| Date | Age | Event | Bishop | Title | Current Title |
| unknown | 63.0 | Died | Leonardo Balsarini † | Bishop Emeritus of Chios (Scio), Greece |
| Died | Petrus Ferreux † | Titular Bishop of Zabulon |
| 29.0 | Ordained Priest | Honoré-François Grimaldi de Monaco † | Priest | Archbishop Emeritus of Besançon, France |
| Born | Antoine-René de La Roche de Fontenille † | Paris | Bishop of Meaux, France |
| 47.0 | Died | Giovanni Morillo Velarde † | Archbishop of Sassari, Italy |
| 25.2 | Professed | Johannes Müllener, C.M. † | Member of Congregation of the Mission | Vicar Apostolic of Se-Ciuen (Setchoan), China |
| Born | Pierre-Annet de Pérouse † | Vienne | Bishop of Gap, France |
| 45.0 | Died | Isaias Popovich, O.S.B.M. † | Titular Bishop of Plataea |
| Born | Manuel Quintano Bonifaz † | Salas de los Infantes | Apostolic Administrator of Toledo, Spain |
| 55.8 | Resigned | Fabrizio Spada † | Archpriest of the Arcibasilica di San Giovanni in Laterano {Saint John Lateran Basilica} | Cardinal, Cardinal-Bishop of Palestrina |
| 43.4 | Ordained Bishop | Charles-Nicolas Taffoureau de Fontaine † | Bishop of Alet, France |
| 65.0 | Died | Angelus Veniero (Venerius) † | Bishop of Tinos, Greece |
| 5 Jan | | Born | Giovanni Battista Lattanzi † | Fossombrone | Bishop Emeritus of Città di Castello, Italy |
| 34.8 | Appointed | François Amédée Milliet d’Arvillars † | Bishop of Aosta, Italy | Archbishop of Tarentaise (Moûtiers-en-Tarentaise), France |
| 47.8 | Installed | Fabrizio Paolucci † | Cardinal-Priest of Santi Giovanni e Paolo | Cardinal, Secretary of the Secretariat of State |
| 6 Jan | 57.9 | Died | Giuseppe Sallustio Fadulfi † | Bishop of Ascoli Piceno, Italy |
| 12 Jan | | Born | Vincenzo Maria Diedo † | Venetiis | Bishop of Torcello (Turris), Italy |
| 14 Jan | 64.0 | Died | Federico Caccia † | Cardinal, Archbishop of Milano {Milan}, Italy |
| 18 Jan | 36.6 | Ordained Bishop | Louis-Gaston Fleuriau d’Armenonville † | Bishop of Aire, France | Bishop of Orléans, France |
| 21 Jan | | Born | Benito Marín, O.S.B. † | Calahorra | Bishop of Jaén, Spain |
| 22 Jan | | Born | Joseph Ignaz Philipp von Hessen-Darmstadt † | Brussels | Bishop of Augsburg, Germany |
| 26 Jan | 64.1 | Died | Miguel Pontich, O.F.M. † | Bishop of Gerona, Spain |
| Feb | 65.6 | Died | Bernardinus Marchese † | Bishop of Sarsina, Italy |
| 1 Feb | 62.0 | Died | Manuel Fernández de Santa Cruz y Sahagún † | Bishop of Tlaxcala, México |
| 34.9 | Ordained Bishop | François Amédée Milliet d’Arvillars † | Bishop of Aosta, Italy | Archbishop of Tarentaise (Moûtiers-en-Tarentaise), France |
| Died | Diego Petra † | Archbishop of Sorrento, Italy |
| 2 Feb | | Born | Hugh MacDonald † | Morar, Inverness | Vicar Apostolic of Highland District, Scotland, Great Britain |
| 4 Feb | 30.6 | Ordained Priest | Michael de La Mars † | Priest | Auxiliary Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine |
| 9 Feb | 47.0 | Selected | Johann Philipp von Greifenclau zu Vollraths † | Bishop of Würzburg, Germany |
| 18 Feb | 60.0 | Died | Giovanni Giacomo Cavallerini † | Cardinal, Cardinal-Priest of San Bartolomeo all’Isola |
| Mar | | Born | Stefano dell’Oglio † | Kotor | Bishop of Kotor (Cattaro), Montenegro |
| 1 Mar | 55.7 | Installed | Francisco de la Puebla González † | Bishop of Santiago de Chile |
| 2 Mar | | Born | Zsigmond Antal Sztojka de Sala et Kricsfalva † | Sziget | Bishop Emeritus of Transilvania, Erdély, Siebenbürgen, Romania |
| 4 Mar | 70.2 | Died | György Fenessy † | Bishop of Eger, Hungary |
| 9 Mar | 48.2 | Died | Manuel Plácido de Quirós de Porras, O.S.B. † | Bishop of Antequera, Oaxaca, México |
| 14 Mar | 24.1 | Ordained Priest | Imperialis Pedicini † | Priest | Bishop of Vulturara e Montecorvino, Italy |
| 15 Mar | 52.9 | Ordained Bishop | Benito de Sala y de Caramany, O.S.B. † | Cardinal, Bishop of Barcelona, Spain |
| 16 Mar | | Born | Eugenio Piloti, O.F.M. † | Bassano | Vicar Apostolic of Shansi {Scian-Si} (Chan-Si), China |
| 20 Mar | 84.2 | Died | Carolus Montecatini † | Titular Archbishop of Chalcedon |
| 28 Mar | | Born | Francesco Paolo Carelli † | Conversanen | Bishop of Montepeloso, Italy |
| 30 Mar | 31.4 | Confirmed | Louis Thomas d’Acquin † | Bishop of Sées, France |
| 30.4 | Confirmed | Márton Brajkovićs † | Bishop of Senj (-Modruš), Croatia | Bishop of Zagreb (Agram), Croatia |
| Apr | 83.3 | Died | Giacomo Circio † | Bishop of Sant’Agata de’ Goti, Italy |
| 64.3 | Died | Francesco Maria Giannotti † | Bishop of Segni, Italy |
| 4 Apr | 24.1 | Ordained Priest | Jean-François Boyer, C.R. † | Priest of Congregation of Clerics Regular | Bishop Emeritus of Mirepoix, France |
| 26.4 | Ordained Priest | Ferdinand Oesterhoff, O. Cist. † | Priest of Order of Cistercians | Auxiliary Bishop Emeritus of Münster, Germany |
| 11 Apr | 43.3 | Appointed | Filippo Anastasio † | Archbishop of Sorrento, Italy | Archbishop Emeritus |
| 43.7 | Appointed | Vincenzo Corcione † | Bishop of Capaccio, Italy |
| 56.3 | Appointed | Giuseppe Falces, O.F.M. † | Bishop of Pozzuoli, Italy |
| 59.9 | Appointed | Francesco Girgenti, C.O. † | Bishop of Patti, Italy |
| 59.3 | Appointed | Diego Ladrón de Guevara † | Bishop of Ayacucho o Huamanga (Guamanga), Peru | Bishop of Quito, Ecuador |
| 66.1 | Installed | Giacomo Antonio Morigia, B. † | Cardinal-Priest of Santa Cecilia | Cardinal, Bishop of Pavia, Italy |
| 35.2 | Appointed | Teodor Andrzej Potocki † | Bishop of Chelmno (Culma, Kulm), Poland | Archbishop of Gniezno, Poland |
| 41.7 | Appointed | Pedro de los Reyes Ríos de la Madrid, O.S.B. † | Bishop of Comayagua, Honduras | Bishop of Yucatán (Mérida), México |
| 58.5 | Appointed | Placido Scoppa (Stoppa), C.R. † | Archbishop (Personal Title) of Venosa, Italy | Bishop |
| 50.1 | Appointed | Mikołaj Michał (Nicolaus Geraldus) Wyżycki † | Bishop of Chełm, Poland |
| 12 Apr | 43.3 | Ordained Bishop | Filippo Anastasio † | Archbishop of Sorrento, Italy | Archbishop Emeritus |
| 43.7 | Ordained Bishop | Vincenzo Corcione † | Bishop of Capaccio, Italy |
| 59.9 | Ordained Bishop | Francesco Girgenti, C.O. † | Bishop of Patti, Italy |
| 18 Apr | 29.5 | Ordained Priest | Gaetano Iovone † | Priest | Bishop of Alife, Italy |
| 22.9 | Ordained Priest | Francesco Maria Loyero † | Priest | Bishop of Nicastro, Italy |
| 19 Apr | | Born | Andrés Licht Barrera † | Sevilla | Bishop Emeritus of Guadix, Spain |
| 20 Apr | 69.2 | Resigned | Pierre-Daniel Huet † | Bishop of Avranches, France | Bishop Emeritus |
| 66.2 | Appointed | Giacomo Antonio Morigia, B. † | Archpriest of the Basilica di Santa Maria Maggiore {Saint Mary Major Basilica} | Cardinal, Bishop of Pavia, Italy |
| 46.0 | Appointed | Benedetto Pamphilj, O.S.Io.Hieros. † | Archpriest of the Arcibasilica di San Giovanni in Laterano {Saint John Lateran Basilica} | Cardinal, Librarian of the Vatican Library |
| 24 Apr | 36.3 | Selected | Roland-François de Kerhoent de Coetenfao † | Bishop of Avranches, France |
| Born | José de Peralta Barrionuevo y Rocha Benavídez, O.P. † | Lima, Peru | Bishop of La Paz, Bolivia |
| 26 Apr | 31.2 | Ordained Priest | Vincenzo Bichi † | Priest | Cardinal, Cardinal-Bishop of Frascati |
| May | | Born | António Caetano da Rocha † | Ulixbonen | Bishop of Angra, Portugal |
| Born | Gabriel Patachich † | Zagreb | Archbishop of Kalocsa, Hungary |
| 6 May | 60.2 | Died | Henri de Barillon † | Bishop of Luçon, France |
| 11 May | 67.1 | Died | Joannes Ferrari † | Bishop of Aquino, Italy |
| 17 May | | Born | Asensio Sales † | Valencia | Bishop of Barcelona, Spain |
| 18 May | 51.4 | Appointed | Antonius de Acevedo † | Titular Bishop of Fussala |
| 48.0 | Appointed | Giuseppe Archinto † | Cardinal, Archbishop of Milano {Milan}, Italy |
| 41.4 | Appointed | Juan de Argüelles, O.S.A. † | Bishop of Panamá | Bishop-Elect of Arequipa, Peru |
| 45.9 | Confirmed | André-Hercule de Fleury † | Bishop of Fréjus, France | Cardinal, Bishop Emeritus |
| 63.3 | Confirmed | Gottfried Kapaun von Swoykow † | Bishop of Hradec Králové, Czech Republic |
| 59.4 | Appointed | Mikołaj Stanisław Święcicki † | Bishop of Poznań, Poland |
| 51.3 | Confirmed | Andrzej Chryzostom Załuski † | Bishop of Warmia (Ermland), Poland |
| 19 May | 68.7 | Died | Jean-Ferdinand Van Beughem † | Bishop of Antwerpen {Antwerp, Anvers}, Belgium |
| 22 May | 27.5 | Appointed | Joseph Clemens von Bayern von Wittelsbach † | Bishop of Regensburg, Germany | Archbishop of Köln {Cologne}, Germany |
| 24 May | | Born | Nicolò Caracciolo, C.R. † | Napoli | Archbishop Emeritus of Otranto, Italy |
| Born | Adam Ignacy Komorowski † | Trzeszozanica | Archbishop of Gniezno, Poland |
| 26 May | 78.4 | Died | Miguel de Fuentes y Altossano, O. Cist. † | Bishop of Lugo, Spain |
| 27 May | | Born | Bernardino Antonio Diego Bernardi, O.M. † | Fuscaldo | Bishop of Martirano (Martoranum), Italy |
| 28 May | | Born | Georgius Wolfgangus Chiolich † | Senj | Bishop of Senj (-Modruš), Croatia |
| 31 May | 35.3 | Ordained Bishop | Teodor Andrzej Potocki † | Bishop of Chelmno (Culma, Kulm), Poland | Archbishop of Gniezno, Poland |
| Jun | | Born | Giovanni Battista Machin Espiga † | Calaritan | Bishop of Bosa, Italy |
| 1 Jun | 42.4 | Appointed | Giovanni Battista Braschi † | Bishop of Sarsina, Italy | Bishop Emeritus |
| 39.5 | Appointed | Stefano Cupilli, C.R.S. † | Bishop of Trogir (Traù), Croatia | Archbishop of Split (Spalato), Croatia |
| 56.4 | Appointed | Juan Francisco de Padilla y San Martín, O. de M. † | Bishop of Santa Cruz de la Sierra, Bolivia |
| 50.4 | Appointed | Diego Gorospe de Irala, O.P. † | Bishop of Nueva Segovia, Philippines |
| 47.3 | Confirmed | Johann Philipp von Greifenclau zu Vollraths † | Bishop of Würzburg, Germany |
| 44.4 | Appointed | Manuel Francisco Navarrete y Ladrón de Guevara † | Bishop of Mondoñedo, Spain | Archbishop of Burgos, Spain |
| 59.4 | Appointed | Bartolomé de Ocampo y Mata † | Bishop of Plasencia, Spain |
| 56.4 | Appointed | Gaspar Alonso Valerià y Aloza, O.F.M. † | Bishop of Lérida, Spain |
| 38.8 | Appointed | Ludwik Bartlomiej Załuski † | Bishop of Płock, Poland |
| 6 Jun | 55.4 | Selected | Jean-François Salgues de Valderies de Lescure † | Bishop of Luçon, France |
| 8 Jun | 39.6 | Ordained Bishop | Stefano Cupilli, C.R.S. † | Bishop of Trogir (Traù), Croatia | Archbishop of Split (Spalato), Croatia |
| 13 Jun | 23.2 | Ordained Priest | Andrea Carlovich † | Priest | Bishop of Arbe (Rab), Croatia |
| 72.3 | Died | Juan Tomás de Rocaberti, O.P. † | Archbishop of Valencia, Spain |
| 14 Jun | 37.0 | Installed | Louis-Gaston Fleuriau d’Armenonville † | Bishop of Aire, France | Bishop of Orléans, France |
| 18 Jun | | Born | Juan Manuel Escobar Carrera † | León | Bishop of Mondoñedo, Spain |
| 22 Jun | 42.5 | Ordained Bishop | Giovanni Battista Braschi † | Bishop of Sarsina, Italy | Bishop Emeritus |
| 28 Jun | 63.4 | Ordained Bishop | Gottfried Kapaun von Swoykow † | Bishop of Hradec Králové, Czech Republic |
| 41.9 | Ordained Bishop | Pedro de los Reyes Ríos de la Madrid, O.S.B. † | Bishop of Comayagua, Honduras | Bishop of Yucatán (Mérida), México |
| Born | Bernardino de Vecchi † | Siena, Italy | Cardinal, Cardinal-Deacon of San Cesareo in Palatio |