| Date | Age | Event | Bishop | Title | Current Title | 
| unknown |  | Born | Pedro de Alagón y de Cardona † |  | Bishop of Mallorca, Spain | 
 | Appointed | Julián Alvear (Alvera) † | Auxiliary Bishop of Toledo, Spain | 
 | Appointed | Julián Alvear (Alvera) † | Titular Bishop of Siriensis | Auxiliary Bishop of Toledo, Spain | 
 | Died | Benedetto Baaz (Vaez) † | Bishop of Umbriatico (Umbriaticum), Italy | 
 | Born | Ágoston Benkovich, O.S.P.P.E. † |  | Bishop of Oradea Mare {Gran Varadino, Nagyvárad}, Romania | 
 | Born | Antoine-François Bertier † |  | Bishop of Rieux, France | 
| 24.1 | Ordained Priest | Jodok Brendt Hopner † | Priest of Würzburg, Germany | Auxiliary Bishop Emeritus of Passau, Germany | 
 | Died | Virgilio Cappone † | Bishop of Mileto, Italy | 
| 48.0 | Died | Modernus (Fabrizio) Caracciolo Piscizi † | Bishop of Oppido Mamertina, Italy | 
 | Died | Sebastiano Carta † | Bishop of Bosa, Italy | 
| 61.0 | Ordained Bishop | Antonio Corderiña Vega, O.S.A. † | Bishop of Santa Marta, Colombia | Bishop of Ayacucho o Huamanga (Guamanga), Peru | 
 | Born | Antonio de León y Becerra † |  | Bishop of Arequipa, Peru | 
 | Born | Juan de los Ríos y Berriz † |  | Bishop of Santa Cruz de la Sierra, Bolivia | 
 | Born | Alberto de São Gonçalo da Silva, O.S.A. † |  | Archbishop of Goa, India | 
 | Born | Melchior de Escuda Aybar † |  | Auxiliary Bishop of Sevilla {Seville}, Spain | 
| 16.0 | Professed | Gaetano Garimberti, C.R. † | Member of Congregation of Clerics Regular | Bishop of Borgo San Donnino, Italy | 
| 24.3 | Ordained Priest | Fintan Kieffer, O.S.B. † | Priest of Order of Saint Benedict | Abbot Emeritus | 
 | Born | Francesco de Mandietta (Mendieta), O.SS.T. † |  | Bishop of Castellammare di Stabia, Italy | 
 | Died | Alvaro Mendoza, O.F.M. † | Bishop of Jaca, Spain | 
| 41.0 | Ordained Priest | Richard Paul Stravius † | Priest of Liège, Belgium | Auxiliary Bishop of Köln {Cologne}, Germany | 
| 64.8 | Ordained Bishop | Gregorio Parcero de Castro, O.S.B. † | Bishop of Perpignan-Elne, France | Bishop of Tortosa, Spain | 
| 63.0 | Died | Pedro de Perea (Pérez Díaz), O.S.A. † | Bishop of Arequipa, Peru | 
 | Born | Sebastiano Perissi † |  | Bishop of Grosseto, Italy | 
 | Died | Marsilio Peruzzi † | Archbishop of Chieti, Italy | 
| 48.0 | Died | Paulus Pucciarelli, O.P. † | Bishop of Andros, Greece | 
| 55.1 | Ordained Bishop | Pedro Puigmartí Funes, O.S.B. † | Bishop of Solsona, Spain | 
| 57.0 | Appointed | Yosyf Ivan Veliamyn-Rutskyi, O.S.B.M. † | Administrator of Volodymyr (Włodzimierz) et Brėst (Ukrainian) | Archbishop of Kyiv-Halyč {Kiev} (Ukrainian), Ukraine | 
 | Born | Agustín de Serralde, O.F.M. † |  | Auxiliary Bishop of Sigüenza, Spain | 
 | Born | Ignace Grégoire Pierre VI Shahbaddin † |  | Patriarch of Antiochia {Antioch} (Syrian), Lebanon | 
 | Born | Alessandro Strozzi † |  | Bishop of Arezzo, Italy | 
 | Born | Francesco Antonio Triveri, O.F.M. Conv. † |  | Bishop of Melfi e Rapolla, Italy | 
 | Died | Pedro de Valencia † | Bishop of La Paz, Bolivia | 
 | Born | Edward Wesley † |  | Bishop of Kildare and Leighlin, Ireland | 
| 70.0 | Died | Franciszek Zajerski † | Auxiliary Bishop of Lutsk (Łuck), Ukraine | 
| Jan |  | Died | Luca Castellini, O.P. † | Bishop of Catanzaro, Italy | 
| 8 Jan | 51.0 | Appointed | Francesco Bibilia † | Bishop of Isola, Italy | 
| 36.4 | Appointed | Persio Caracci † | Bishop of Larino, Italy | Bishop Emeritus | 
 | Appointed | Sigismondo Taddei † | Bishop of Bitetto, Italy | Bishop of Caiazzo, Italy | 
| 12 Jan | 21.0 | Ordained Priest | Giambattista Ventriglia † | Priest | Bishop of Caserta, Italy | 
| 13 Jan |  | Appointed | James Fallon † | Vicar Apostolic of Achonry, Ireland | 
| 18 Jan |  | Born | Giuseppe Pianetti † |  | Bishop of Todi, Italy | 
| 21 Jan | 65.0 | Died | Diego Guzmán de Haros † | Cardinal, Archbishop of Sevilla {Seville}, Spain | 
| 23 Jan | 42.0 | Selected | Jacques Raoul de La Guibourgère † | Bishop of Saintes, France | Bishop of La Rochelle, France | 
| 27 Jan | 50.0 | Appointed | Pompeo Coronini † | Bishop of Trieste, Italy | 
| 38.9 | Appointed | Nicolas de Netz † | Bishop of Orléans, France | 
| 28 Jan | 71.0 | Died | Gonzalo Hernandez y Hermosillo y Gonzalez, O.S.A. † | Bishop of Durango, México | 
| 29 Jan |  | Born | Vincenzo de Magistris (del Mastro), O.P. † |  | Bishop of Cassano all’Jonio, Italy | 
| 2 Feb | 57.0 | Ordained Bishop | Fulcran de Barrès † | Bishop of Agde, France | 
| 10 Feb | 49.1 | Appointed | Feliciano de la Vega Padilla † | Bishop of Popayán, Colombia | Archbishop of México, Federal District | 
| 49.1 | Appointed | Paolo de Estrella, T.O.R. † | Bishop of São Tomé of Meliapore, India | 
| 58.1 | Confirmed | Juan López de Agurto de la Mata † | Bishop of Puerto Rico (Porto Rico) | Bishop of Coro, Venezuela | 
| 66.1 | Confirmed | Pedro Moya Arjona † | Bishop of Tuy, Spain | 
 | Confirmed | Juan de Santander, O.F.M. † | Bishop of Mallorca, Spain | 
| 51.1 | Confirmed | Manoel Telles de Brito, O.P. † | Archbishop of Goa, India | 
 | Confirmed | Ambrosio Vallejo Mejía, O. Carm. † | Bishop of Trujillo, Peru | 
| 11 Feb |  | Born | Wilhelm von Vintler von Runkelstein † |  | Auxiliary Bishop of Brixen {Bressanone}, Italy | 
| 13 Feb |  | Appointed | Kaspar Münster, O. Carm. † | Auxiliary Bishop of Osnabrück, Germany | 
 | Appointed | Kaspar Münster, O. Carm. † | Titular Bishop of Aureliopolis in Asia | Auxiliary Bishop of Osnabrück, Germany | 
| 15 Feb | 49.5 | Selected | Anton Wolfradt † | Bishop of Wien, Austria | 
| 3 Mar |  | Born | Francesco Picarelli † |  | Bishop of Narni, Italy | 
| 8 Mar |  | Died | Juan Portocarrero, O.F.M. † | Bishop of Almería, Spain | 
 | Succeeded | Antonio Viedma Chaves, O.P. † | Bishop of Almería, Spain | 
| 9 Mar | 31.1 | Confirmed | Rafał Mikołaj Korsak, O.S.B.M. † | Coadjutor Bishop of Kyiv-Halyč {Kiev} (Ukrainian), Ukraine | Archbishop | 
| 10 Mar | 33.1 | Appointed | Antonio Santacroce † | Archbishop of Chieti, Italy | Cardinal, Archbishop Emeritus of Urbino, Italy | 
| 11 Mar | 68.1 | Died | Miguel Santos de Sampedro † | Archbishop of Granada, Spain | 
| 15 Mar | 39.2 | Ordained Priest | György Széchényi † | Priest of Esztergom, Hungary | Archbishop | 
| 17 Mar | 73.2 | Died | Juan Venido Castilla, O.F.M. Obs. † | Bishop of Orense, Spain | 
| 19 Mar | 55.2 | Died | Joachim Morochowski, O.S.B.M. † | Bishop of Volodymyr (Włodzimierz) et Brėst (Ukrainian) | 
| 24 Mar |  | Confirmed | Nicolas de Grillier † | Bishop of Bazas, France | Bishop of Uzés, France | 
| 59.1 | Appointed | Maciej Łubieński † | Bishop of Włocławek (Kujawy, Kalisze), Poland | Archbishop of Gniezno, Poland | 
| 33.5 | Appointed | Agustín Spínola Basadone † | Cardinal-Priest of San Bartolomeo all’Isola | Cardinal, Archbishop of Sevilla {Seville}, Spain | 
| 62.2 | Appointed | Abraham Wojna † | Bishop of Vilnius, Lithuania | 
| 28 Mar | 64.3 | Died | José González Díez, O.P. † | Archbishop of Burgos, Spain | 
| 31 Mar | 49.6 | Died | Pierre Paunet, O.F.M. Obs. † | Bishop of Saint-Omer, France | 
| Apr |  | Ordained Bishop | Luis Córdoba Ronquillo, O.SS.T. † | Bishop of Cartagena, Colombia | Bishop of Trujillo, Peru | 
| 7 Apr | 38.2 | Appointed | Gaspard Bobek † | Bishop of Pedena, Austria | 
 | Appointed | Marco Giustiniani † | Bishop of Verona, Italy | 
| 46.2 | Appointed | Martín de León Cárdenas, O.S.A. † | Bishop of Pozzuoli, Italy | Archbishop of Palermo, Italy | 
| 58.2 | Appointed | Adam Nowodworski † | Bishop of Poznań, Poland | 
 | Confirmed | János Pyber de Gyerkény † | Bishop of Eger, Hungary | 
| 15 Apr |  | Born | Pierre de Bonzi † |  | Cardinal, Archbishop of Narbonne, France | 
| 18 Apr | 55.2 | Died | Cosimo de’ Bardi † | Archbishop of Firenze {Florence}, Italy | 
| 21 Apr |  | Ordained Bishop | Kaspar Münster, O. Carm. † | Titular Bishop of Aureliopolis in Asia | Auxiliary Bishop of Osnabrück, Germany | 
| 27 Apr | 39.1 | Ordained Bishop | Nicolas de Netz † | Bishop of Orléans, France | 
| 28 Apr | 51.3 | Appointed | Albertus Aliprandi † | Bishop of Andros, Greece | 
| 38.7 | Died | Charles de Lorraine-Chaligny, S.J. † | Bishop Emeritus of Verdun, France | 
| 47.2 | Appointed | Sebastian Müller † | Auxiliary Bishop of Augsburg, Germany | 
| 47.2 | Appointed | Sebastian Müller † | Titular Bishop of Adramyttium | Auxiliary Bishop of Augsburg, Germany | 
| 1 May | 47.2 | Ordained Bishop | Sebastian Müller † | Titular Bishop of Adramyttium | Auxiliary Bishop of Augsburg, Germany | 
| 3 May |  | Born | Filippo Tani, O.S.B. † |  | Bishop of Città Ducale, Italy | 
| 7 May | 61.0 | Died | Giovanni Tiepolo † | Patriarch of Venezia {Venice}, Italy | 
| 10 May |  | Born | Flavio Chigi (Sr.) † |  | Cardinal, Cardinal-Bishop of Porto e Santa Rufina | 
| 12 May | 47.3 | Confirmed | Jean Jaubert de Barrault † | Archbishop of Arles, France | 
| 36.3 | Appointed | Maurizio Centini, O.F.M. Conv. † | Bishop of Mileto, Italy | 
| 29.3 | Appointed | Gaspard de Daillon du Lude † | Bishop of Agen, France | Bishop of Albi, France | 
 | Appointed | Alfonso Pandolfi † | Bishop of Comacchio, Italy | 
 | Appointed | Melchiorre Pirella † | Bishop of Bosa, Italy | Bishop of Ales e Terralba, Italy | 
| 35.3 | Appointed | Carlo (Zanucca) Scaglia, Can. Reg. S.Geor † | Bishop of Trivento, Italy | 
 | Appointed | Dionisio Tomacelli, O. Carm. † | Bishop of Castro di Puglia, Italy | 
| 60.3 | Appointed | Francisco Villafañe † | Bishop of Mondoñedo, Spain | Bishop of Osma, Spain | 
| 67.3 | Appointed | Diego Zúñiga Sotomayor † | Bishop of Orense, Spain | Bishop of Zamora, Spain | 
| 15 May |  | Born | Isidoro Sariñana y Medina Cuenca † |  | Bishop of Antequera, Oaxaca, México | 
| 18 May |  | Ordained Bishop | Alfonso Pandolfi † | Bishop of Comacchio, Italy | 
 | Ordained Bishop | Dionisio Tomacelli, O. Carm. † | Bishop of Castro di Puglia, Italy | 
| 25 May | 45.6 | Ordained Bishop | Domingo Pimentel Zúñiga, O.P. † | Bishop of Osma, Spain | Cardinal, Archbishop Emeritus of Sevilla {Seville}, Spain | 
| 26 May |  | Appointed | Martin Bonaccina † | Auxiliary Bishop of Praha {Prague}, Czechia | 
 | Appointed | Martin Bonaccina † | Titular Bishop of Utica | Auxiliary Bishop of Praha {Prague}, Czechia | 
| 53.4 | Installed | Giovanni Francesco Guidi di Bagno † | Cardinal-Priest of Sant’Alessio | Cardinal, Bishop Emeritus of Rieti, Italy | 
| 37.3 | Appointed | Giovanni Battista Maria Pallotta † | Cardinal-Priest of San Silvestro in Capite | Cardinal, Cardinal-Bishop of Frascati | 
| 49.8 | Confirmed | Anton Wolfradt † | Bishop of Wien, Austria | 
| Jun |  | Ordained Bishop | Nicolas de Grillier † | Bishop of Bazas, France | Bishop of Uzés, France | 
| 1 Jun | 35.4 | Ordained Bishop | Carlo (Zanucca) Scaglia, Can. Reg. S.Geor † | Bishop of Trivento, Italy | 
| 3 Jun |  | Born | François de Coëtlogon-Méjusseaume † |  | Bishop of Quimper, France | 
| 5 Jun | 54.4 | Appointed | Meletiy Maksym Smotrytskyi (Smotrycki) † | Titular Archbishop of Hierapolis in Phrygia | 
| 8 Jun |  | Born | Alfonso Enríquez de Santo Tomás, O.P. † |  | Bishop of Málaga, Spain | 
| 9 Jun |  | Ordained Bishop | Martin Bonaccina † | Titular Bishop of Utica | Auxiliary Bishop of Praha {Prague}, Czechia | 
 | Died | Antonio Viedma Chaves, O.P. † | Bishop of Almería, Spain | 
| 11 Jun |  | Born | Alessandro Adezario, C.R.L. † |  | Bishop of Poreč (Parenzo), Croatia | 
| 51.5 | Appointed | Federico Baldissera Bartolomeo Cornaro † | Patriarch of Venezia {Venice}, Italy | Cardinal, Cardinal-Bishop of Albano | 
| 60.4 | Appointed | Merkelis Elijaševičius Heliaszewich (Geišas) † | Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania | 
| 12 Jun |  | Born | Ercole Domenico Monanni † |  | Bishop of Terracina, Priverno e Sezze, Italy | 
| 15 Jun | 56.4 | Died | Leonardo Tritonio † | Bishop of Poreč (Parenzo), Croatia | 
| 16 Jun | 69.4 | Died | Tomás Espinosa † | Auxiliary Bishop of Valencia, Spain | 
| 22 Jun | 51.4 | Ordained Bishop | Imre Lósy † | Bishop of Oradea Mare {Gran Varadino, Nagyvárad}, Romania | Archbishop of Esztergom, Hungary | 
| 38.4 | Died | André Le Porc de la Porte † | Bishop of Saint-Brieuc, France | 
| 25 Jun |  | Born | Juan Bautista Sorribas, O. Carm. † |  | Bishop of Ampurias e Civita, Italy | 
| 26 Jun |  | Installed | Leonel de Cervantes y Caravajal † | Bishop of Guadalajara, Jalisco, México | Bishop of Antequera, Oaxaca, México |