| Date | Age | Event | Bishop | Title | Current Title |
|---|
| unknown | 57.0 | Ordained Bishop | Juan Bonilla Vargas, O.SS.T. † | Bishop of Almería, Spain | Bishop of Córdoba, Spain |
| Appointed | Jean de Catelan † | Bishop of Valence, France |
| 44.2 | Resigned | Gianantonio Davia † | Apostolic Nuncio to Austria | Cardinal, Bishop Emeritus of Rimini, Italy |
| Appointed | Onofrio Elisei † | Bishop of Bagnoregio (Bagnorea), Italy | Bishop of Orvieto, Italy |
| 53.0 | Resigned | Philip Michael Ellis, O.S.B. † | Vicar Apostolic of Western District, England, Great Britain | Bishop of Segni, Italy |
| 60.0 | Ordained Bishop | Mateo Foncillas Mozárabe † | Bishop of Jaca, Spain |
| 70.0 | Ordained Bishop | Juan González Santiago † | Bishop of Cuzco, Peru |
| Appointed | François Maurice Gontier † | Archbishop of Avignon, France |
| Born | Charles de Grimaldi d'Antibes † | Cagnes | Bishop of Rodez, France |
| 40.0 | Ordained Bishop | José Antonio Jaspe Montenegro † | Auxiliary Bishop of Santiago de Compostela, Spain |
| Born | Lucretius-Henri-François de La Tour du Pin † | Alais | Bishop of Riez, France |
| 53.0 | Appointed | Kazimierz Łubieński † | Bishop of Chelm, Poland | Bishop of Kraków, Poland |
| Appointed | François Madot † | Bishop of Belley, France | Bishop of Chalons-sur-Saône, France |
| 57.0 | Appointed | Augustin de Maupeou † | Archbishop of Auch, France |
| 25.0 | Ordained Priest | Bernard MacMahon (McMahon) † | Priest | Archbishop of Armagh, Ireland |
| 43.3 | Appointed | Francesco Morgioni † | Bishop of Minori, Italy |
| 54.0 | Ordained Bishop | Juan Antonio Muñoz Salcedo, O.S.H. † | Bishop of Mondoñedo, Spain |
| Appointed | António de Saldanha † | Bishop of Guarda, Portugal |
| 46.7 | Ordained Bishop | Pedro Lázaro Terrer, O.F.M. † | Bishop of Ugento, Italy |
| 23.4 | Ordained Priest | Jakob Maximilian Reichsgraf von Thun und Hohenstein † | Priest of Salzburg, Austria | Bishop of Gurk, Austria |
| 18.9 | Professed | Franz Bernardin Verbeck, O.F.M. Conv. † | Member of Order of Friars Minor Conventual | Auxiliary Bishop of Münster, Germany |
| Born | Walenty Franciszek Wężyk † | | Bishop of Przemyśl, Poland |
| Died | Mikołaj Michał Wyżycki † | Bishop of Chelm, Poland |
| 18.0 | Professed | Lawrence William York, O.S.B. † | Member of Order of Saint Benedict | Vicar Apostolic Emeritus of Western District, England, Great Britain |
| 1 Jan | | Born | Manuel Antonio de la Torre † | Antillo de Campos, Spain | Bishop of Buenos Aires, Argentina |
| 3 Jan | | Born | Johann Kaspar Reichsgraf von Wolkenstein-Rodeneck † | Trento | Auxiliary Bishop of Trento, Italy |
| 21 Jan | | Died | Victorino do Porto, O.F.M. † | Bishop of Santiago de Cabo Verde |
| 26 Jan | 53.0 | Appointed | Johann Christoph Haus † | Auxiliary Bishop of Basel, Switzerland |
| 53.0 | Appointed | Johann Christoph Haus † | Titular Bishop of Domitiopolis | Auxiliary Bishop of Basel, Switzerland |
| 35.2 | Appointed | Johann Bernhard Mayer † | Auxiliary Bishop of Würzburg, Germany |
| 35.2 | Appointed | Johann Bernhard Mayer † | Titular Bishop of Chrysopolis in Arabia | Auxiliary Bishop of Würzburg, Germany |
| 35.8 | Confirmed | Louis-Daniel-Gabriel de Pestel de Levis de Trubières de Caylus † | Bishop of Auxerre, France |
| 40.1 | Appointed | Luis Francisco Romero † | Bishop of Santiago de Chile | Archbishop of La Plata o Charcas, Bolivia |
| 30.1 | Appointed | Pedro Sanz de la Vega y Landaverde, O. de M. † | Bishop of Cebu, Philippines |
| 46.9 | Confirmed | Johann Franz Reichsgraf von Schenk von Stauffenberg † | Bishop of Konstanz {Constance}, Germany |
| 1 Feb | | Born | Fabian Franziszek Pląskowski † | Niezywiec | Auxiliary Bishop of Chelmno (Culma), Poland |
| 7 Feb | 62.1 | Died | Baltasar de la Peña Avilés † | Bishop of Avila, Spain |
| 9 Feb | 42.2 | Appointed | Luis Belluga Moncada † | Bishop of Cartagena (en España) | Cardinal, Bishop Emeritus |
| 70.1 | Appointed | Juan González Santiago † | Bishop of Cuzco, Peru |
| 58.3 | Appointed | Johann Anton Reichsfreiherr von Knebel von Katzenellenbogen † | Bishop of Eichstätt, Germany |
| 52.1 | Appointed | Miguel Pérez Lara † | Bishop of Coria, Spain |
| 46.8 | Appointed | Pedro Lázaro Terrer, O.F.M. † | Bishop of Ugento, Italy |
| 47.7 | Confirmed | Henri-Pons de Thiard de Bissy † | Cardinal, Bishop of Meaux, France |
| 22 Feb | 53.1 | Ordained Bishop | Johann Christoph Haus † | Titular Bishop of Domitiopolis | Auxiliary Bishop of Basel, Switzerland |
| 1 Mar | 35.3 | Ordained Bishop | Johann Bernhard Mayer † | Titular Bishop of Chrysopolis in Arabia | Auxiliary Bishop of Würzburg, Germany |
| 35.9 | Ordained Bishop | Louis-Daniel-Gabriel de Pestel de Levis de Trubières de Caylus † | Bishop of Auxerre, France |
| 2 Mar | | Appointed | Angelo Gabriele Gautieri, O.F.M. † | Titular Bishop of the unknown of Titular See | Vicar Apostolic of Transilvania, Erdély, Siebenbürgen, Romania |
| 28 Mar | 24.2 | Ordained Priest | Niccolò Paolo Andrea Coscia † | Priest | Cardinal, Archbishop Emeritus of Benevento, Italy |
| 4 Apr | 44.9 | Ordained Priest | Hugo František (Franz) von Königsegg-Rothenfels † | Priest of Litomĕrice, Czech Republic | Bishop |
| 11 Apr | 57.3 | Appointed | Louis-Marcel de Coëtlogon-Méjusseaume † | Bishop of Tournai {Doornik}, Belgium |
| 49.8 | Appointed | Honoré Quiqueran de Beaujeu † | Bishop of Castres, France |
| 19 Apr | 42.4 | Ordained Bishop | Luis Belluga Moncada † | Bishop of Cartagena (en España) | Cardinal, Bishop Emeritus |
| 26 Apr | 52.3 | Ordained Bishop | Miguel Pérez Lara † | Bishop of Coria, Spain |
| 47.2 | Ordained Bishop | Johann Franz Reichsgraf von Schenk von Stauffenberg † | Bishop of Konstanz {Constance}, Germany |
| 27 Apr | 60.3 | Appointed | Mateo Foncillas Mozárabe † | Bishop of Jaca, Spain |
| 58.5 | Confirmed | Johann Anton Reichsfreiherr von Knebel von Katzenellenbogen † | Bishop of Eichstätt, Germany |
| 7 May | 60.3 | Appointed | Ignacio Diez de la Barrera † | Bishop of Durango, Durango, México |
| 17 May | 54.1 | Ordained Bishop | Aleksander Mikolaj Horain † | Titular Bishop of Tiberias | Bishop of Samogizia o Tels (Zmudz), Lithuania |
| 18 May | 63.0 | Appointed | Lorenzo Fieschi † | Cardinal, Archbishop of Genova, Italy |
| 40.4 | Appointed | José Antonio Jaspe Montenegro † | Auxiliary Bishop of Santiago de Compostela, Spain |
| Jun | | Resigned | Edouard Valot † | Bishop of Nevers, France | Bishop Emeritus |
| 1 Jun | 58.6 | Ordained Priest | Johann Anton Reichsfreiherr von Knebel von Katzenellenbogen † | Priest of Eichstätt, Germany | Bishop |
| 2 Jun | | Born | José Antonio Basurco y Herrera † | Buenos Aires | Bishop of Buenos Aires, Argentina |
| 4 Jun | 81.4 | Died | Wilhelm Jakob Rinck von Balderstein † | Bishop of Basel, Switzerland |
| 11 Jul | 47.9 | Appointed | Johann Konrad Reichsfreiherr von Reinach-Hirzbach † | Bishop of Basel, Switzerland |
| 20 Jul | 42.2 | Appointed | Carlos Borja Centellas y Ponce de León † | Titular Archbishop of Trapezus | Cardinal, Patriarch of West Indies, Spain |
| 65.6 | Died | Peter Creagh † | Archbishop of Dublin, Ireland |
| 54.6 | Appointed | Juan Antonio Muñoz Salcedo, O.S.H. † | Bishop of Mondoñedo, Spain |
| 1 Aug | | Born | Manuel Macías Pedrejón † | Becerril de Campos | Bishop of Lérida, Spain |
| 16 Aug | 28.9 | Ordained Priest | Johann Leopold Freiherr von Gudenus † | Priest of Mainz, Germany | Auxiliary Bishop of Worms, Germany |
| 21 Aug | 40.6 | Appointed | James Gordon † | Coadjutor Vicar Apostolic of Scotland, Great Britain | Vicar Apostolic of Lowland District, Scotland, Great Britain |
| 40.6 | Appointed | James Gordon † | Titular Bishop of Nicopolis ad Iaterum | Vicar Apostolic of Lowland District, Scotland, Great Britain |
| 3 Sep | | Born | Manuel Murillo Argáiz † | Murillo de Río Leza | Bishop Emeritus of Segovia, Spain |
| Died | Edouard Valot † | Bishop Emeritus of Nevers, France |
| 5 Sep | 48.0 | Confirmed | Johann Konrad Reichsfreiherr von Reinach-Hirzbach † | Bishop of Basel, Switzerland |
| 7 Sep | 41.3 | Confirmed | François Blouet de Camilly † | Bishop of Toul, France | Archbishop of Tours, France |
| 57.7 | Confirmed | Louis-Marcel de Coëtlogon-Méjusseaume † | Bishop of Tournai {Doornik}, Belgium |
| 11 Oct | 59.9 | Died | Augustyn Michal Stefan Radziejowski † | Cardinal, Archbishop of Gniezno, Poland |
| 18 Oct | | Born | Johann Wenzel Xaver Freiherr Frey von Freyenfels † | Brno | Auxiliary Bishop of Olomouc, Czech Republic |
| 19 Oct | 42.0 | Appointed | Franz Anton Fürst von Harrach zu Rorau † | Coadjutor Archbishop of Salzburg, Austria | Archbishop |
| 21 Oct | | Born | Joseph Ferdinand Guidobald Reichsgraf von Spaur und Valör † | Innsbruck | Titular Bishop of Abila in Palaestina |
| 25 Oct | 50.3 | Ordained Bishop | Honoré Quiqueran de Beaujeu † | Bishop of Castres, France |
| 31 Oct | | Born | Lorenzo (Giovanni Vincenzo Antonio) Ganganelli, O.F.M. Conv. † | Sant' Arcangelo di Romagna | Pope (Roma {Rome}, Italy) |
| 1 Nov | 54.8 | Appointed | Edouard Bargede † | Bishop of Nevers, France | |
| 12 Nov | 41.5 | Ordained Bishop | François Blouet de Camilly † | Bishop of Toul, France | Archbishop of Tours, France |
| 16 Nov | 44.9 | Appointed | Johann Werner Schnatz † | Auxiliary Bishop of Bamberg, Germany |
| 44.9 | Appointed | Johann Werner Schnatz † | Titular Bishop of the unknown of Titular See | Auxiliary Bishop of Bamberg, Germany |
| 18 Nov | 57.9 | Died | Jorge Cárdenas Valenzuela † | Bishop of Osma, Spain |
| 30 Nov | 42.6 | Ordained Bishop | Carlos Borja Centellas y Ponce de León † | Titular Archbishop of Trapezus | Cardinal, Patriarch of West Indies, Spain |
| 6 Dec | 39.1 | Ordained Priest | Francisco Eustaquio Perea Porras † | Priest | Archbishop of Granada, Spain |
| 14 Dec | 41.0 | Appointed | Nuno da Cunha e Ataíde † | Cardinal, Titular Bishop of the unknown of Titular See |
| 55.9 | Appointed | Francisco del Rincón, O.M. † | Archbishop of Santo Domingo, Dominican Republic | Archbishop of Santafé en Nueva Granada, Colombia |
| 57.0 | Appointed | Jerónimo Nosti de Valdés, O.S.Bas. † | Bishop of Santiago de Cuba |
| 60.2 | Appointed | Dionisio Resino (Rezino) y Ormachea † | Auxiliary Bishop of Santiago de Cuba |
| 60.2 | Appointed | Dionisio Resino (Rezino) y Ormachea † | Titular Bishop of Adramyttium | Auxiliary Bishop of Santiago de Cuba |
| 17 Dec | | Appointed | Luigi (Ludovico) Capuano (de Capua) † | Bishop of Gravina, Italy |
| 21 Dec | 45.0 | Ordained Bishop | Johann Werner Schnatz † | Titular Bishop of the unknown of Titular See | Auxiliary Bishop of Bamberg, Germany |
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