Date | Age | Event | Bishop | Title | Current Title |
unknown | | Born | Hieronymus Otto Agricola † | | Bishop of Brixen {Bressanone}, Italy |
| Died | Alticozzo de Alticozzi (Alticotiis) † | Bishop of Guardialfiera (Guardia), Italy |
| Born | Silvestro Andreozzi † | | Bishop of Penne e Atri, Italy |
| Born | Crisostomo Antichi, O.S.B. † | | Bishop of Trebinje e Mrkan, Bosnia and Herzegovina |
53.0 | Died | Francesco Beltramini † | Bishop of Terracina, Priverno e Sezze, Italy |
27.0 | Ordained Priest | Silvestro Branconi † | Priest | Bishop of Montemarano, Italy |
| Died | Jacques de Brouillat † | Former Archbishop-Elect of Arles, France |
| Died | Gentien de Bussy d’Amboise † | Bishop of Tarbes, France |
| Born | Baldassare Cagliares, O.S.Io.Hieros. † | | Bishop of Malta |
| Born | Carlo Catalani † | | Bishop of Crotone (Cotrone), Italy |
23.0 | Entered | Luís Cerqueira, S.J. † | Member of Society of Jesus | Bishop of Funay (Funai), Japan |
| Died | Giovanni Francesco Cibo † | Bishop of Gallipoli, Italy |
| Born | Paolo Ciera, O.S.A. † | | Auxiliary Bishop of Ostia (-Velletri), Italy |
| Born | Pierre Cornulier † | | Bishop of Rennes, France |
| Born | Girolamo Curlo † | | Bishop of Ventimiglia, Italy |
| Born | Joăo da Gama † | | Bishop of Miranda (do Douro), Portugal |
| Born | Ludovico degli Atti (De Actis) † | | Bishop of Segni, Italy |
| Died | Antoine de La Chambre † | Bishop of Belley, France |
| Resigned | Giuliano de’ Medici † | Archbishop of Aix, France | Bishop of Albi, France |
| Born | Jakob Eberlein † | | Bishop of Seckau, Austria |
25.0 | Ordained Priest | Johann Flugi d’Apremont † | Priest | Bishop Emeritus of Chur, Switzerland |
| Born | Lucas de Franchis † | | Bishop of Ugento, Italy |
| Born | Crispin Fuk von Hradiste, O. Praem. † | | Auxiliary Bishop of Praha {Prague}, Czechia |
| Died | Filippo Geri † | Bishop of Assisi, Italy |
| Born | Antonio de Gouvea, O.E.S.A. † | | Titular Bishop of Cyrene |
44.0 | Resigned | Vespasien Gribaldi † | Archbishop of Vienne, France | Archbishop Emeritus |
| Resigned | Louis Grimaldi de Beuil † | Bishop of Vence, France | Bishop Emeritus |
| Born | Agustin de Hinojosa y Montalvo, O.F.M. † | | Bishop of Nicaragua |
| Born | Octave Isnard † | | Bishop of Glandčves, France |
| Born | Thomas Ivkovich, O.F.M. Obs. † | | Bishop of Scardona (Skradin), Croatia |
| Born | Ramón Ivorra † | | Bishop of Perpignan-Elne, France |
58.0 | Resigned | Pietro Landi † | Archbishop of Candia {Crete}, Greece | Archbishop Emeritus |
| Born | Nicolaus Lesdos (Ludosius) † | | Bishop Emeritus of Milos (Melos), Greece |
| Born | Lilio Livioi † | | Auxiliary Bishop of Constantinople |
62.0 | Died | Giacomo Luccari, O.F.M. Obs. † | Bishop of Trebinje e Mrkan, Bosnia and Herzegovina |
| Died | Arthur Magennis † | Bishop of Dromore, Ireland |
| Born | Cosimo Mannucci † | | Bishop of Terni, Italy |
| Resigned | Alessandro Mazza (Mazzio) † | Bishop of Fossombrone, Italy | Bishop Emeritus |
| Died | Giovanni Melis, O.F.M. Conv. † | Bishop of Bosa, Italy |
| Born | Michael Masserotti (Misserotti), O.F.M. Conv. † | | Bishop of Bitetto, Italy |
| Died | Patrick MacMahon, O.F.M. † | Bishop of Ardagh (and Clonmacnois), Ireland |
| Born | Hector de Monte † | | Bishop of Termoli, Italy |
| Born | Orazio Muscettola † | | Bishop of Trevico, Italy |
| Died | Dermot O’Cleary, O.F.M. Obs. † | Bishop of Mayo, Ireland |
| Born | Andrzej Opaliński † | | Bishop of Poznań, Poland |
| Born | Paolo Orsini, O.P. † | | Bishop of Montalto (delle Marche), Italy |
| Died | Gastone Ettore Paganelli † | Bishop of Gravina (di Puglia), Italy |
| Born | Giovanni Battista Piccolomini † | | Bishop of Chiusi, Italy |
| Died | Gerolamo Politi, O.P. † | Bishop of Trevico, Italy |
| Born | Francesco Antonio Porpora † | | Bishop of Montemarano, Italy |
| Born | Augustin Potier de Blancmesnil † | | Bishop of Beauvais, France |
| Ordained Bishop | Julián Ramirez, O.S. † | Bishop of Guadix, Spain | Bishop Emeritus |
| Born | Domenico Rivarola † | | Cardinal, Titular Archbishop of Nazareth |
| Born | Roberto Roberti (-Vittori), O.P. † | | Bishop of Tricarico, Italy |
18.0 | Professed | Francisco Rodríguez, S.J. † | Member of Society of Jesus | Archbishop of Cranganore (Angamala), India |
| Born | Antoine Rose † | | Bishop of Clermont, France |
| Born | Philippus Rovenius † | | Vicar Apostolic of Batavia (Holland Mission), Netherlands |
27.0 | Ordained Priest | Luis Sans y Códol † | Priest | Bishop of Barcelona, Spain |
| Born | Gonzalo Sánchez de Somoza Quiroga † | | Bishop of Mondońedo, Spain |
| Born | Diego Secco, S.J. † | | Coadjutor Patriarch of Ethiopia |
| Died | Donato Stampa † | Bishop of Nepi e Sutri, Italy |
| Born | Denis Stoffels (Christophori) † | | Bishop of Brugge {Bruges}, Belgium |
| Born | János Telegdy † | | Archbishop of Kalocsa, Hungary |
| Died | Paolo Terracino † | Bishop of Calvi Risorta, Italy |
| Born | Leonardo Tritonio † | | Bishop of Poreč (Parenzo), Croatia |
| Ordained Bishop | Cristóbal Vela y Acuńa (Tavera) † | Bishop of Islas Canarias {Canary Islands}, Spain | Archbishop of Burgos, Spain |
23.0 | Ordained Priest | Alfonso Visconte, C.O. † | Priest | Cardinal, Bishop of Spoleto, Italy |
| Resigned | Prospero Vitaliani † | Bishop of Bisignano, Italy | Bishop Emeritus |
| Born | Jan Wężyk † | | Archbishop of Gniezno, Poland |
| Born | August Wiederin von Ottersbach † | | Prefect of Lausitz (Lusatia), Germany |
11 Jan | 54.0 | Died | Gianpaolo della Chiesa † | Cardinal, Prefect of the Apostolic Signatura |
17 Jan | | Died | Antoine Le Cirier † | Bishop of Avranches, France |
19 Jan | | Appointed | Antonio de Zayas, O.F.M. † | Bishop of Nicaragua | Bishop Emeritus |
32.0 | Appointed | Coriolano Garzadori † | Bishop of Ossero (Osor), Croatia | Bishop Emeritus |
| Appointed | Juan Serra, O.S.A. † | Bishop of Bosa, Italy |
22 Jan | | Born | Louis III de Guise de Lorraine † | | Cardinal, Archbishop-Elect of Reims, France |
2 Feb | 27.0 | Ordained Bishop | Côme (Cosme) Clausse de Marchaumont † | Bishop of Chalons-sur-Marne, France |
4 Feb | | Born | Pierre Bérulle, C.O.I. † | | Cardinal, Superior General of Société de l’Oratoire de Jésus |
30.0 | Appointed | Johann Kaspar Neuböck † | Bishop of Wien, Austria |
36.0 | Appointed | Juan Terés † | Auxiliary Bishop of Tarragona, Spain | Archbishop |
36.0 | Appointed | Juan Terés † | Titular Bishop of Marocco o Marruecos, Titular Sees | Archbishop of Tarragona, Spain |
5 Feb | | Died | François de St-Marcel d’Avançon † | Bishop of Grenoble, France |
6 Feb | 47.9 | Ordained Bishop | Marcin Gerstmann † | Bishop of Wrocław (Breslau), Poland |
49.0 | Ordained Bishop | Edmund Tanner † | Bishop of Cork and Cloyne, Ireland |
16 Feb | | Died | Crisostomo Calvino, O.S.B. † | Archbishop of Dubrovnik (Ragusa), Croatia |
20 Feb | | Ordained Bishop | Thomas Albin von Helfenburg † | Bishop of Olomouc (Olmütz), Czechia |
26 Feb | | Born | Gerolamo Maria (Jacopo) Zambeccari, O.P. † | | Bishop Emeritus of Minervino Murge, Italy |
28 Feb | | Appointed | Nicolň Coret † | Bishop of Trieste, Italy |
| Appointed | Simăo de Sá Pereira † | Bishop of Lamego, Portugal | Bishop of Porto, Portugal |
56.1 | Appointed | Antonio Manrique Valencia † | Bishop of Pamplona, Spain |
7 Mar | | Born | Giovanni Tommaso Eustachio, C.O. † | | Bishop Emeritus of Larino, Italy |
9 Mar | 55.0 | Appointed | Vincenzo Portico † | Archbishop of Dubrovnik (Ragusa), Croatia | Archbishop Emeritus |
10 Mar | | Died | Thomas Albin von Helfenburg † | Bishop of Olomouc (Olmütz), Czechia |
| Born | Giovanni Antonio Facchinetti (Jr.) † | | Cardinal, Cardinal-Priest of Santi Quattro Coronati |
18 Mar | 75.2 | Died | Marcantonio Bobba † | Cardinal, Bishop Emeritus of Aosta, Italy |
11 Apr | 35.2 | Appointed | Heinrich Fabricius † | Auxiliary Bishop of Speyer, Germany |
35.2 | Appointed | Heinrich Fabricius † | Titular Bishop of Daulia | Auxiliary Bishop of Speyer, Germany |
22 Apr | 35.3 | Appointed | Augustin Le Cirier † | Bishop of Avranches, France |
47.5 | Confirmed | John Lesley (Leslie) † | Bishop of Ross (Rosemarkie, Fortrose), Scotland, Great Britain |
27 Apr | | Appointed | Jean-Godefroi Ginod † | Bishop of Belley, France |
28 Apr | | Died | Gonzalo Arias Gallego † | Bishop of Cartagena (en Espańa) |
May | 32.4 | Ordained Deacon | Scipione Gonzaga † | Deacon | Cardinal, Cardinal-Priest of Santa Maria del Popolo |
4 May | 73.3 | Appointed | Pierre Pintaflour † | Bishop of Tournai {Doornik}, Belgium |
9 May | 32.1 | Appointed | Pierre de Villars (II) † | Bishop of Mirepoix, France | Archbishop Emeritus of Vienne, France |
| Appointed | Pierre de Villars † | Archbishop of Vienne, France | Archbishop Emeritus |
| Appointed | Giulio Ricci † | Bishop of Gravina (di Puglia), Italy | Bishop of Teramo, Italy |
| Appointed | Danijel Vocacio (Vocazio, Vocatius), O.F.M. † | Bishop of Muro Lucano, Italy |
10 May | | Died | Angelo Oraboni, O.F.M. Obs. † | Archbishop of Trani, Italy |
17 May | 58.3 | Died | Melchior Lichtenfeld (Lichtenfels) † | Bishop of Basel, Switzerland |
20 May | 53.5 | Resigned | Lucio Sassi † | Bishop of Ripatransone, Italy | Cardinal, Bishop Emeritus |
37.7 | Appointed | Filippo Sega † | Bishop of Ripatransone, Italy | Cardinal, Bishop of Piacenza, Italy |
22 May | 30.1 | Ordained Bishop | Julius Echter von Mespelbrunn † | Bishop of Würzburg, Germany |
30 May | | Born | Diego Salcedo Benacos † | | Bishop of Astorga, Spain |
2 Jun | | Born | Sixt Werner von Vogt von Altensumerau und Prasberg † | | Bishop of Konstanz {Constance}, Germany |
5 Jun | 37.8 | Died | Johann Eglof von Knöringen † | Bishop-Elect of Augsburg, Germany |
30.4 | Ordained Bishop | Johann Kaspar Neuböck † | Bishop of Wien, Austria |
15 Jun | | Born | Lelio Biscia † | | Cardinal, Cardinal-Priest of Santa Maria del Popolo |
17 Jun | | Appointed | Andino de Garidelli † | Bishop of Vence, France |
26 Jun | 56.4 | Ordained Bishop | Antonio Manrique Valencia † | Bishop of Pamplona, Spain |
29 Jun | 76.9 | Died | Hernando de Aragón, O. Cist. † | Archbishop of Zaragoza, Spain |
32.3 | Ordained Bishop | Pierre de Villars (II) † | Bishop of Mirepoix, France | Archbishop Emeritus of Vienne, France |
37.8 | Ordained Bishop | Filippo Sega † | Bishop of Ripatransone, Italy | Cardinal, Bishop of Piacenza, Italy |