Montefiascone, Italy |
| 29 Jun | 40.5 | Ordained Bishop | Miguel de Bulhões e Souza, O.P. † | Bishop of Malacca, Singapore | Bishop of Leiria, Portugal |
| 30.7 | Ordained Bishop | João Cosme da Cunha (de Nossa Senhora da Porta), O.C.S.A. † | Bishop of Leiria, Portugal | Cardinal, Archbishop of Évora, Portugal |
| 3 Jul | | Born | Jean-Louis-Simon Rollet † | Rochefort | Bishop Emeritus of Montpellier, France |
| 11 Jul | 52.5 | Ordained Bishop | Charles-Guy Le Borgne de Kermorvan † | Bishop of Tréguier, France |
| 20 Jul | 48.2 | Died | Jacques-Bonne Gigault de Bellefonds † | Archbishop of Paris, France |
| Born | Jean Labartette, M.E.P. † | Ainhoa, France | Vicar Apostolic of Cochin {Cocincina}, Viêt Nam |
| 22 Jul | | Born | Blas Jacobo Beltrán † | Luesma | Bishop of Coria, Spain |
| 26 Jul | 72.4 | Died | Friedrich Karl Reichsgraf von Schönborn † | Bishop of Würzburg, Germany |
| 5 Aug | 43.0 | Appointed | Christophe de Beaumont du Repaire † | Archbishop of Paris, France |
| 9 Aug | | Born | Lorenzo Igual Soria † | El Gordo | Bishop of Plasencia, Spain |
| 14 Aug | 45.0 | Ordained Bishop | Franz Karl Eusebius Graf von Waldburg-Friedberg und Trauchburg † | Bishop of Chiemsee, Germany |
| 18 Aug | | Born | Charles-Antoine-Henri Du Valk de Dampierre † | Hans | Bishop of Clermont, France |
| 21 Aug | 54.6 | Appointed | Pierre-Jean-Baptiste Durand de Missy † | Bishop of Avranches, France |
| 28 Aug | 53.2 | Ordained Bishop | Pedro Miguel Argandoña Pastene Salazar † | Bishop of Tucumán, Argentina | Archbishop of La Plata o Charcas, Bolivia |
| 29 Aug | 62.8 | Appointed | Anselm Franz Reichsgraf von Ingelheim † | Bishop of Würzburg, Germany |
| 4 Sep | 64.8 | Died | Andrés Cabrejas Molina † | Bishop of Jaén, Spain |
| 11 Sep | 41.7 | Appointed | Charles de Grimaldi d'Antibes † | Bishop of Rodez, France |
| 16 Sep | 58.5 | Appointed | José Mezquía Díaz de Arrízola, O. de M. † | Bishop of Solsona, Spain |
| Born | Joaquim do Rosário Vieira, O.F.M. † | Ourem | Bishop of Beja, Portugal |
| 19 Sep | 43.1 | Confirmed | Christophe de Beaumont du Repaire † | Archbishop of Paris, France |
| 40.0 | Confirmed | Jean-Joseph Chapelle de Saint-Jean de Jumilhac † | Archbishop of Arles, France |
| 60.6 | Appointed | Franz Bernardin Verbeck, O.F.M. Conv. † | Auxiliary Bishop of Münster, Germany |
| 60.6 | Appointed | Franz Bernardin Verbeck, O.F.M. Conv. † | Titular Bishop of Theveste | Auxiliary Bishop of Münster, Germany |
| 23 Sep | | Born | Jean-Charles de Coucy † | Ecordal | Archbishop of Reims, France |
| Born | Charles-François Duperrier-Dumourier † | Le Mans | Bishop of Bayeux, France |
| 24 Sep | 24.3 | Ordained Priest | Juam Manuel Antonio Ramos Lora, O.F.M. † | Priest of Order of Friars Minor | Bishop of Mérida, Venezuela |
| 25 Sep | | Born | Silvestro Miccù, O.F.M. † | Napoli | Archbishop of Amalfi, Italy |
| 26 Sep | 51.5 | Appointed | Johann Philipp Anton Reichsfreiherr von Franckenstein † | Bishop of Bamberg, Germany |
| 27 Sep | 34.7 | Ordained Bishop | Charles-Jean de Bertin † | Bishop of Vannes, France |
| 2 Oct | 64.8 | Died | Michał Remigiusz Łaszewski † | Auxiliary Bishop of Warmia, Poland |
| 9 Oct | 54.8 | Ordained Bishop | Pierre-Jean-Baptiste Durand de Missy † | Bishop of Avranches, France |
| 46.8 | Ordained Bishop | Pierre Mauclerc de la Musanchère † | Bishop of Nantes, France |
| 15 Oct | | Born | Leonard Neale, S.J. † | Port Tobacco, MD | Archbishop of Baltimore, Maryland, USA |
| 17 Oct | 44.4 | Appointed | Wojciech Stanisław Leski, O. Cist. † | Bishop of Chelmno (Culma), Poland |
| 21 Oct | | Appointed | José Cayetano Pacheco y Cárdenas † | Bishop-Elect of Buenos Aires, Argentina |
| 14 Nov | | Born | Girolamo della Porta † | Gubbio | Cardinal, Prefect of the Roman Curia - Other |
| 17 Nov | 47.6 | Died | José de Peralta Barrionuevo y Rocha Benavídez, O.P. † | Bishop of La Paz, Bolivia |
| 19 Nov | | Born | Giuseppe Carrano † | Napoli, Italy | Titular Archbishop of Traianopolis in Rhodope |
| 28 Nov | 63.0 | Confirmed | Anselm Franz Reichsgraf von Ingelheim † | Bishop of Würzburg, Germany |
| 40.9 | Appointed | Pedro Ponce y Carrasco † | Auxiliary Bishop of Santiago de Cuba | Bishop of Quito, Ecuador |
| 40.9 | Appointed | Pedro Ponce y Carrasco † | Titular Bishop of Adramyttium | Bishop of Quito, Ecuador |
| 30 Nov | 58.7 | Ordained Bishop | José Mezquía Díaz de Arrízola, O. de M. † | Bishop of Solsona, Spain |
| 5 Dec | | Born | Nicolò Saverio Gamboni † | Napoli | Patriarch of Venezia {Venice}, Italy |
| 12 Dec | | Born | Tomasz Nowinski, C.R.S. Sepul. † | Scarbimiriev | Auxiliary Bishop of Kraków, Poland |
| 60.9 | Died | Athanasiy Sheptyskyi † | Archbishop of Foreign Archdiocese |
| 18 Dec | 72.2 | Died | Agustín Rodríguez Delgado † | Archbishop of Lima, Peru |
| 19 Dec | 51.7 | Confirmed | Johann Philipp Anton Reichsfreiherr von Franckenstein † | Bishop of Bamberg, Germany |
| 42.0 | Confirmed | Charles de Grimaldi d'Antibes † | Bishop of Rodez, France |
| 20 Dec | | Born | Tomasz Ostaszewski † | Ziotow | Bishop of Płock, Poland |