| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Appointed | Henri Bertrand de Beuvron † | Abbot of Cluny, France | Abbot Emeritus |
| 62.0 | Died | Michelangelo Catalani, O.F.M. Conv. † | Bishop of Isernia, Italy |
| Born | Nicolaus de Camillis † | | Bishop-Elect of Syros (e Milos), Greece |
| 23.0 | Ordained Priest | Petrus Codde, C.O. † | Priest of Confederation of Oratorians of St. Philip Neri | Vicar Apostolic Emeritus of Batavia (Holland Mission), Netherlands |
| 24.0 | Ordained Priest | André Colbert † | Priest | Bishop of Auxerre, France |
| Died | Girolamo Cori (de Coris) † | Bishop of Sovana (Soana), Italy |
| 54.0 | Died | Mauritii Doria † | Bishop of Tinos and Mykonos, Greece |
| 38.8 | Resigned | Marcello Durazzo † | Apostolic Nuncio to Savoy | Cardinal, Bishop of Faenza, Italy |
| Appointed | Ebed-Jesu † | Bishop of Gazireh (Gezira) (Chaldean), Turkey |
| Ordained Bishop | Ebed-Jesu † | Bishop of Gazireh (Gezira) (Chaldean), Turkey |
| 51.7 | Ordained Priest | Nicolas Ladvocat-Billiard † | Priest | Bishop of Boulogne (-Sur-Mer), France |
| 26.0 | Ordained Priest | Henri-Guillaume Le Jay † | Priest | Bishop of Cahors, France |
| Died | Hyacinthe Macripodari, O.P. † | Bishop of Csanád, Hungary |
| 54.1 | Resigned | Louis de Rechiègne Voisin de Guron † | Bishop of Tulle, France | Bishop of (Saint-Bertrand de) Comminges, France |
| Appointed | Constantino Sampaio † | Bishop of São Salvador da Bahia de Todos os Santos, Brazil | Bishop-Elect |
| Died | Constantino Sampaio † | Bishop-Elect of São Salvador da Bahia de Todos os Santos, Brazil |
| Died | Simon-Joseph † | Bishop of Gazireh (Gezira) (Chaldean), Turkey |
| 68.0 | Died | Giacinto Solaro di Moretta † | Bishop Emeritus of Mondovi, Italy |
| Born | Piotr Tarło † | | Bishop of Poznań, Poland |
| 47.0 | Appointed | Alexander Dunbar Winchester (Winster) † | Prefect of Scotland, Great Britain | Prefect Emeritus |
| 22.0 | Appointed | Cyrille V (Constantin) Za’im † | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| Jan | 52.0 | Ordained Bishop | Pavao Zorčić, O.S.B.M. † | Titular Bishop of Plataea | Vicar Apostolic of Valachia (Križevci), Croatia |
| 2 Jan | | Born | Eugénio Boto da Silva † | | Auxiliary Bishop of Braga, Portugal |
| 3 Jan | 53.6 | Ordained Bishop | Lorenzo Cibo (Cybo) † | Bishop of Jesi, Italy |
| 52.0 | Ordained Bishop | Cristovão de Almeida, O.S.A. † | Titular Bishop of Martyropolis | Auxiliary Bishop of Lisboa, Portugal |
| 6 Jan | 56.2 | Died | Giberto Borromeo † | Cardinal, Cardinal-Priest of Santi Giovanni e Paolo |
| 7 Jan | 37.9 | Selected | Johann Hugo von Orsbeck † | Coadjutor Archbishop of Trier, Germany | Archbishop |
| 12 Jan | | Born | García Pardiñas Villar de Francos, O. de M. † | | Bishop of Tarazona, Spain |
| 13 Jan | 23.3 | Entered | Louis-Armand Champion de Cicé † | Member of Society of Priests of Saint Sulpice | Vicar Apostolic of Siam, Thailand |
| 15 Jan | 41.0 | Appointed | Pedro de Alagón y de Cardona † | Archbishop of Oristano, Italy | Bishop of Mallorca, Spain |
| 68.2 | Appointed | Sebastiano d’Alessandro, O. Carm. † | Bishop of Ruvo (Ruo)(di Puglia), Italy |
| 61.0 | Appointed | Francisco López de Urraca, O.S.A. † | Bishop of Bosa, Italy | Bishop of Barbastro, Spain |
| 55.4 | Appointed | Lussorio Roger (Rogger) † | Bishop of Alghero, Italy |
| 17 Jan | | Born | Antonio Nin † | | Archbishop of Oristano, Italy |
| 19 Jan | | Died | Gian Vincenzo de’ Giuli † | Bishop of Massa Lubrense, Italy |
| 54.0 | Died | Giovanni Battista Rabbia, C.R. † | Bishop of Lodi, Italy |
| 24 Jan | 64.1 | Ordained Bishop | Johann Eberhard Nidhard (Neidhardt), S.J. † | Titular Archbishop of Edessa in Osrhoëne | Cardinal, Cardinal-Priest of Santa Croce in Gerusalemme |
| 31 Jan | 57.0 | Ordained Bishop | Cosme Roger, O. Cist. † | Bishop of Lombez, France |
| 3 Feb | 60.0 | Died | Philipp Valentin Albrecht Voit von Rieneck † | Bishop of Bamberg, Germany |
| 7 Feb | 22.4 | Ordained Deacon | Johann Franz von Khuen zu Liechtenberg † | Deacon of Brixen {Bressanone}, Italy | Bishop |
| 8 Feb | 32.9 | Confirmed | Henri de Barillon † | Bishop of Luçon, France |
| 40.2 | Appointed | Jacques-Théodore de Brias † | Bishop of Saint-Omer, France | Archbishop of Cambrai, France |
| 60.9 | Appointed | Giacomo Buoni † | Bishop of Montefeltro, Italy | Bishop of Nepi e Sutri, Italy |
| 47.5 | Appointed | Neri Corsini † | Archbishop (Personal Title) of Arezzo, Italy | Cardinal, Bishop Emeritus |
| 42.1 | Appointed | Melchor de Liñán y Cisneros † | Archbishop of La Plata o Charcas, Bolivia | Archbishop of Lima, Peru |
| 45.6 | Appointed | Lodovico Malaspina, O. Carm. † | Bishop of Sansepolcro (Borgo San Sepolcro), Italy |
| Confirmed | Charles de Rosmadec † | Archbishop of Tours, France |
| 53.1 | Appointed | Carlo Sgombrino † | Bishop of Catanzaro, Italy |
| 51.1 | Appointed | Emmanuel a Santo Ludovico, O.F.M. † | Auxiliary Bishop of Goa, India |
| 51.1 | Appointed | Emmanuel a Santo Ludovico, O.F.M. † | Titular Bishop of Milevum | Auxiliary Bishop of Goa, India |
| 9 Feb | | Born | Sostegno Maria Cavalli, O.S.M. † | | Bishop of Gubbio, Italy |
| 15 Feb | | Born | Fabio Colloredo, C.O. † | | Archbishop of Lucca, Italy |
| 19 Feb | 55.9 | Ordained Priest | Friedrich von Hessen-Darmstadt, O.S.Io.Hieros. † | Priest | Cardinal, Bishop of Wrocław (Breslau), Poland |
| 20 Feb | | Born | Bernardo de Serreda y Villate, O. Carm. † | | Bishop of Cuzco, Peru |
| 21 Feb | 34.5 | Ordained Bishop | Louis de Thomassin † | Titular Bishop of Rhodiapolis | Bishop of Sisteron, France |
| 22 Feb | 60.1 | Appointed | Alfonso Aguayo (Aguado), O.S.B. † | Auxiliary Bishop of Ávila, Spain |
| 60.1 | Appointed | Alfonso Aguayo (Aguado), O.S.B. † | Titular Bishop of Caesarea in Bithynia | Auxiliary Bishop of Ávila, Spain |
| 40.1 | Elevated to Cardinal | Bernhard Gustav von Baden-Durlach, O.S.B. † | Cardinal, Cardinal-Priest of Santa Susanna |
| 40.8 | Elevated to Cardinal | Pierre de Bonzi † | Cardinal, Archbishop of Narbonne, France |
| 38.9 | Appointed | Carlo Galgano † | Bishop of Belcastro, Italy | Bishop Emeritus |
| 58.1 | Appointed | Alonso García de Losada, O.S.B. † | Auxiliary Bishop of Plasencia, Spain |
| 58.1 | Appointed | Alonso García de Losada, O.S.B. † | Titular Bishop of Constantia in Arabia | Auxiliary Bishop of Plasencia, Spain |
| 73.1 | Selected | Pedro de Godoy, O.P. † | Bishop of Sigüenza, Spain |
| 29.1 | Confirmed | Jacques de Goyon de Matignon † | Bishop of Condom, France | Bishop Emeritus |
| 25.1 | Appointed | Carlo Francesco Muti † | Bishop of Città della Pieve, Italy |
| 23.0 | Elevated to Cardinal | Pietro Francesco (Vincenzo Maria) Orsini de Gravina, O.P. † | Pope (Roma {Rome}, Italy) |
| 36.1 | Confirmed | Jean-Armand de Rotondy de Biscarras † | Bishop of Béziers, France |
| 49.1 | Appointed | José Sanchís y Ferrandis (Jerez), O. de M. † | Bishop of Ampurias e Civita, Italy | Archbishop of Tarragona, Spain |
| 34.1 | Appointed | Jerónimo Zolivera † | Auxiliary Bishop of Tarragona, Spain | Bishop of Teruel, Spain |
| 34.1 | Appointed | Jerónimo Zolivera † | Titular Bishop of Traianopolis in Phrygia | Bishop of Teruel, Spain |
| 25 Feb | 60.9 | Ordained Bishop | Giacomo Buoni † | Bishop of Montefeltro, Italy | Bishop of Nepi e Sutri, Italy |
| 68.3 | Ordained Bishop | Sebastiano d’Alessandro, O. Carm. † | Bishop of Ruvo (Ruo)(di Puglia), Italy |
| 45.6 | Ordained Bishop | Lodovico Malaspina, O. Carm. † | Bishop of Sansepolcro (Borgo San Sepolcro), Italy |
| Mar | | Ordained Bishop | Pedro Alencastre † | Titular Archbishop of Side |
| 6 Mar | 25.1 | Ordained Priest | Carlo Francesco Muti † | Priest | Bishop of Città della Pieve, Italy |
| 55.1 | Ordained Bishop | John O’Mollony † | Bishop of Killaloe, Ireland | Bishop of Limerick, Ireland |
| 9 Mar | | Born | Luis Simões Brandão † | | Bishop Emeritus of Angola e Congo |
| 12 Mar | 23.1 | Ordained Priest | Pompeo Sarnelli † | Priest | Bishop of Bisceglie, Italy |
| 14 Mar | | Resigned | Vincenzo Pineri, O.F.M. Conv. † | Bishop of Polignano (Polinianum), Italy | Bishop Emeritus |
| 15 Mar | | Born | Tommaso Cervioni, O.E.S.A. † | | Archbishop Emeritus of Lucca, Italy |
| Born | François-César Le Blanc, C.R.S.A. † | | Bishop of Avranches, France |
| 21 Mar | 41.2 | Appointed | Antonio de León y Becerra † | Bishop of Panamá | Bishop of Arequipa, Peru |
| Born | Andrés de Orbe y Larreátegui † | | Archbishop Emeritus of Valencia, Spain |
| 56.0 | Confirmed | Friedrich von Hessen-Darmstadt, O.S.Io.Hieros. † | Cardinal, Bishop of Wrocław (Breslau), Poland |
| 34.2 | Confirmed | Louis de La Vergne-Montenard de Tressan † | Bishop of Le Mans, France |
| 38.0 | Confirmed | Jules Mascaron, C.O.I. † | Bishop of Tulle, France | Bishop of Agen, France |
| 59.2 | Appointed | Ferenc Szegedy † | Bishop of Eger, Hungary |
| 22 Mar | 37.3 | Ordained Priest | Bento de Beja Noronha † | Priest | Bishop of Elvas, Portugal |
| 52.7 | Selected | Peter Philipp von Dernbach † | Bishop of Bamberg, Germany |
| 23 Mar | | Born | Nicola Antonio Schiaffinati, O.E.S.A. † | | Bishop of Ischia, Italy |
| 31 Mar | 62.2 | Died | Honuphrius Ippoliti † | Titular Bishop of Porphyreon |
| Apr | | Died | Giovanni Antonio de’ Vecchi † | Bishop of Ischia, Italy |
| 2 Apr | 60.2 | Selected | Ferdinandus de Valcácer † | Bishop of Paraguay (o Ssma Assunzione) | Bishop-Elect |
| 4 Apr | 54.2 | Selected | Antonio de Isla y Mena † | Bishop of Osma, Spain |
| 6 Apr | 71.2 | Died | Juan Vande-Escarth y Briceño, O.S.H. † | Bishop of León, Spain |
| 15 Apr | 52.2 | Installed | Estevão dos Santos Carneiro de Moraes, C.R.S.J.E. † | Bishop of São Salvador da Bahia de Todos os Santos, Brazil |
| 16 Apr | 23.1 | Ordained Priest | Aleksandar Ignacije Mikulić Brokunovečki † | Priest | Bishop of Zagreb (Agram), Croatia |
| 17 Apr | 66.5 | Died | Antoine Godeau † | Bishop of Vence, France |
| 34.6 | Succeeded | Louis de Thomassin † | Bishop of Vence, France | Bishop of Sisteron, France |
| 24 Apr | 61.3 | Ordained Bishop | Francisco López de Urraca, O.S.A. † | Bishop of Bosa, Italy | Bishop of Barbastro, Spain |
| 26 Apr | 35.8 | Appointed | Francesco Nerli (Jr.) † | Apostolic Nuncio to France | Cardinal, Bishop Emeritus of Assisi, Italy |
| May | 34.3 | Ordained Bishop | Jerónimo Zolivera † | Titular Bishop of Traianopolis in Phrygia | Bishop of Teruel, Spain |
| 1 May | 52.3 | Ordained Bishop | Paul-Philippe de Chaumont Quitry † | Bishop of Acqs (Dax), France | Bishop Emeritus |
| 168.2 | Beatified | St. Antonio (Michele) Ghislieri, O.P. † | Pope (Roma {Rome}, Italy) |
| 2 May | 52.3 | Appointed | Francisco José Crespos de Escobar † | Bishop of Agrigento (Girgenti), Italy |
| 40.3 | Confirmed | Hugues de Bar † | Bishop of Lectoure, France |
| 53.3 | Appointed | Giuseppe Eusanio, O.S.A. † | Titular Bishop of Porphyreon |
| 50.3 | Appointed | Scipione de Martinis † | Bishop of Polignano (Polinianum), Italy |
| 40.3 | Confirmed | György Pongrácz † | Bishop of Vác, Hungary |
| 67.2 | Appointed | Giacinto Tarugi (Torisi), O.P. † | Titular Archbishop of Myra | Bishop of Venosa, Italy |
| 4 May | 58.3 | Died | Luis Guillermo (Guillén) de Moncada de Aragón Luna de Peralta y de La Cerda † | Cardinal, Priest |
| 8 May | 38.1 | Ordained Bishop | Jules Mascaron, C.O.I. † | Bishop of Tulle, France | Bishop of Agen, France |
| 12 May | 38.3 | Died | Rodolpho Acquaviva † | Titular Bishop of Laodicea in Phrygia |
| 16 May | 53.3 | Appointed | Sebastián de Arévalo y Torres, O.F.M. † | Bishop of Mondoñedo, Spain | Bishop of Osma, Spain |
| 54.3 | Appointed | Bernardo Cristóbal de Quirós † | Bishop of Popayán, Colombia |
| 44.2 | Elevated to Cardinal | César d’Estrées † | Cardinal, Bishop Emeritus of Laon, France |
| 71.3 | Appointed | Fabio dos Reis Fernandes, O. Carm. † | Bishop of Santiago de Cabo Verde |
| 61.3 | Appointed | Juan de Esturizada, O.P. † | Bishop of Santa Cruz de la Sierra, Bolivia |
| 51.3 | Confirmed | Jean de Forcoal † | Bishop of Sées {Séez}, France |
| 73.3 | Confirmed | Pedro de Godoy, O.P. † | Bishop of Sigüenza, Spain |
| 42.6 | Appointed | Philip Thomas Howard of Norfolk, O.P. † | Titular Bishop of Helenopolis in Bithynia | Cardinal, Cardinal-Priest of Santa Maria sopra Minerva |
| 44.2 | Appointed | Francesco Maria Neri † | Bishop of Massa Lubrense, Italy | Bishop of Venosa, Italy |
| 64.4 | Elevated to Cardinal | Johann Eberhard Nidhard (Neidhardt), S.J. † | Cardinal, Cardinal-Priest of Santa Croce in Gerusalemme |
| 23.2 | Installed | Pietro Francesco (Vincenzo Maria) Orsini de Gravina, O.P. † | Cardinal-Priest of San Sisto | Pope (Roma {Rome}, Italy) |
| 43.3 | Appointed | Giacomo Rospigliosi † | Cardinal, Cardinal-Priest of Santi Giovanni e Paolo |
| Born | Julius Nicolaus Torno † | | Titular Bishop of Arcadiopolis in Asia |
| 60.3 | Confirmed | Ferdinandus de Valcácer † | Bishop of Paraguay (o Ssma Assunzione) | Bishop-Elect |
| 21 May | | Born | Felipe Molina y Figueroa † | | Bishop of Nueva Caceres, Philippines |
| 22 May | 44.2 | Ordained Bishop | Francesco Maria Neri † | Bishop of Massa Lubrense, Italy | Bishop of Venosa, Italy |
| 24 May | 19.1 | Professed | Joseph-Ignace-Jean-Baptiste de Mesgrigny, O.F.M. Cap. † | Member of Order of Friars Minor Capuchin | Bishop of Grasse, France |
| 29 May | 40.5 | Ordained Bishop | Jacques-Théodore de Brias † | Bishop of Saint-Omer, France | Archbishop of Cambrai, France |
| Jun | 41.6 | Resigned | Michele Antonio Vibò † | Apostolic Internuncio to France | Archbishop of Torino {Turin}, Italy |
| 4 Jun | 50.4 | Selected | Aleksander Michał Kotowicz † | Bishop of Smoleńsk, Poland | Bishop of Vilnius, Lithuania |
| 5 Jun | 33.2 | Ordained Bishop | Henri de Barillon † | Bishop of Luçon, France |
| 50.4 | Ordained Priest | Carlo Vincenzo Toti † | Priest | Bishop of Gubbio, Italy |
| 8 Jun | | Born | Gerolamo Archinto † | | Apostolic Nuncio to Poland |
| 12 Jun | 40.4 | Ordained Bishop | György Pongrácz † | Bishop of Vác, Hungary |
| 49.4 | Ordained Bishop | José Sanchís y Ferrandis (Jerez), O. de M. † | Bishop of Ampurias e Civita, Italy | Archbishop of Tarragona, Spain |
| 18 Jun | 81.4 | Died | Diego Chueca † | Bishop of Teruel, Spain |
| 22 Jun | 44.9 | Selected | Juan de Ortega Cano Montañez y Patiño † | Bishop of Durango, México | Archbishop of México, Federal District |
| 27 Jun | 43.4 | Appointed | Manuel de Noroña, O.F.M. † | Bishop of Coimbra, Portugal |
| 50.4 | Appointed | Carlo Vincenzo Toti † | Bishop of Gubbio, Italy |
| 29 Jun | 66.4 | Died | Francesco Maria Mancini † | Cardinal, Cardinal-Priest of San Matteo in Merulana |