| Date | Age | Event | Bishop | Title | Current Title |
|---|
| unknown | 17.4 | Professed | Wilhelm von Alhaus, O.S.C. † | Member of Canons Regular of the Order of the Holy Cross | Auxiliary Bishop of Münster, Germany |
| Appointed | Giacomo Bonanno † | Bishop of Patti, Italy |
| 30.7 | Professed | Juan Tomás de Boxadors y Sureda de San Martín, O.P. † | Member of Order of Friars Preachers | Cardinal, Cardinal-Priest of S. Sisto |
| Born | Pierre-Marie-Madeleine Cortois de Balore † | Dijon | Bishop of Nimes, France |
| Appointed | Tommaso Cervini † | Titular Patriarch of Gerusalemme {Jerusalem}, Palestine |
| Born | Jean-Louis d'Usson de Bonac † | Paris | Bishop Emeritus of Agen, France |
| 65.0 | Appointed | Jean d'Yse (d'Ize) de Saléon † | Bishop of Rodez, France | Archbishop of Vienne, France |
| Born | Boetius Egan † | | Archbishop of Tuam, Ireland |
| 60.0 | Died | Alexander Antoni Pleszowice Fredro † | Bishop of Przemyśl, Poland |
| Appointed | Rizzardo Isolani † | Bishop of Senigallia, Italy |
| Born | Iraklij Listovskyj † | Usac | Bishop of Foreign Diocese |
| 36.5 | Ordained Bishop | Francisco Pablo Matos Coronado † | Bishop of Yucatán (Mérida), Yucatán, México | Bishop of Michoacán, Michoacán, México |
| 42.5 | Appointed | Gilbert-Gaspard de Montmorin de Saint-Hérem de La Chassaigne † | Bishop of Langres, France |
| 41.4 | Ordained Bishop | Ramón Nogués † | Bishop of Jaca, Spain |
| Died | Fabrizio Pignatelli † | Bishop of Lecce, Italy |
| 32.0 | Appointed | Mihály Karl (Michele Carlo) von Althan † | Archbishop (Personal Title) of Vác, Hungary |
| Born | Henri-François de La Broue de Vareilles † | Poitiers | Bishop Emeritus of Gap, France |
| Appointed | Pedro de Vilas-Boas e Sampaio † | Bishop of Elvas, Portugal |
| Died | Pedro de Vilas-Boas e Sampaio † | Bishop of Elvas, Portugal |
| 22.1 | Ordained Priest | Jozef Karol Zbiško † | Priest of Esztergom, Hungary | Official of Spiš, Slovakia |
| 3 Jan | | Born | Stefan Wojciech von Łubieński † | Iwanowice | Auxiliary Bishop of Gniezno, Poland |
| 8 Jan | 53.9 | Died | José María Ibáñez † | Bishop of Almería, Spain |
| 16 Jan | 60.6 | Died | Johann Anton Wallreuther † | Auxiliary Bishop of Worms, Germany |
| 17 Jan | 23.2 | Ordained Priest | Anton Maria Martin Ritter von Stegner † | Priest of Wien, Austria | Auxiliary Bishop |
| 50.3 | Died | Ernst Friedrich Reichsfreiherr von Twickel † | Auxiliary Bishop of Hildesheim, Germany |
| 20 Jan | 61.1 | Appointed | Benito Crespo y Monroy, O.S. † | Bishop of Tlaxcala, Tlaxcala, México |
| 51.0 | Confirmed | Louis-François-Gabriel d'Orléans de La Motte † | Bishop of Amiens, France |
| 62.2 | Appointed | Álvaro Eugenio de Mendoza Caamaño y Sotomayor † | Cardinal, Patriarch of West Indies, Spain |
| 62.2 | Appointed | Álvaro Eugenio de Mendoza Caamaño y Sotomayor † | Titular Archbishop of Pharsalus | Cardinal, Patriarch of West Indies, Spain |
| 46.1 | Appointed | Manuel de Ocio y Campo † | Bishop of Cebu, Philippines |
| 58.8 | Appointed | Felipe de los Tueros Huerta † | Archbishop of Granada, Spain |
| 24 Jan | 76.1 | Died | Louis Milon † | Bishop of Condom, France |
| 43.7 | Ordained Bishop | Christoph Nebel † | Titular Bishop of Capharnaum | Auxiliary Bishop of Mainz, Germany |
| 25 Jan | 64.9 | Died | Johann Baptist Reichfreiherr von Reinach-Hirzbach † | Coadjutor Bishop of Basel, Switzerland |
| 26 Jan | 77.0 | Died | Alessandro Falconieri † | Cardinal, Cardinal-Deacon of S. Maria della Scala |
| 31 Jan | | Born | Joseph Franz Anton von Auersperg † | Wien | Cardinal, Bishop of Passau, Germany |
| 9 Feb | 67.3 | Died | Diego Astorga y Céspedes † | Cardinal, Archbishop of Toledo, Spain |
| 15 Feb | 35.9 | Confirmed | Pierre-Jules-César de Rochechouard-Montigny † | Bishop of Evreux, France | Bishop Emeritus of Bayeux, France |
| 38.4 | Confirmed | Claude de Rouvroy de Saint-Simon † | Bishop of Metz, France |
| 19 Feb | | Born | Francisco Antonio Cebrián Valdá † | San Felipe | Cardinal, Patriarch of West Indies, Antilles |
| 20 Feb | | Born | Andrés Aguiar Caamaño † | San Salvador de Cerbaña | Bishop of Mondoñedo, Spain |
| 27 Feb | 51.2 | Appointed | Giuseppe Suares de la Concha † | Bishop of San Miniato, Italy |
| 7 Mar | 36.3 | Ordained Bishop | Claude-Antoine de Choiseul-Beaupré † | Bishop of Chalons-sur-Marne, France |
| 12 Mar | 92.2 | Died | Bonaventure Giffard † | Vicar Apostolic of London District, England, Great Britain |
| 61.6 | Succeeded | Benjamin Petre, O.S.B. † | Vicar Apostolic of London District, England, Great Britain |
| 20 Mar | | Appointed | John Linegar † | Archbishop of Dublin, Ireland |
| 21 Mar | 36.0 | Ordained Bishop | Pierre-Jules-César de Rochechouard-Montigny † | Bishop of Evreux, France | Bishop Emeritus of Bayeux, France |
| 23 Mar | | Born | Matthew Gibson † | Stonecroft | Vicar Apostolic of Northern District, England, Great Britain |
| 24 Mar | 65.5 | Appointed | Pompeio Aldrovandi † | Cardinal-Priest of S. Eusebio | Cardinal, Bishop of Montefiascone, Italy |
| 65.5 | Elevated to Cardinal | Pompeio Aldrovandi † | Cardinal, Bishop of Montefiascone, Italy |
| 57.8 | Elevated to Cardinal | Serafino Cenci † | Cardinal, Archbishop of Benevento, Italy |
| 53.4 | Elevated to Cardinal | Giacomo Lanfredini † | Cardinal, Bishop Emeritus of Osimo e Cingoli, Italy |
| 41.7 | Appointed | Ramón Nogués † | Bishop of Jaca, Spain |
| 63.3 | Appointed | Giuseppe Maria Perrimezzi, O.M. † | Titular Archbishop of Bostra | Bishop Emeritus of Oppido Mamertina, Italy |
| 63.3 | Resigned | Giuseppe Maria Perrimezzi, O.M. † | Bishop of Oppido Mamertina, Italy | Bishop Emeritus |
| 57.5 | Elevated to Cardinal | Pietro Maria Pieri, O.S.M. † | Cardinal, Cardinal-Priest of S. Giovanni a Porta Latina |
| 55.9 | Appointed | Francisco Salgado Quirago † | Bishop of Guadix, Spain |
| 27 Mar | 34.7 | Appointed | Franz Joseph Anton von Hahn † | Auxiliary Bishop of Bamberg, Germany |
| 34.7 | Appointed | Franz Joseph Anton von Hahn † | Titular Bishop of Arad | Auxiliary Bishop of Bamberg, Germany |
| Apr | | Born | Nicolas Champenois, M.E.P. † | Reims, France | Vicar Apostolic of Verapoly, India |
| 1 Apr | | Born | Scipione Borghèse † | Rome | Cardinal, Prefect Emeritus of the Prefecture of the Papal Household |
| 4 Apr | 63.4 | Ordained Bishop | Ladislav Szörényi † | Bishop of Sirmio, Croatia |
| 12 Apr | 53.5 | Installed | Giacomo Lanfredini † | Cardinal-Deacon of S. Maria in Portico | Cardinal, Bishop Emeritus of Osimo e Cingoli, Italy |
| 40.9 | Appointed | Christian Albert Anton von Merle † | Auxiliary Bishop of Worms, Germany |
| 40.9 | Appointed | Christian Albert Anton von Merle † | Titular Bishop of Sinope | Auxiliary Bishop of Worms, Germany |
| 57.5 | Installed | Pietro Maria Pieri, O.S.M. † | Cardinal, Cardinal-Priest of S. Giovanni a Porta Latina |
| 14 Apr | 75.9 | Resigned | Pier Marcellino Corradini † | Cardinal-Priest of S. Giovanni a Porta Latina | Cardinal, Bishop of Frascati, Italy |
| 15 Apr | 82.3 | Resigned | Gabriel de Cosnac † | Bishop of Die, France | Bishop Emeritus |
| 21 Apr | | Born | Antonio Sentmanat y Castellá † | Barcelona | Cardinal, Patriarch of West Indies, Antilles |
| 23 Apr | 33.5 | Appointed | Daniel-Joseph de Cosnac † | Bishop of Die, France |
| 77.3 | Died | Michel-Gabriel Rossillon de Bernex † | Bishop of Genève {Geneva}, Switzerland |
| 26 Apr | | Born | Francisco Veyán Mola † | Tamarite de Litera | Bishop of Vic, Spain |
| May | 63.7 | Ordained Bishop | Bartolomé San Martín Orive † | Bishop of Palencia, Spain |
| 1 May | 69.2 | Died | Franz Joseph Supersaxo † | Bishop of Sion {Sitten}, Switzerland |
| 5 May | 55.3 | Appointed | Gaspar de Molina y Oviedo, O.S.A. † | Cardinal, Bishop of Málaga, Spain |
| 59.3 | Appointed | Diego González Toro y Villalobos † | Bishop of Cuenca, Spain |
| 63.4 | Appointed | José Manuel de Sarricolea y Olea † | Bishop of Cuzco, Peru |
| 9 May | | Born | François de Bonnal (Bonal) † | Agen | Bishop of Clermont, France |
| 62.5 | Ordained Bishop | Álvaro Eugenio de Mendoza Caamaño y Sotomayor † | Titular Archbishop of Pharsalus | Cardinal, Patriarch of West Indies, Spain |
| 13 May | | Born | Luca Nicola De Luca † | Ripalimosani | Bishop Emeritus of Trivento, Italy |
| 17 May | | Born | Yves-Alexandre de Marbeuf † | Rennes | Archbishop of Lyon, France |
| 18 May | 50.2 | Appointed | Johann Joseph Anton Blatter † | Bishop of Sion {Sitten}, Switzerland |
| 24 May | | Born | Diego Melo Portugal, O.S.A. † | Badajoz | Bishop of Jaén, Spain |
| 30 May | | Born | Léon-François-Ferdinand de Salignac de La Mothe-Fénelon † | La Haye | Bishop Emeritus of Lombez, France |
| 31 May | | Born | Philipp Anton Schmidt † | Arnstein | Auxiliary Bishop of Speyer, Germany |
| 6 Jun | 56.1 | Ordained Bishop | Francisco Salgado Quirago † | Bishop of Guadix, Spain |
| 40.3 | Ordained Bishop | Johann Joseph von Wratislaw von Mitrowitz † | Bishop of Hradec Králové, Czech Republic |
| 8 Jun | 69.5 | Died | Andrés Cid de San Pedro Fernández, O. Cist. † | Bishop of Orense, Spain |
| 11 Jun | 23.2 | Ordained Priest | Franz Anton Xaver Reichsfreiherr von Scheben † | Priest of Mainz, Germany | Auxiliary Bishop of Worms, Germany |
| 19 Jun | 30.9 | Ordained Priest | Christophe de Beaumont du Repaire † | Priest | Archbishop of Paris, France |
| 26.6 | Appointed | Johann Franz Anton Reichsgraf von Khevenhüller † | Bishop of Wiener Neustadt, Austria | Bishop Emeritus |
| 20 Jun | 51.9 | Died | Mihály Frigyes Althan † | Cardinal, Bishop of Vác, Hungary |
| 48.1 | Ordained Bishop | José Francisco de San Buenaventura Martínez de Tejada y Díez de Velasco, O.F.M. † | Titular Bishop of Trecalae | Bishop of Guadalajara, Jalisco, México |
| 24 Jun | | Born | José Joaquín Granados y Gálvez, O.F.M. † | Málaga | Bishop of Durango, Durango, México |
| 27 Jun | 32.4 | Appointed | François de Crussol d'Uzès † | Bishop of Blois, France | Archbishop of Toulouse, France |
| 29 Jun | 27.5 | Ordained Priest | Meletius Kovács † | Priest | Auxiliary Bishop of Oradea Mare {Gran Varadino, Nagyvárad}, Romania |
| 30 Jun | 62.5 | Died | Pierre-Guillaume de La Vieuxville † | Bishop of Bayonne, France |
| 4 Jul | 51.5 | Ordained Bishop | Louis-François-Gabriel d'Orléans de La Motte † | Bishop of Amiens, France |
| 9 Jul | 65.8 | Appointed | Pompeio Aldrovandi † | Archbishop (Personal Title) of Montefiascone, Italy | Cardinal, Bishop |
| 37.0 | Appointed | Francisco Pablo Matos Coronado † | Bishop of Yucatán (Mérida), Yucatán, México | Bishop of Michoacán, Michoacán, México |
| 62.6 | Appointed | José Cubero Ramírez de Arellano, O. de M. † | Bishop of Chiapas (Ciudad Real de Chiapas), Chiapas, México |
| 49.1 | Appointed | Juan Bravo del Rivero y Correa † | Bishop of Santiago de Chile | Bishop of Arequipa, Peru |
| 11 Jul | 26.5 | Ordained Priest | Johann Friedrich von Lasser † | Priest of Mainz, Germany | Auxiliary Bishop |
| 13 Jul | | Born | Franciszek Ksawery Graf Rydzyński † | Wyrzysk | Bishop of Chelmno (Culma), Poland |
| 17 Jul | | Born | Toussaint-François-Joseph Conen de Saint-Luc † | Rennes | Bishop of Quimper, France |
| 25 Jul | 38.9 | Ordained Deacon | Giovanni Francesco Stoppani † | Deacon | Cardinal, Cardinal-Bishop of Palestrina |
| 1 Aug | 38.9 | Ordained Priest | Giovanni Francesco Stoppani † | Priest | Cardinal, Cardinal-Bishop of Palestrina |
| 13 Aug | 48.6 | Succeeded | Daniele Delfino † | Patriarch of Aquileia, Italy | Cardinal, Archbishop of Udine, Italy |
| 14 Aug | 67.3 | Died | Alessandro Aldobrandini † | Cardinal, Titular Archbishop of Rhodus |
| 24 Aug | | Born | Charles Alexandre d'Arberg et de Valengin † | Nivelles | Bishop Emeritus of Ypres (Ieper), Belgium |
| 30 Aug | 50.1 | Appointed | Felipe Aguado Requejo † | Bishop of Barcelona, Spain |
| 2 Sep | 24.7 | Ordained Priest | Ludovico Das Chagas, O.S.A. † | Priest of Order of St. Augustine | Bishop of São Tomé e Príncipe |
| 68.6 | Died | Manuel Santa Maria Salazar † | Bishop of Lugo, Spain |
| 12 Sep | 58.3 | Installed | Johann Moritz Gustav Reichsgraf von Manderscheid-Blankenheim † | Archbishop of Praha {Prague}, Czech Republic |
| 15 Sep | 53.9 | Appointed | Giacomo Lanfredini † | Bishop of Osimo e Cingoli, Italy | Cardinal, Bishop Emeritus |
| 18 Sep | 25.2 | Ordained Priest | Giovanni Carlo Bandi † | Priest | Cardinal, Bishop of Imola, Italy |
| 24.4 | Ordained Priest | Louis-Philippe-François Mariauchau d'Esglis † | Priest of Québec, Québec, Canada | Bishop |
| 23.1 | Ordained Priest | João de São José de Queiroz da Silveira, O.S.B. † | Priest of Order of Saint Benedict | Bishop Emeritus of Belém do Pará, Brazil |
| 19 Sep | 35.2 | Ordained Bishop | Franz Joseph Anton von Hahn † | Titular Bishop of Arad | Auxiliary Bishop of Bamberg, Germany |
| 21 Sep | 41.3 | Ordained Bishop | Christian Albert Anton von Merle † | Titular Bishop of Sinope | Auxiliary Bishop of Worms, Germany |
| 25 Sep | | Born | Louis-René-Edouard de Rohan-Guéménée † | Paris | Cardinal, Bishop Emeritus of Strasbourg, France |
| 26 Sep | 64.2 | Resigned | Giuseppe Firrao † | Bishop of Aversa, Italy | Cardinal, Bishop Emeritus |
| 22.9 | Ordained Priest | Anton Ignaz Reichsgraf von Fugger-Glött † | Priest of Köln {Cologne}, Germany | Bishop of Regensburg, Germany |
| 27 Sep | 50.5 | Confirmed | Johann Joseph Anton Blatter † | Bishop of Sion {Sitten}, Switzerland |
| 30 Sep | | Born | Paolo Girolamo Orengo, Sch. P. † | Ventimiglia | Bishop of Ventimiglia, Italy |
| 17 Oct | | Born | Miguel Alvarez Cortez † | Motril, Spain | Bishop of Quito, Ecuador |
| 24 Oct | 34.0 | Ordained Bishop | Daniel-Joseph de Cosnac † | Bishop of Die, France |
| 61.8 | Installed | Benito Crespo y Monroy, O.S. † | Bishop of Tlaxcala, Tlaxcala, México |
| Died | Pedro Gregorio Padilla † | Bishop of Huesca, Spain |
| 28 Oct | 68.8 | Died | Andrea Luigi Cattani † | Bishop of San Miniato, Italy |
| 53.0 | Ordained Deacon | Alessandro Tanara † | Deacon | Cardinal, Cardinal-Deacon of S. Maria in Aquiro |
| 6 Nov | 66.0 | Died | Nicolás Carlos Gómez de Cervantes y Velázquez de la Cadena † | Bishop of Guadalajara, Jalisco, México |
| 7 Nov | 50.3 | Ordained Bishop | Felipe Aguado Requejo † | Bishop of Barcelona, Spain |
| 38.8 | Ordained Bishop | Jean-François de La Cropte de Bourzac † | Bishop of Noyon, France |
| 16 Nov | | Born | Johann Michael Josef von Pidoll de Quitenbach † | Trier, Germany | Bishop of Le Mans, France |
| 17 Nov | | Born | Charles de Broglie † | | Bishop of Noyon, France |
| 32.8 | Confirmed | François de Crussol d'Uzès † | Bishop of Blois, France | Archbishop of Toulouse, France |
| 18 Nov | 83.4 | Died | André-Daniel de Beaupoil de Saint-Aulaire † | Bishop Emeritus of Tulle, France |
| 21 Nov | 50.7 | Ordained Bishop | Johann Joseph Anton Blatter † | Bishop of Sion {Sitten}, Switzerland |
| 1 Dec | 58.2 | Appointed | Francesco Antonio Correr, O.F.M. Cap. † | Patriarch of Venezia {Venice}, Italy |
| 5 Dec | 82.8 | Died | Francesco Pignatelli (Sr.), C.R. † | Cardinal, Archbishop of Napoli {Naples}, Italy |
| 9 Dec | 54.8 | Died | Melchor Angel Gutiérrez Vallejo † | Bishop of Pamplona, Spain |
| 11 Dec | | Born | Valentin Anton Reichsgraf von Schneid † | Mainz | Auxiliary Bishop of Regensburg, Germany |
| 13 Dec | | Born | Wenzeslaus Ignaz von Deym † | Czettorcen | Auxiliary Bishop of Salzburg, Austria |
| 15 Dec | 76.5 | Appointed | Pier Marcellino Corradini † | Cardinal-Bishop of Frascati | Cardinal, Bishop of Frascati, Italy |
| 76.5 | Appointed | Pier Marcellino Corradini † | Cardinal, Bishop of Frascati, Italy |
| 27.1 | Confirmed | Johann Franz Anton Reichsgraf von Khevenhüller † | Bishop of Wiener Neustadt, Austria | Bishop Emeritus |
| 67.5 | Appointed | Pietro Ottoboni † | Cardinal-Bishop of Porto e Santa Rufina | Cardinal, Cardinal-Bishop of Ostia (-Velletri) |
| 40.9 | Appointed | Giuseppe Spinelli † | Archbishop of Napoli {Naples}, Italy | Cardinal, Cardinal-Bishop of Ostia |
| 67.5 | Appointed | Giorgio Spínola † | Cardinal-Priest of S. Maria in Trastevere | Cardinal, Cardinal-Bishop of Palestrina |
| 28 Dec | | Born | Manuel Obellar, O.P. † | Donado, Spain | Vicar Apostolic of Eastern Tonking {Tonkino Orientale}, Viêt Nam |
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