| Date | Age | Event | Bishop | Title | Current Title |
| unknown | 55.0 | Appointed | Réné François Beauvau de Rivau † | Archbishop of Toulouse, France |
| Appointed | François Honorat de Beauvilliers de St. Aignan † | Bishop of Beauvais, France |
| 45.0 | Appointed | Alexander Antoni Pleszowice Fredro † | Bishop of Chelm, Poland | Bishop of Przemyśl, Poland |
| Died | Louis François-Gabriel de Henin-Liétard † | Bishop of Alčs (Alais), France |
| 45.0 | Appointed | Stanisław Józef Hozjusz † | Auxiliary Bishop of Przemyśl, Poland | Bishop of Poznań, Poland |
| 45.0 | Appointed | Stanisław Józef Hozjusz † | Titular Bishop of Utica | Bishop of Poznań, Poland |
| Appointed | Franciszek Józef Kraszkowski † | Auxiliary Bishop of Gniezno, Poland |
| Appointed | Franciszek Józef Kraszkowski † | Titular Bishop of Dardanus | Auxiliary Bishop of Gniezno, Poland |
| Died | Ennemond Montmartin † | Bishop of Grenoble, France |
| Born | Giovanni Morosini † | Venezia | Bishop of Verona, Italy |
| 70.0 | Died | Patrick O'Donnelly † | Bishop Emeritus of Dromore, Ireland |
| Appointed | Nicolas Pisanelli † | Archbishop of Santa Severina, Italy |
| Died | Bartolomeo Porzio † | Bishop of Cariati, Italy |
| Appointed | Jan Joachim Tarlo † | Bishop of Foreign Diocese | Bishop of Poznań, Poland |
| 72.0 | Died | Mathieu Ysoré d'Hervault † | Archbishop of Tours, France |
| 3 Jan | | Born | Friedrich Karl Joseph Reichsfreiherr von Erthal † | Mainz | Archbishop Emeritus of Mainz, Germany |
| 8 Jan | 53.0 | Appointed | Louis Philippe d'Auneau de Visé † | Auxiliary Bishop of Strasbourg, France |
| 41.1 | Ordained Bishop | Johann Jakob von Mayr † | Titular Bishop of Pergamum | Auxiliary Bishop of Augsburg, Germany |
| 22 Jan | 52.8 | Ordained Priest | Giuseppe Riganti † | Priest | Bishop of Teramo, Italy |
| 27 Jan | 68.4 | Died | Ferdinando d'Adda † | Cardinal, Cardinal-Bishop of Albano |
| 29 Jan | 22.9 | Ordained Priest | Anton Felix Ciurletti † | Priest of Salzburg, Austria | Auxiliary Bishop |
| Feb | 39.3 | Ordained Priest | Gherardo Zandemaria † | Priest | Bishop of Piacenza, Italy |
| 6 Feb | | Born | Ferdinand Christoph Graf von Waldburg-Zeil † | Salzburg | Bishop of Chiemsee, Germany |
| 8 Feb | 67.8 | Appointed | Fabrizio Paolucci † | Cardinal-Bishop of Albano | Cardinal, Prefect of the Roman Curia - Other |
| 65.8 | Appointed | Egidio Quinto † | Archbishop of Bar (Antivari), Montenegro |
| 28 Feb | 31.2 | Ordained Bishop | Alejo Fernando de Rojas y Acevedo † | Bishop of Santiago de Chile | Bishop of La Paz, Bolivia |
| 4 Mar | 24.2 | Ordained Priest | Joăo da Cruz Salgado de Castilho, O.C.D. † | Priest of Order of Discalced Carmelites | Bishop of Miranda, Portugal |
| 7 Mar | 55.2 | Ordained Bishop | Thomas Bottaro a Sextris, O.P. † | Titular Bishop of Nyssa | Vicar Apostolic of Eastern Tonking {Tonkino Orientale}, Vięt Nam |
| 10 Mar | 74.2 | Died | Andrés Capero Agramunt, O. Carm. † | Bishop of Lugo, Spain |
| 14 Mar | 63.8 | Resigned | Michelangelo dei Conti † | Bishop of Viterbo e Tuscania, Italy | Pope (Roma {Rome}, Italy) |
| 15 Mar | 58.7 | Confirmed | Ignaz von Lovina † | Bishop of Wiener Neustadt, Austria |
| 38.7 | Appointed | Adriano Sermattei † | Bishop of Viterbo e Tuscania, Italy |
| 38.8 | Appointed | Krzysztof Andrzej Jan Szembek † | Bishop of Przemyśl, Poland | Bishop of Warmia, Poland |
| 17 Mar | | Born | Gabriel Jan Podoski † | | Archbishop of Gniezno, Poland |
| 22 Mar | 81.1 | Died | José de Oliveira, O.S.A. † | Bishop Emeritus of Angola e Congo, Angola |
| 26 Mar | 18.6 | Appointed | Clemens August Maria Herzog von Bayern † | Bishop of Münster, Germany | Archbishop of Köln {Cologne}, Germany |
| 27 Mar | 18.6 | Appointed | Clemens August Maria Herzog von Bayern † | Bishop of Paderborn, Germany | Archbishop of Köln {Cologne}, Germany |
| 29 Mar | 45.2 | Ordained Bishop | Alexander Antoni Pleszowice Fredro † | Bishop of Chelm, Poland | Bishop of Przemyśl, Poland |
| 53.0 | Appointed | Giuseppe Riganti † | Bishop of Teramo, Italy |
| 1 Apr | | Died | Juan José de Llamas y Rivas, O.C. † | Bishop of Panamá |
| 11 Apr | 27.9 | Ordained Priest | Lothar Friedrich von Nalbach † | Priest of Trier, Germany | Auxiliary Bishop |
| 16 Apr | | Ordained Bishop | Nicolas Pisanelli † | Archbishop of Santa Severina, Italy |
| 53.1 | Ordained Bishop | Giuseppe Riganti † | Bishop of Teramo, Italy |
| 22.9 | Ordained Priest | Leopold Maria Joseph Reichsgraf von Spaur † | Priest of Brixen {Bressanone}, Italy | Bishop |
| 23 Apr | 51.5 | Ordained Bishop | Johann Joachim Hahn † | Titular Bishop of Metellopolis | Auxiliary Bishop of Mainz, Germany |
| 45.3 | Ordained Bishop | Stanisław Józef Hozjusz † | Titular Bishop of Utica | Bishop of Poznań, Poland |
| Ordained Bishop | Jan Joachim Tarlo † | Bishop of Foreign Diocese | Bishop of Poznań, Poland |
| 24 Apr | | Born | Miguel González Bassecourt, O.F.M. Cap. † | Pamplona, Spain | Bishop Emeritus of Arequipa, Peru |
| 26 Apr | 63.7 | Appointed | Fulvio Astalli † | Cardinal-Bishop of Ostia (-Velletri) | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 63.7 | Appointed | Fulvio Astalli † | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 18.7 | Confirmed | Clemens August Maria Herzog von Bayern † | Bishop of Münster, Germany | Archbishop of Köln {Cologne}, Germany |
| 18.7 | Resigned | Clemens August Maria Herzog von Bayern † | Bishop of Regensburg, Germany | Archbishop of Köln {Cologne}, Germany |
| 30 Apr | 18.7 | Confirmed | Clemens August Maria Herzog von Bayern † | Bishop of Paderborn, Germany | Archbishop of Köln {Cologne}, Germany |
| 8 May | 71.5 | Died | Francisco a Săo Agostinho, T.O.R. † | Bishop of Santiago de Cabo Verde |
| 11 May | 67.4 | Died | Kazimierz Łubieński † | Bishop of Kraków, Poland |
| 15 May | 39.6 | Appointed | Gherardo Zandemaria † | Bishop of Borgo San Donnino, Italy | Bishop of Piacenza, Italy |
| 21 May | 39.6 | Ordained Bishop | Gherardo Zandemaria † | Bishop of Borgo San Donnino, Italy | Bishop of Piacenza, Italy |
| 16 Jun | | Born | José Laplana Castellón † | Benabarre | Bishop of Tarazona, Spain |
| 21 Jun | | Died | Domingo de Valencia † | Bishop-Elect of Nueva Caceres, Philippines |
| Jul | 56.2 | Resigned | José Fernández del Toro † | Bishop of Oviedo, Spain | Bishop Emeritus |
| 2 Jul | | Died | Andrés Quiles Galindo, O.F.M. † | Bishop of León en Nicaragua |
| 7 Jul | | Born | Karl Johann Reichsgraf von Herberstein † | Graz | Bishop of Ljubljana, Slovenia |
| 12 Jul | | Born | Franz Karl Reichsgraf von Velbrück † | Garath | Bishop of Ličge, Belgium |
| 15 Jul | 23.3 | Ordained Priest | Johann Rudolf Graf von Sporck † | Priest of Praha {Prague}, Czech Republic | Auxiliary Bishop |
| 20 Jul | 68.6 | Died | Edouard Bargede † | Bishop of Nevers, France | |
| 26 Jul | 39.5 | Died | Hyacinth Petit, O. Carm. † | Vicar Apostolic of Nordic Missions, Germany |
| 29 Jul | 15.9 | Appointed | Johann Theodor Herzog von Bayern † | Cardinal, Bishop of Regensburg, Germany |
| 30 Jul | 59.6 | Confirmed | Jan Kazimierz de Alten Bokum † | Bishop of Chelmno (Culma), Poland |
| 31 Jul | 52.6 | Died | Pedro Mejorada, O.P. † | Bishop-Elect of Nueva Segovia, Philippines |
| Born | Inácio de Săo Caetano, O.C.D. † | Chaves | Bishop Emeritus of Penafiel, Portugal |
| 3 Aug | 67.5 | Died | Johann Philipp Reichsfreiherr von Greifenclau zu Vollraths † | Bishop of Würzburg, Germany |
| 7 Aug | | Born | Francisco Fabián y Fuero † | Terraza, Spain | Archbishop Emeritus of Valencia, Spain |
| 13 Aug | 74.6 | Ordained Bishop | Juan a Santa Cruz, O.P. † | Titular Bishop of Himeria | Vicar Apostolic of Eastern Tonking {Tonkino Orientale}, Vięt Nam |
| 27 Aug | | Appointed | Charles-Fontaine Des Montees † | Bishop of Nevers, France |
| 28 Aug | 46.7 | Ordained Bishop | Joseph Anton Reichfreiherr von Delmestri von Schönberg † | Titular Bishop of Amyclae | Bishop of Trieste, Italy |
| 29 Aug | 54.7 | Appointed | Antoine Fagon † | Bishop of Vannes, France |
| 18 Sep | 46.7 | Appointed | Johann Philipp Franz Reichsgraf von Schönborn † | Bishop of Würzburg, Germany |
| 21 Sep | | Born | Mateo de Navia Bolańos y Moscoso, O.S.A. † | Lima, Peru | Bishop of León en Nicaragua |
| 27 Sep | 25.6 | Ordained Priest | Johann Joseph von Wratislaw von Mitrowitz † | Priest of Praha {Prague}, Czech Republic | Bishop of Hradec Králové, Czech Republic |
| 2 Oct | 65.8 | Appointed | Anselmo de la Peńa, O.S.B. † | Bishop of Crotone (Cotrone), Italy | Bishop of Agrigento (Girgenti), Italy |
| 10 Oct | 67.8 | Died | Isidoro Bertrán García † | Archbishop of Tarragona, Spain |
| 15 Oct | 30.4 | Ordained Priest | Andreas Jakob Reichsgraf von Dietrichstein † | Priest of Salzburg, Austria | Archbishop |
| 65.8 | Ordained Bishop | Anselmo de la Peńa, O.S.B. † | Bishop of Crotone (Cotrone), Italy | Bishop of Agrigento (Girgenti), Italy |
| 22 Oct | 26.5 | Ordained Priest | Giuseppe Maria Feroni † | Priest | Cardinal, Cardinal-Priest of S. Cecilia |
| 24 Oct | 65.6 | Died | José Díez Santos de San Pedro † | Bishop of Ciudad Rodrigo, Spain |
| 30 Oct | | Born | Lazzaro Opiziio Pallavicino † | Genoa | Cardinal, Secretary of the Secretariat of State |
| 3 Nov | | Appointed | Henri de Nesmond † | Archbishop of Toulouse, France |
| 5 Nov | 34.8 | Appointed | Pierre-François Lafitau † | Bishop of Sisteron, France |
| 55.6 | Appointed | Armand Pierre de la Croix de Castries † | Archbishop of Albi, France |
| 19 Nov | | Appointed | Anne-François-Guillaume du Cambout-Beçay † | Bishop of Tarbes, France |
| 23 Nov | 25.0 | Ordained Priest | Melchiorre Delfico † | Priest | Bishop of Muro Lucano, Italy |
| 29 Nov | 57.0 | Elevated to Cardinal | Luis Belluga Moncada † | Cardinal, Bishop Emeritus of Cartagena (en Espańa) |
| 40.0 | Elevated to Cardinal | Thomas Philip Wallrad d'Alsace-Boussut de Chimay † | Cardinal, Archbishop of Mechelen, Belgium |
| 61.7 | Elevated to Cardinal | François de Mailly † | Cardinal, Archbishop of Reims, France |
| 57.5 | Elevated to Cardinal | José Pereira de Lacerda † | Cardinal, Bishop of Faro {Algarve}, Portugal |
| 52.5 | Elevated to Cardinal | Giorgio Spínola † | Cardinal, Cardinal-Bishop of Palestrina |
| 30 Nov | 86.0 | Died | Heinrich Hartard Freiherr von Rollingen † | Bishop of Speyer, Germany |
| 43.2 | Succeeded | Damian Hugo Philipp Reichsgraf von Schönborn Bushein † | Cardinal, Bishop of Speyer, Germany |
| 21 Dec | | Born | Tommaso Mancini † | Sonnino | Bishop of Cittŕ della Pieve, Italy |
| 22 Dec | | Born | Bernardo Velarde Velarde † | Santillana del Mar | Archbishop of Zaragoza, Spain |
| 23 Dec | | Born | Diego Martín Rodríguez, O.F.M. † | Acebo | Bishop of Coria, Spain |
| 27.0 | Ordained Priest | Camillo Paolucci † | Priest | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |