Date | Age | Event | Bishop | Title | Current Title |
unknown | | Born | Giuseppe Acorrà † | | Archbishop of Oristano, Italy |
| Ordained Bishop | Ishaq al-Sahdrawi † | Bishop |
49.0 | Died | Hyacinthus Arnolfini, O.F.M. Obs. † | Bishop of Milos (Melos), Greece |
| Born | Miklós Balogh † | | Bishop of Vác, Hungary |
31.2 | Appointed | Francesco Barberini (Sr.) † | Archpriest of the Basilica di San Pietro in Vaticano {Saint Peter Basilica} | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
59.1 | Appointed | Antonio (Marcello) Barberini (Sr.), O.F.M. Cap. † | Secretary of the Congregation for Universal Inquisition | Cardinal, Major Penitentiary of the Apostolic Penitentiary |
| Born | Pietro Barugi † | | Bishop of Urbania e Sant’Angelo in Vado, Italy |
73.0 | Resigned | Benedetto Benedetti † | Bishop of Caorle, Italy | Bishop Emeritus |
| Born | Marcjan Michal Białłozor (Bilozor), O.S.B.M. † | | Archbishop of Połock (Polotsk) (Ukrainian), Belarus |
| Born | Dominic Burke, O.P. † | | Bishop of Elphin, Ireland |
44.1 | Resigned | Jean-Pierre Camus † | Bishop of Belley, France | Bishop Emeritus |
49.0 | Succeeded | Luis de Cañizares, O.M. † | Bishop of Comayagua, Honduras |
| Born | Michel Colbert de Saint-Pouange † | | Bishop of Mâcon, France |
| Died | Antonio Cesonio † | Bishop of Oppido Mamertina, Italy |
| Born | Giuseppe Civran † | | Bishop of Vicenza, Italy |
24.7 | Appointed | Girolamo Colonna † | Archpriest of the Arcibasilica di San Giovanni in Laterano {Saint John Lateran Basilica} | Cardinal, Archbishop Emeritus of Bologna, Italy |
| Died | Mateus da Costa Aborim † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| Died | Paolo de Curtis, C.R. † | Bishop Emeritus of Isernia, Italy | Bishop |
| Born | Francisco de Borja † | | Bishop of Trujillo, Peru |
78.5 | Died | Alfonso del Galdo, O.P. † | Bishop of Comayagua, Honduras |
| Died | Petar Domitrović † | Bishop of Zagreb (Agram), Croatia |
37.0 | Died | Edmund Dungan † | Bishop of Down and Connor, Ireland |
| Born | György Fenessy † | | Bishop of Eger, Hungary |
45.0 | Ordained Bishop | Thomas de Grace † | Titular Bishop of Dionysias | Auxiliary Bishop of Liège, Belgium |
14.7 | Appointed | Henri de Lorraine-Guise † | Archbishop of Reims, France | Former Archbishop-Elect |
| Born | Giovanni Vincenzo Lucchesini, O.S.M. † | | Bishop of Assisi, Italy |
| Born | Benedetto Luperti † | | Bishop of Cagli, Italy |
| Born | Ronan Maginn (Ghineus) † | | Vicar Apostolic of Dromore, Ireland |
| Born | Giovan Giorgio Mainardi † | | Bishop of Ripatransone, Italy |
| Born | Giovanni Paolo Meniconi † | | Bishop of Bagnoregio (Bagnorea), Italy |
| Born | Gaetano Miraballi (Miroballi), C.R. † | | Archbishop of Amalfi, Italy |
| Born | Giacomo Filippo Nini † | | Cardinal, Cardinal-Priest of Santa Maria della Pace |
44.0 | Ordained Bishop | John O’Cullenan † | Bishop of Raphoe, Ireland |
| Appointed | Máximo Pereira, O.S.B. † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| Died | Máximo Pereira, O.S.B. † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
61.0 | Died | Fabio Piccolomini † | Bishop of Massa Marittima, Italy |
26.0 | Ordained Priest | Patrick Plunkett, O. Cist. † | Priest | Bishop of Meath, Ireland |
| Died | Diego Ramirez de Cepeda † | Bishop of Cartagena, Colombia |
46.5 | Resigned | Antonio Ricciulli † | Bishop of Belcastro, Italy | Archbishop of Cosenza, Italy |
| Born | Diego Ros de Medrano † | | Bishop of Orense, Spain |
| Born | Jean Crisóstomo Royo de Castellvi † | | Bishop of Segorbe, Spain |
| Born | Patrick Russell † | | Archbishop of Dublin, Ireland |
| Born | Manuel de Noroña, O.F.M. † | | Bishop of Coimbra, Portugal |
18.0 | Entered | Hieronim Wladysław Lubartowicz de Kovel Sanguszko † | Member of Society of Jesus | Bishop of Smoleńsk, Poland |
| Born | Antonio Savo de’ Panicoli † | | Bishop of Termoli, Italy |
| Born | Severo Tomás Auter, O.P. † | | Bishop of Tortosa, Spain |
| Resigned | Paolo Torelli † | Archbishop of Rossano, Italy | Archbishop Emeritus |
| Died | Benito Rodriguez Valtodano (Baltodano), O.S.B. † | Bishop of Nicaragua |
52.3 | Resigned | Francesco Venturi † | Bishop of San Severo, Italy | Bishop Emeritus |
49.0 | Resigned | Celso (Giuliano) Zani, O.F.M. † | Bishop of Città della Pieve, Italy | Bishop Emeritus |
6 Jan | 37.0 | Ordained Bishop | Pietro Carpegna † | Bishop of Gubbio, Italy |
12 Jan | 68.0 | Died | Iñigo Brizuela Artiaga, O.P. † | Bishop Emeritus of Segovia, Spain |
20 Jan | 78.3 | Died | Bartholomäus Scholl † | Auxiliary Bishop of Freising, Germany |
22 Jan | | Born | Frans van Horenbeke † | | Bishop of Gent {Ghent, Gand}, Belgium |
28 Jan | 64.0 | Died | Giacomo Cavalieri (Caballero) † | Cardinal, Cardinal-Priest of Sant’Eusebio |
2 Feb | 56.0 | Died | Fernando Acevedo González † | Archbishop of Burgos, Spain |
4 Feb | 30.8 | Ordained Bishop | Johannes Truchseß von Waldburg-Wolfegg † | Bishop of Konstanz {Constance}, Germany |
12 Feb | 43.1 | Appointed | Patrick Comerford, O.S.A. † | Bishop of Waterford and Lismore, Ireland |
51.1 | Appointed | Cristóbal de Aresti Martínez de Aguilar, O.S.B. † | Bishop of Paraguay (o Ssma Assunzione) | Bishop of Buenos Aires, Argentina |
| Appointed | Roche MacGeoghegan, O.P. † | Bishop of Kildare, Ireland |
41.1 | Confirmed | Jean Henri de Salette † | Bishop of Lescar, France |
26 Feb | 74.1 | Died | João de Portugal, O.P. † | Bishop of Viseu, Portugal |
8 Mar | 61.1 | Selected | Fernando de Vera y Zuñiga, O.S.A. † | Archbishop (Personal Title) of Cuzco, Peru | Bishop |
10 Mar | 43.8 | Succeeded | Giovanni Pietro Volpi † | Bishop of Novara, Italy |
70.1 | Died | Ulpiano (Volpiano) Volpi † | Bishop of Novara, Italy |
11 Mar | 42.1 | Died | Lucas García Miranda † | Bishop of Santa Marta, Colombia |
14 Mar | | Appointed | Pietro Bonaventura † | Bishop of Cesena, Italy |
46.8 | Appointed | Urbano Felicio † | Bishop of Policastro, Italy |
| Appointed | Girolamo Parisani † | Bishop of Polignano (Polinianum), Italy |
18 Mar | 43.2 | Ordained Bishop | Patrick Comerford, O.S.A. † | Bishop of Waterford and Lismore, Ireland |
Apr | 28.7 | Ordained Priest | Bl. Juan de Palafox y Mendoza † | Priest | Bishop of Osma, Spain |
3 Apr | 79.2 | Resigned | Jacques de Vény d’Arbouze † | Abbot of Cluny, France | Abbot Emeritus |
5 Apr | 72.2 | Died | Giovanni Luigi Pasolini, O.S.B. † | Bishop Emeritus of Segni, Italy |
9 Apr | 55.2 | Died | Pietro Valier (Valerio) † | Cardinal, Bishop of Padova {Padua}, Italy |
11 Apr | 75.0 | Died | Guillaume Gifford, O.S.B. † | Archbishop of Reims, France |
14 Apr | 27.8 | Ordained Priest | Dietrich Adolf von der Reck † | Priest of Paderborn, Germany | Bishop |
17 Apr | | Ordained Bishop | Pietro Bonaventura † | Bishop of Cesena, Italy |
46.8 | Ordained Bishop | Urbano Felicio † | Bishop of Policastro, Italy |
| Ordained Bishop | Girolamo Parisani † | Bishop of Polignano (Polinianum), Italy |
26 Apr | 49.4 | Appointed | Federico Baldissera Bartolomeo Cornaro † | Cardinal-Priest of San Marco | Cardinal, Cardinal-Bishop of Albano |
30 Apr | 49.4 | Appointed | Federico Baldissera Bartolomeo Cornaro † | Bishop of Padova {Padua}, Italy | Cardinal, Cardinal-Bishop of Albano |
49.3 | Appointed | Giovanni Domenico Spinola † | Cardinal-Priest of Santa Cecilia | Cardinal, Bishop of Mazara del Vallo, Italy |
1 May | 30.8 | Ordained Deacon | Scipione Pannocchieschi d’Elci † | Deacon | Cardinal, Archbishop Emeritus of Pisa, Italy |
3 May | 51.3 | Died | Baglione Carradoli † | Bishop of Marsi, Italy |
30.8 | Ordained Priest | Scipione Pannocchieschi d’Elci † | Priest | Cardinal, Archbishop Emeritus of Pisa, Italy |
11 May | | Died | Lourenço de Távora, O.F.M. Obs. † | Bishop Emeritus of Elvas, Portugal |
26 May | 47.4 | Appointed | Georg Hammer † | Auxiliary Bishop of Magdeburg, Germany |
47.4 | Appointed | Georg Hammer † | Titular Bishop of Diocaesarea in Palaestina | Auxiliary Bishop of Magdeburg, Germany |
28 May | 31.4 | Appointed | Louis de Nogaret de La Valette † | Coadjutor Bishop of Mirepoix, France | Bishop of Carcassonne, France |
31.4 | Appointed | Louis de Nogaret de La Valette † | Titular Bishop of Sebaste in Cilicia | Bishop of Carcassonne, France |
32.3 | Appointed | Pietro Antonio Spinelli † | Archbishop of Rossano, Italy |
45.4 | Appointed | Wilhelm von Welsberg † | Bishop of Brixen {Bressanone}, Italy |
4 Jun | 32.3 | Ordained Bishop | Pietro Antonio Spinelli † | Archbishop of Rossano, Italy |
10 Jun | 60.4 | Died | Alessandro Bosco † | Bishop Emeritus of Gerace, Italy |
14 Jun | 60.4 | Died | Miguel García Serrano, O.E.S.A. † | Archbishop of Manila, Philippines |
20 Jun | | Born | Antonio Francesco Roberti † | | Archbishop of Urbino, Italy |
24 Jun | 35.4 | Died | Balthazar de Budos † | Bishop of Agde, France |
25 Jun | 60.4 | Appointed | Michael de Bernardis, O.F.M. Ref. † | Bishop of Milos (Melos), Greece | Bishop Emeritus |
50.4 | Appointed | Nicolas Dallós † | Bishop of Győr (Raab), Hungary |
29 Jun | 59.4 | Ordained Bishop | Francisco de Zamudio y Avendaño, O.S.A. † | Bishop of Nueva Caceres, Philippines |