| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Born | Giovanni Crisostomo de Clugny, O.F.M. Conv. † | | Archbishop of Durrës (Durazzo) (Albanian), Albania |
| 24.6 | Ordained Priest | Jacques-Bonne Gigault de Bellefonds † | Priest | Archbishop of Paris, France |
| Born | Santiago Hernández, O.P. † | | Vicar Apostolic of Eastern Tonking {Tonkino Orientale}, Viet Nam |
| Born | Nicola Lindi † | | Bishop of Sapë, Albania |
| Born | François Maria Magni (Magi), O.F.M. Ref. † | | Vicar Apostolic Emeritus of Hukwang, Shansi [Shanxi], and Shensi [Shaanxi], China |
| Born | Hugh MacMullan † | | Bishop of Down and Connor, Ireland |
| 68.4 | Resigned | Agostino Steffani † | Vicar Apostolic of Upper and Lower Saxony (Hanover, Northern Germany), Germany |
| Jan | 76.0 | Died | Domenico Antonio Bernardini † | Bishop of Mileto, Italy |
| 2 Jan | 42.4 | Selected | Joseph Dominikus Franz Kilian von Lamberg † | Cardinal, Bishop of Passau, Germany |
| 6 Jan | | Born | Juan Manuel Moscoso y Peralta † | | Archbishop of Granada, Spain |
| 7 Jan | 48.2 | Installed | Charles-François d’Hallencourt de Dromesnil † | Bishop of Verdun, France |
| 9 Jan | 58.9 | Selected | Teodor Andrzej Potocki † | Archbishop of Gniezno, Poland |
| 10 Jan | 24.8 | Ordained Priest | Siegmund Christoph von Schrattenbach † | Priest of Salzburg, Austria | Archbishop |
| 17 Jan | 57.4 | Selected | Imre Esterházy, O.S.P.P.E. † | Bishop of Veszprém, Hungary | Archbishop of Esztergom, Hungary |
| 18 Jan | 61.0 | Died | Maciej Józef Ancuta † | Bishop of Vilnius, Lithuania |
| 20 Jan | 64.7 | Appointed | Giovanni Francesco Barbarigo † | Cardinal, Bishop of Padova {Padua}, Italy |
| 58.6 | Confirmed | François Blouet de Camilly † | Archbishop of Tours, France |
| 55.2 | Died | Genesio Calchi † | Bishop of Lucca, Italy |
| 36.2 | Appointed | Muzio Gaeta (Jr.) † | Bishop of Sant’Agata de’ Goti, Italy | Archbishop of Capua, Italy |
| Appointed | Miguel Herrero Esgueva † | Archbishop of Santiago de Compostela, Spain |
| 31.5 | Appointed | Gilbert-Gaspard de Montmorin de Saint-Hérem de La Chassaigne † | Coadjutor Bishop of Aire, France | Bishop of Langres, France |
| 31.5 | Appointed | Gilbert-Gaspard de Montmorin de Saint-Hérem de La Chassaigne † | Titular Bishop of Sidon | Bishop of Langres, France |
| 23 Jan | 33.2 | Appointed | Carlo Maria Lomellino † | Bishop of Ajaccio, France | Bishop Emeritus |
| 24 Jan | 56.4 | Ordained Bishop | José Luis Palos Bord, O.F.M. † | Titular Bishop of Talia | Bishop of Paraguay (o Ssma Assunzione) |
| 30 Jan | 60.0 | Died | José Aparicio y Navarro † | Bishop of Astorga, Spain |
| 31 Jan | 33.2 | Ordained Bishop | Carlo Maria Lomellino † | Bishop of Ajaccio, France | Bishop Emeritus |
| 6 Feb | 54.0 | Selected | Pablo Vilana Perlas † | Archbishop of Salerno, Italy |
| 9 Feb | 75.1 | Died | Wojciech Ignacy Bardziński † | Auxiliary Bishop of Włocławek (Kujawy, Kalisze), Poland |
| 10 Feb | 42.8 | Selected | Nicolas-Joseph de Paris † | Coadjutor Bishop of Orléans, France | Bishop |
| 14 Feb | 50.3 | Ordained Priest | Giuseppe Accoramboni † | Priest | Cardinal, Cardinal-Bishop of Frascati |
| 20 Feb | 25.0 | Ordained Priest | Antoni Gorczyński † | Priest | Auxiliary Bishop of Kyiv-Halyč {Kiev} (Ukrainian), Ukraine |
| 69.1 | Resigned | Martin de Ratabon † | Bishop of Viviers (Aps), France | Bishop Emeritus |
| 24 Feb | 36.3 | Ordained Bishop | Muzio Gaeta (Jr.) † | Bishop of Sant’Agata de’ Goti, Italy | Archbishop of Capua, Italy |
| 25 Feb | | Born | Francesco Ferdinando Sanseverino, C.P.O. † | | Archbishop of Palermo, Italy |
| 7 Mar | | Born | Johann Georg Joseph von Eckart † | | Auxiliary Bishop of Mainz, Germany |
| 13 Mar | 25.5 | Ordained Priest | Giovanni Antonio Borro † | Priest | Bishop of Bosa, Italy |
| 31.2 | Ordained Deacon | Paolo Cernuschi † | Deacon | Bishop of Como, Italy |
| 22.1 | Ordained Deacon | Francesco Antonio Granata † | Deacon | Bishop of Sessa Aurunca, Italy |
| 23.4 | Ordained Priest | Domenico Saverio Pulci-Doria † | Priest | Bishop of Ariano, Italy |
| 15 Mar | 41.4 | Confirmed | Scipion-Jérôme Bégon † | Bishop of Toul, France |
| 48.7 | Appointed | Luigi Maria de Dura, O.P. † | Bishop of Castellaneta, Italy |
| 34.2 | Appointed | Johann Friedrich Adolf von Hörde zu Schönholthausen † | Titular Bishop of Flavias | Vicar Apostolic of Nordic Missions, Germany |
| 34.2 | Appointed | Johann Friedrich Adolf von Hörde zu Schönholthausen † | Auxiliary Bishop of Osnabrück, Germany | Vicar Apostolic of Nordic Missions, Germany |
| 42.6 | Confirmed | Joseph Dominikus Franz Kilian von Lamberg † | Cardinal, Bishop of Passau, Germany |
| 57.2 | Appointed | Fortunato Morosini, O.S.B. † | Bishop of Brescia, Italy |
| 57.1 | Appointed | Tomás José Ruiz Montes † | Archbishop (Personal Title) of Oviedo, Spain | Bishop of Cartagena (en España) |
| 46.4 | Confirmed | Damian Hugo Philipp von Schönborn Bushein † | Coadjutor Bishop of Konstanz {Constance}, Germany | Cardinal, Bishop of Speyer, Germany |
| 64.2 | Confirmed | Jan Joachim Tarło † | Bishop of Poznań, Poland |
| 20 Mar | | Born | Gioacchino Paglione † | | Bishop of Trivento, Italy |
| 22 Mar | 54.9 | Selected | Giuseppe Maria Positano, O.P. † | Archbishop of Acerenza e Matera, Italy |
| 24 Mar | 75.2 | Died | Charles-Marin Labbé, M.E.P. † | Coadjutor Vicar Apostolic of Cochin {Cocincina}, Viet Nam |
| 27 Mar | 31.2 | Ordained Priest | Paolo Cernuschi † | Priest | Bishop of Como, Italy |
| 29 Mar | | Born | Nicola Bizarri † | | Bishop Emeritus of Forli, Italy |
| 48.7 | Ordained Bishop | Luigi Maria de Dura, O.P. † | Bishop of Castellaneta, Italy |
| 30 Mar | 63.0 | Appointed | Francesco de Vico † | Titular Bishop of Elusa |
| 2 Apr | 51.8 | Died | György Ferenc Matalics † | Priest |
| 10 Apr | 42.7 | Installed | Joseph Dominikus Franz Kilian von Lamberg † | Cardinal, Bishop of Passau, Germany |
| 11 Apr | 36.3 | Ordained Bishop | Joseph-Alphonse de Valbelle de Tourves † | Titular Bishop of Hierapolis in Isauria | Bishop of Saint-Omer, France |
| 12 Apr | 54.6 | Appointed | Charles Antoine Donadoni, O.F.M. Conv. † | Bishop of Šibenik (Knin), Croatia |
| Appointed | José Pereto Ricarte, O. de M. † | Bishop of Almería, Spain |
| 55.2 | Appointed | Jacinto Valledor Fresno † | Bishop of Osma, Spain |
| 21 Apr | 36.9 | Appointed | Karl Joseph von Kuenburg † | Bishop of Seckau, Austria | Bishop of Chiemsee, Germany |
| 25 Apr | 41.5 | Ordained Bishop | Scipion-Jérôme Bégon † | Bishop of Toul, France |
| 54.7 | Ordained Bishop | Charles Antoine Donadoni, O.F.M. Conv. † | Bishop of Šibenik (Knin), Croatia |
| 1 May | 40.4 | Ordained Deacon | Ercole Michele d’Aragona † | Deacon | Bishop of Aversa, Italy |
| 55.3 | Ordained Bishop | Jean-Jacques Tessier de Quéralay, M.E.P. † | Titular Bishop of Rosalia | Vicar Apostolic of Siam, Thailand |
| 10 May | 68.9 | Resigned | Joseph-Ignace de Foresta Colongue † | Bishop of Apt, France | Bishop Emeritus |
| 12 May | 39.6 | Appointed | Domenico Nicola Condulmer † | Bishop of Hvar (Lesina), Croatia | Bishop of Belluno, Italy |
| 40.4 | Appointed | Ercole Michele d’Aragona † | Bishop of Mileto, Italy | Bishop of Aversa, Italy |
| Appointed | Juan Francisco Antonio de Escandón, C.R. † | Bishop of Concepción, Chile | Archbishop of Lima, Peru |
| 56.9 | Appointed | Luigi Forni † | Bishop of Reggio Emilia, Italy | Bishop Emeritus |
| 81.3 | Appointed | Diego Morcillo Rubio de Auñón de Robledo, O.SS.T. † | Archbishop of Lima, Peru |
| 59.3 | Appointed | Juan de Necolalde † | Archbishop of La Plata o Charcas, Bolivia |
| 54.2 | Confirmed | Pablo Vilana Perlas † | Archbishop of Salerno, Italy |
| 15 May | 69.1 | Appointed | Lorenzo Cozza, O.F.M. Obs. † | Minister General of Order of Observant Friars Minor | Cardinal, Cardinal-Priest of Santa Maria in Ara Coeli |
| 18 May | 34.6 | Ordained Priest | Giovanni Antonio Foscarini, C.R.L. † | Priest of Canons Regular of the Congregation of the Most Holy Saviour of the Lateran | Archbishop of Corfù, Greece |
| 20 May | | Born | Francisco de Saldanha da Gama † | | Cardinal, Patriarch of Lisboa {Lisbon}, Portugal |
| 21 May | | Born | Franz de Paula Xaver Ludwig Jakob von Breuner † | | Bishop of Chiemsee, Germany |
| Died | Jacques Maboul † | Bishop of Alet, France |
| 22 May | 23.0 | Ordained Priest | Niccolò Borgia † | Priest | Bishop of Aversa, Italy |
| 23 May | | Born | Antonio Caballero y Góngora † | | Bishop of Córdoba, Spain |
| 39.7 | Ordained Bishop | Domenico Nicola Condulmer † | Bishop of Hvar (Lesina), Croatia | Bishop of Belluno, Italy |
| 40.4 | Ordained Bishop | Ercole Michele d’Aragona † | Bishop of Mileto, Italy | Bishop of Aversa, Italy |
| 57.0 | Ordained Bishop | Luigi Forni † | Bishop of Reggio Emilia, Italy | Bishop Emeritus |
| 27.4 | Ordained Priest | Francesco Maria Piccolomini † | Priest | Bishop Emeritus of Pienza, Italy |
| 79.3 | Died | Jean-François Salgues de Valderies de Lescure † | Bishop of Luçon, France |
| 27 May | 38.0 | Ordained Priest | Antonio Albergotti † | Priest | Titular Bishop of Chalcis in Syria |
| 30 May | 43.5 | Ordained Priest | Giacomo Oddi † | Priest | Cardinal, Bishop of Viterbo e Tuscania, Italy |
| Jun | 85.4 | Died | Fabrizio Maffei † | Bishop of Penne e Atri, Italy |
| 2 Jun | 58.5 | Selected | Pietro Galletti † | Bishop of Patti, Italy | Bishop of Catania, Italy |
| 6 Jun | 37.0 | Ordained Bishop | Karl Joseph von Kuenburg † | Bishop of Seckau, Austria | Bishop of Chiemsee, Germany |
| 10 Jun | | Born | Louis-Charles du Plessis d’Argentré † | | Bishop of Limoges, France |
| 13 Jun | | Ordained Bishop | José Pereto Ricarte, O. de M. † | Bishop of Almería, Spain |
| 19 Jun | 26.4 | Ordained Priest | Vincenzo Antonio Maria Muscettola † | Priest | Bishop of Recanati e Loreto, Italy |
| 25 Jun | | Born | Tomaz da Encarnação da Costa e Lima, C.R.S.A. † | | Bishop of Olinda, Brazil |
| 27 Jun | 29.1 | Ordained Priest | Francesco Guidi † | Priest | Archbishop of Pisa, Italy |
| 29.4 | Ordained Priest | Alessandro Pappafava † | Priest of Padova {Padua}, Italy | Titular Bishop of Famagusta |
| 28 Jun | 73.4 | Died | Francisco del Rincón, O.M. † | Archbishop of Santafé en Nueva Granada, Colombia |
| 29 Jun | 34.5 | Ordained Bishop | Johann Friedrich Adolf von Hörde zu Schönholthausen † | Titular Bishop of Flavias | Vicar Apostolic of Nordic Missions, Germany |