| Date | Age | Event | Bishop | Title | Current Title |
| unknown | 41.1 | Ordained Bishop | Baltasar Bastero Lladó † | Bishop of Gerona, Spain | Bishop Emeritus |
| 17.4 | Professed | Heinrich Bibra, O.S.B. † | Member of Order of Saint Benedict | Bishop of Fulda, Germany |
| Ordained Priest | György Gábor Blazsovszky, O.S.B.M. † | Priest of Basilian Order of Saint Josaphat (Order of St. Basil the Great) | Vicar Apostolic of Mukachevo (Munkács) (Ruthenian), Ukraine |
| 15.5 | Professed | Cesare Antonio Caracciolo, C.R. † | Member of Congregation of Clerics Regular | Archbishop of Conza, Italy |
| Born | Louis-Emmanuel de Cugnac † | Cahors | Bishop of Lectoure, France |
| Born | Joseph VI Estephan † | Ghosta, Lebanon | Patriarch of Antiochia {Antioch} (Maronite), Lebanon |
| 74.0 | Ordained Bishop | Manuel Antonio Gómez de Silva † | Bishop of Popayán, Colombia |
| Died | Juan Francisco Gómez Calleja † | Bishop of Cartagena, Colombia |
| Born | Josephus Green de Saint-Marsault † | Lemovicen | Titular Bishop of Pergamum |
| Born | Jean-François de La Marche † | Kerlors | Bishop of Saint-Pol-de-Léon, France |
| Born | Francesco Agostino de La Roque, B. † | Lascuren | Titular Bishop of Eumenia |
| Born | Louis-Marie de Nicolay † | Montpellier | Bishop of Cahors, France |
| 60.8 | Appointed | Giuseppe Maria Positano, O.P. † | Archbishop of Salerno, Italy |
| Born | Gabriel-Louis de Rougé † | | Bishop of Périgueux (Vesuna), France |
| 16.0 | Professed | Ignazio Andrea Sambiase, C.R. † | Member of Congregation of Clerics Regular | Archbishop of Conza, Italy |
| 22.8 | Ordained Priest | Tommaso Struzzieri, C.P. † | Priest | Bishop of Todi, Italy |
| 55.8 | Died | Franciscus Josephus Vernich † | Bishop of Sirmio (Srijem; Sirmium), Croatia |
| 71.0 | Died | Baltazar Wilksycki † | Auxiliary Bishop of Poznań, Poland |
| 1 Jan | | Born | Pellegrino Consalvi † | Macerata | Bishop of Fano, Italy |
| 7 Jan | | Born | Franz Melchior Joseph Zen-Ruffinen † | Leuk | Bishop of Sion {Sitten}, Switzerland |
| 9 Jan | | Born | Francesco Saverio Cristiani, O.S.A. † | Montegranaro | Titular Bishop of Porphyreon |
| Born | Gian Antioco Serra Urru (Sisra) † | Genoni | Bishop of Galtelli-Nuoro (Galtelly Nori), Italy |
| 13 Jan | 65.1 | Died | Bernardino Guinigi † | Archbishop of Lucca, Italy |
| 78.0 | Died | Martin de La Cassaigne † | Bishop of Lescar, France |
| 14 Jan | | Born | Feliks Paweł Turski † | Czarnocen | Bishop of Kraków, Poland |
| 19 Jan | 74.8 | Died | Lorenzo Cozza, O.F.M. † | Cardinal, Cardinal-Priest of Santa Maria in Ara Coeli |
| 17.5 | Professed | Joăo de Săo José de Queiroz da Silveira, O.S.B. † | Member of Order of Saint Benedict | Bishop Emeritus of Belém do Pará, Brazil |
| 20 Jan | | Born | Giovanni de Gregorio † | Messina, Italy | Cardinal, Cardinal-Priest of Santissima Trinitŕ al Monte Pincio |
| 63.3 | Died | Raimundo Rubí, O. Cart. † | Bishop of Catania, Italy |
| 21 Jan | | Born | Guillaume-Louis du Tillet † | Montramé | Bishop of Orange, France |
| 22 Jan | 27.5 | Selected | Frédéric-Jérôme de La Rochefoucauld † | Cardinal, Archbishop of Bourges, France |
| 23 Jan | 38.0 | Ordained Bishop | Jacques-Charles-Alexandre Lallemant † | Bishop of Sées, France |
| 25 Jan | | Born | Sebastiano de Rosa † | Arzano | Bishop of Avellino e Frigento, Italy |
| 30 Jan | 23.0 | Ordained Priest | Giorgio Maria Lascaris, C.R. † | Priest of Congregation of Clerics Regular | Titular Patriarch of Jerusalem {Gerusalemme}, Palestine |
| 64.5 | Succeeded | Franz Ludwig am Rhein zu Neuburg † | Archbishop of Mainz, Germany | Archbishop-Elect |
| 57.6 | Died | Giovanni Battista Salerni, S.J. † | Cardinal, Cardinal-Priest of Santo Stefano al Monte Celio |
| 54.9 | Succeeded | Friedrich Karl von Schönborn † | Bishop of Bamberg, Germany | Bishop of Würzburg, Germany |
| 73.3 | Died | Lothar Franz von Schönborn † | Bishop of Bamberg, Germany | Archbishop of Mainz, Germany |
| 2 Feb | 67.0 | Died | Pedro Francisco Levanto Vivaldo † | Bishop of Badajoz, Spain |
| 3 Feb | 54.8 | Ordained Bishop | Nicola Negrone † | Titular Archbishop of Sebastea |
| 6 Feb | 55.4 | Ordained Bishop | José Francisco Bermúdez Mandía † | Bishop of Astorga, Spain |
| 7 Feb | 46.5 | Appointed | Nicolas François Bonhomme † | Titular Bishop of Carpasia |
| 56.9 | Appointed | Tommaso Cervioni, O.S.A. † | Archbishop of Lucca, Italy | Archbishop Emeritus |
| 64.0 | Appointed | Bartolomeo Fargna † | Titular Bishop of Emmaüs |
| 68.0 | Appointed | Josephus de Fusco † | Titular Bishop of Bethsaida |
| 39.2 | Appointed | Niccolň Maria Lomellini, C.R.S. † | Bishop of Faenza, Italy |
| 47.5 | Appointed | Bl. Antonio Lucci, O.F.M. Conv. † | Bishop of Bovino, Italy |
| 52.2 | Appointed | Francesco Maria Miceli † | Bishop of Amathus in Palaestina | Bishop of Lipari, Italy |
| 61.2 | Appointed | Matthew Ripa † | Titular Bishop of Hebron |
| 49.9 | Appointed | Maciej Aleksander Sołtyk † | Auxiliary Bishop of Chelmno (Culma, Kulm), Poland |
| 49.9 | Appointed | Maciej Aleksander Sołtyk † | Titular Bishop of Mactaris | Auxiliary Bishop of Chelmno (Culma, Kulm), Poland |
| 32.9 | Appointed | Johann Rudolf von Sporck † | Titular Bishop of Adraa | Auxiliary Bishop of Praha {Prague}, Czech Republic |
| 12 Feb | | Born | Baldassarre Vulcano, O.S.B. † | Sorrento | Bishop of Sessa Aurunca, Italy |
| 13 Feb | 47.5 | Ordained Bishop | Bl. Antonio Lucci, O.F.M. Conv. † | Bishop of Bovino, Italy |
| 17 Feb | 26.1 | Selected | Paul d’Albert de Luynes † | Bishop of Bayeux, France | Cardinal, Archbishop of Sens, France |
| 18 Feb | | Born | Joseph-Vincent de Beni † | Gubbio | Bishop Emeritus of Carpentras, France |
| 19 Feb | | Died | Karol Piotr Pancerzyński † | Bishop of Vilnius, Lithuania |
| 20 Feb | | Born | Gregorio Alessandri † | Monte Fiesole | Bishop of Cortona, Italy |
| 64.1 | Ordained Bishop | Bartolomeo Fargna † | Titular Bishop of Emmaüs |
| 24 Feb | 32.9 | Ordained Bishop | Johann Rudolf von Sporck † | Titular Bishop of Adraa | Auxiliary Bishop of Praha {Prague}, Czech Republic |
| 25 Feb | 42.1 | Selected | Gregorius Sorger † | Bishop of Transilvania, Erdély, Siebenbürgen, Romania |
| 27 Feb | 46.6 | Ordained Bishop | Nicolas François Bonhomme † | Titular Bishop of Carpasia |
| Mar | | Born | Josephus Korytkowski † | Swierczycen | Auxiliary Bishop of Gniezno e Poznań, Poland |
| 3 Mar | 32.2 | Confirmed | François de Lastic de Saint-Jal † | Bishop of Uzés, France | Bishop of Castres, France |
| 36.9 | Appointed | Giuseppe Antonio Łodziński, O.F.M. Conv. † | Titular Bishop of Gerasa |
| 77.8 | Appointed | Louis-Antoine de Noailles † | Cardinal-Priest of San Sisto | Cardinal, Archbishop of Paris, France |
| 68.4 | Appointed | Agostino Pipia, O.P. † | Cardinal-Priest of Santa Maria sopra Minerva | Cardinal, Bishop Emeritus of Osimo e Cingoli, Italy |
| 64.6 | Resigned | Franz Ludwig am Rhein zu Neuburg † | Archbishop-Elect of Trier, Germany | Archbishop-Elect of Mainz, Germany |
| 5 Mar | 72.6 | Resigned | Léon Potier de Gesvres † | Archbishop of Bourges, France | Cardinal, Archbishop Emeritus |
| 12 Mar | 23.0 | Ordained Priest | Pio Manzador, B. † | Priest of Clerics Regular of St. Paul | Bishop of Transilvania, Erdély, Siebenbürgen, Romania |
| 13 Mar | 30.1 | Ordained Priest | Joseph Ignaz Philipp von Hessen-Darmstadt † | Priest of Augsburg, Germany | Bishop |
| 39.5 | Ordained Bishop | Enrique Lasso de la Vega † | Titular Bishop of Thaumacus |
| 39.3 | Ordained Bishop | Niccolň Maria Lomellini, C.R.S. † | Bishop of Faenza, Italy |
| 14 Mar | 84.1 | Died | Carlo Giuseppe Morozzo, O. Cist. † | Bishop of Saluzzo, Italy |
| 20 Mar | | Born | Juan Antonio Gallego y Orbigo, O.F.M. † | Orbigo, Spain | Archbishop of Manila, Philippines |
| 23 Mar | 60.5 | Appointed | Pompeio Aldrovandi † | Titular Patriarch of Jerusalem {Gerusalemme}, Palestine | Cardinal, Bishop of Corneto (Tarquinia) e Montefiascone, Italy |
| 41.7 | Appointed | Josephus de Capua † | Titular Bishop of Carrhae |
| 47.9 | Elevated to Cardinal | Camillo Cibo (Cybo) † | Cardinal, Cardinal-Priest of Santa Maria degli Angeli |
| 38.7 | Appointed | Mondilio Orsini, C.O. † | Titular Patriarch of Constantinople | Archbishop Emeritus of Capua, Italy |
| 48.1 | Appointed | Casimiro Rossi Reyna, O.F.M. † | Titular Bishop of Capsus |
| 33.1 | Confirmed | Joseph Benedikt von Rost † | Bishop of Chur, Switzerland |
| 65.7 | Appointed | Bartolomeo Visinio Rubini, O.F.M. † | Coadjutor Bishop of Anagni, Italy |
| 65.7 | Appointed | Bartolomeo Visinio Rubini, O.F.M. † | Titular Bishop of Pompeiopolis in Cilicia | Coadjutor Bishop of Anagni, Italy |
| 41.5 | Appointed | Luigi Antonio Valdina Cremona † | Titular Bishop of Hermopolis Maior |
| 24 Mar | | Appointed | Nicola de Simoni † | Titular Bishop of Marciana |
| 25 Mar | 55.8 | Died | Christoph Franz von Hutten † | Bishop of Würzburg, Germany |
| 24.7 | Ordained Priest | Josephus Łaszcz † | Priest | Coadjutor Bishop of Kyiv and Chernihiv (Kijów and Czernihow), Ukraine |
| 71.0 | Died | Giuseppe Migliaccio † | Archbishop of Messina, Italy |
| 65.7 | Ordained Bishop | Bartolomeo Visinio Rubini, O.F.M. † | Titular Bishop of Pompeiopolis in Cilicia | Coadjutor Bishop of Anagni, Italy |
| 28 Mar | 47.9 | Installed | Camillo Cibo (Cybo) † | Cardinal-Priest of Santo Stefano al Monte Celio | Cardinal, Cardinal-Priest of Santa Maria degli Angeli |
| 49.1 | Appointed | Melchor Angel Gutiérrez Vallejo † | Bishop of Pamplona, Spain |
| 49.9 | Appointed | Winimar Knippschild, O.S.B. † | Auxiliary Bishop of Paderborn, Germany |
| 49.9 | Appointed | Winimar Knippschild, O.S.B. † | Titular Bishop of Myndus | Auxiliary Bishop of Paderborn, Germany |
| 46.4 | Appointed | Andrzej Pruski † | Auxiliary Bishop of Przemyśl, Poland |
| 46.4 | Appointed | Andrzej Pruski † | Titular Bishop of Tanis | Auxiliary Bishop of Przemyśl, Poland |
| 29 Mar | 64.3 | Ordained Bishop | Andrés Cid de San Pedro Fernández, O. Cist. † | Bishop of Orense, Spain |
| 80.2 | Died | Jerónimo Nosti de Valdés, O.S.Bas. † | Bishop of Santiago de Cuba |
| 30 Mar | 78.8 | Died | Giuseppe Guerra † | Bishop Emeritus of Alatri, Italy |
| 3 Apr | 32.3 | Ordained Bishop | François de Lastic de Saint-Jal † | Bishop of Uzés, France | Bishop of Castres, France |
| 4 Apr | 63.3 | Died | Francesco Maria Pitoni † | Titular Bishop of Himeria |
| 5 Apr | | Born | Jean-Charles-Vincent-Gaspar-Constantin-Antoine Giovio † | Pérouse | Archbishop of Avignon, France |
| 6 Apr | 16.0 | Professed | Serafino Filangeri, O.S.B. † | Member of Order of Saint Benedict | Archbishop of Napoli {Naples}, Italy |
| 16 Apr | 23.5 | Ordained Priest | Johann Wenzel Xaver Frey von Freyenfels † | Priest of Olomouc (Olmütz), Czech Republic | Auxiliary Bishop |
| 26.1 | Ordained Priest | Dionigi Latomo † | Priest | Bishop of Alessano, Italy |
| 24.1 | Ordained Priest | Domenico Giovanni Prosperi † | Priest | Bishop of San Severino (Marche), Italy |
| 23.5 | Ordained Priest | Joannes Wenceslaus von Freyenfels † | Priest | Auxiliary Bishop of Olomouc, Czech Republic |
| 17 Apr | 33.2 | Ordained Priest | Troiano Acquaviva d’Aragona † | Priest | Cardinal, Archbishop of Monreale, Italy |
| 18 Apr | 33.2 | Appointed | Troiano Acquaviva d’Aragona † | Titular Bishop of Philippopolis in Arabia | Cardinal, Archbishop of Monreale, Italy |
| 20 Apr | 66.1 | Died | Gioacchino Francesco Caprini (Carpi) † | Bishop of Bitetto, France |
| 82.3 | Died | Silvestre García Escalona † | Bishop of Salamanca, Spain |
| 25 Apr | | Appointed | Gregorius Unchinich, O.S.B.M. † | Titular Bishop of Plataea |
| 1 May | 44.3 | Ordained Bishop | José Francisco Magdaleno † | Titular Bishop of Teos | Bishop of Coria, Spain |
| 2 May | 46.9 | Selected | Franz Georg von Schönborn † | Archbishop of Trier, Germany |
| 3 May | 33.3 | Ordained Bishop | Troiano Acquaviva d’Aragona † | Titular Bishop of Philippopolis in Arabia | Cardinal, Archbishop of Monreale, Italy |
| 4 May | 77.9 | Died | Louis-Antoine de Noailles † | Cardinal, Archbishop of Paris, France |
| 6 May | 60.3 | Died | Pablo Vilana Perlas † | Archbishop of Salerno, Italy |
| 8 May | 23.4 | Ordained Priest | Hyacinthus Maria Barberio, O.F.M. Conv. † | Priest of Order of Friars Minor Conventual | Bishop of Bitetto, France |
| Born | Ignaz Franz Stanislaus von Spaur † | Innsbruck | Bishop of Brixen {Bressanone}, Italy |
| 10 May | 73.5 | Selected | Charles-Gaspard-Guillaume de Vintimille du Luc † | Archbishop of Paris, France |
| 14 May | | Born | Fabijan Blasković † | Solta | Bishop of Makarska, Croatia |
| 18 May | 55.2 | Selected | Friedrich Karl von Schönborn † | Bishop of Würzburg, Germany |
| 19 May | 34.4 | Selected | Hardouin de Chaslon de Maisonnoble † | Bishop of Lescar, France |
| 24 May | 52.4 | Selected | Jan Feliks Szaniawski † | Bishop of Vilnius, Lithuania | Bishop of Chełm, Poland |
| 28 May | 46.0 | Appointed | Juan de Galabis, O. Praem. † | Archbishop of Santo Domingo, Dominican Republic | Archbishop of Santafé en Nueva Granada, Colombia |
| 29 May | 49.2 | Ordained Bishop | Melchor Angel Gutiérrez Vallejo † | Bishop of Pamplona, Spain |
| 30 May | | Born | Antonius Joannes Josephus Lucovich † | Perzagno | Bishop of Novigrad (Cittanova), Croatia |
| 31 May | 74.9 | Died | Gregorio Selleri, O.P. † | Cardinal, Cardinal-Priest of Sant’Agostino |
| 6 Jun | | Ordained Bishop | Nicola de Simoni † | Titular Bishop of Marciana |
| 11 Jun | 24.4 | Ordained Priest | Charles-Prudent de Becdeličvre † | Priest | Bishop of Nîmes, France |
| 23.0 | Ordained Priest | Carlo Camuzi † | Priest | Bishop Emeritus of Capodistria (Capo d’Istria)(Koper), Slovenia |
| 76.3 | Died | José Gasch (Casch), O.M. † | Archbishop of Palermo, Italy |
| 22.8 | Ordained Priest | Ferdinand Michael Cyriakus von Hallweil † | Priest of Wien, Austria | Bishop of Wiener Neustadt, Austria |
| 40.8 | Ordained Priest | Bernardo António de Melo Osório † | Priest | Bishop of Guarda, Portugal |
| 25.3 | Ordained Priest | Filippo Mornati † | Priest | Bishop of Nepi e Sutri, Italy |
| 22.8 | Ordained Priest | Johann Baptist von Thurn und Taxis † | Priest of Salzburg, Austria | Bishop of Lavant, Slovenia |
| 24.4 | Ordained Priest | Johann Kaspar von Wolkenstein-Rodeneck † | Priest of Trento, Italy | Auxiliary Bishop |
| 12 Jun | | Born | José López Gil, O. Carm. † | Tembleque | Bishop of Jaca, Spain |
| 13 Jun | | Born | Antoni Onufry Okecki † | Kobylin | Bishop of Poznań, Poland |
| 20 Jun | | Born | Domenico Spoto † | Sant’Angelo Muxaro | Bishop of Cefalů, Italy |
| 21 Jun | 36.2 | Selected | Jean-Baptiste-Antoine de Brancas † | Archbishop of Aix, France |
| 22 Jun | 26.3 | Ordained Priest | Miguel da Anunciaçăo (da Cunha), O.S.A. † | Priest of Order of St. Augustine | Bishop of Coimbra, Portugal |
| 26 Jun | 63.5 | Died | Louis Philippe d’Auneau de Visé † | Auxiliary Bishop of Strasbourg, France |
| 29 Jun | | Born | Antonín Theodor Colloredo von Wallsee und Mels † | Vienna, Austria | Cardinal, Archbishop of Olomouc, Czech Republic |
| 30 Jun | 59.2 | Died | Gaetano Maria Bargagli, O.S.B. † | Bishop of Chiusi, Italy |
| 40.5 | Selected | Michel de Verthamon de Chavagnac † | Bishop of Montauban, France |