Date | Age | Event | Bishop | Title | Current Title |
unknown | 60.0 | Died | Martín Aspi Sierra † | Bishop of Palencia, Spain |
| Died | Bernardo de Benedictis † | Bishop of Castellaneta, Italy |
| Born | Martin Borković, O.S.P.P.E. † | | Bishop of Zagreb (Agram), Croatia |
| Died | Jakub Brezwiczki † | Auxiliary Bishop of Poznań, Poland |
| Born | Giovanni Battista Brunengo † | | Bishop of Ales e Terralba, Italy |
31.0 | Appointed | Scipione Caffarelli-Borghese † | Archpriest of the Arcibasilica di San Giovanni in Laterano {Saint John Lateran Basilica} | Cardinal, Cardinal-Bishop of Sabina |
31.0 | Appointed | Scipione Caffarelli-Borghese † | Prefect of the Congregation of the Council | Cardinal, Cardinal-Bishop of Sabina |
| Born | Aniello Campagna † | | Bishop of Nusco, Italy |
| Born | Giacomo Capay y Castagner † | | Bishop of Bosa, Italy |
74.0 | Died | Romolo Cesi † | Bishop Emeritus of Narni, Italy |
| Born | Egidio (Carlo) Colonna, O.S.B. † | | Titular Patriarch of Jerusalem {Gerusalemme}, Palestine |
| Born | Alessandro Crescenzi, C.R.S. † | | Cardinal, Bishop Emeritus of Recanati e Loreto, Italy |
| Born | Robert Cupif † | | Bishop of Dol, France |
28.0 | Ordained Priest | Nicolas Dallós † | Priest | Bishop of Győr (Raab), Hungary |
| Born | Placide-Louis du Chemin, O.S.B. † | | Bishop of Baghdad, Iraq |
| Born | Giambattista del Giudice † | | Bishop of Poreč (Parenzo), Croatia |
| Born | Carlo Diotallevi † | | Bishop of Strongoli, Italy |
| Born | Juan de la Torre y Castro, O.F.M. † | | Bishop of Nicaragua |
| Resigned | Bernardo del Nero, O.P. † | Bishop of Bisignano, Italy | Bishop Emeritus |
| Resigned | Lucas Duran, O.S. † | Bishop of Chiapas (Ciudad Real de Chiapas), México | Bishop of Albarracin, Spain |
| Born | Gerard Farrell † | | Vicar Apostolic of Ardagh (and Clonmacnois), Ireland |
| Died | Agostino Gisolfi, O.P. † | Bishop of Syros (e Milos), Greece |
| Died | Giovanni Battista Guanzato † | Bishop of Polignano (Polinianum), Italy |
47.0 | Died | Vittorio Guarini † | Bishop of Anagni, Italy |
| Died | Giulio Cesare Guarnieri † | Bishop of Satriano e Campagna, Italy |
23.0 | Ordained Priest | Johann Hasius von Lichenfeld † | Priest of Meißen (Meissen) {Lusazia o Lausitz; Sassonia}, Germany | Prefect |
| Born | Emmeric-Marc de La Ferté † | | Bishop of Le Mans, France |
| Born | Raphael Levacovich, O.F.M. Obs. † | | Archbishop of Achrida (Ochrida), Bulgaria |
| Born | Giovanni Girolamo Lomellini † | | Cardinal, Cardinal-Priest of Sant’Onofrio |
| Ordained Bishop | Niceforo Melisseno Comneno † | Bishop | Bishop of Crotone (Cotrone), Italy |
| Born | Giovanni Battista Monti † | | Bishop of San Severo, Italy |
| Died | Pompeo de Nobili † | Bishop of Ripatransone, Italy |
27.0 | Ordained Priest | Alfonso Petrucci † | Priest | Bishop of Chiusi, Italy |
| Born | Giuseppe Maria Pizzini (Piccini), O.P. † | | Bishop of Caorle, Italy |
30.0 | Ordained Priest | Bogusław Radoszewski † | Priest | Bishop of Lutsk (Łuck), Ukraine |
62.0 | Died | Paolo Regio † | Bishop of Vico Equense, Italy |
| Born | Jan Różycki † | | Bishop of Chełm, Poland |
| Died | Giovanni Sanna † | Bishop of Ampurias e Civita, Italy |
| Born | Fabrizio Savelli † | | Cardinal, Archbishop Emeritus of Salerno, Italy |
| Born | Matthieu Scrivanelli † | | Bishop of Ossero (Osor), Croatia |
| Born | Maurizio Solaro (di Moretta) † | | Bishop of Mondovi, Italy |
55.9 | Appointed | István Szuhay † | Bishop of Nitra, Slovakia | Archbishop of Kalocsa, Hungary |
| Born | Wojciech Tolibowski † | | Bishop of Poznań, Poland |
| Died | Toma Ursini, O.F.M. Obs. † | Archbishop of Bar (Antivari), Montenegro |
| Ordained Bishop | Domingo Valderrama y Centeno, O.P. † | Archbishop of Santo Domingo, Dominican Republic | Bishop of La Paz, Bolivia |
20.0 | Entered | Gaspar de Villarroel, O.E.S.A. † | Member of Order of Hermits of St. Augustine | Archbishop of La Plata o Charcas, Bolivia |
| Born | Gabriel Vázquez Saavedra y Rojas † | | Bishop of Coria, Spain |
24.0 | Ordained Priest | Peter Wall † | Priest of Augsburg, Germany | Auxiliary Bishop |
Jan | 67.0 | Died | Pietro Cartolari † | Bishop of Montefeltro, Italy |
1 Jan | 64.0 | Appointed | Piotr Tylicki † | Bishop of Kraków, Poland |
2 Jan | | Died | Jean-François Berliet † | Archbishop of Tarentaise (Moûtiers-en-Tarentaise), France |
7 Jan | 44.0 | Died | Azarias Friton, O.P. † | Archbishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia |
11 Jan | | Died | Camillo Olario (Aulari, Ozario) † | Bishop of Bobbio, Italy |
14 Jan | 46.0 | Ordained Bishop | Marcello Lante della Rovere † | Bishop of Todi, Italy | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
23 Jan | 72.0 | Died | Alessandro Musotti † | Bishop of Imola, Italy |
| Died | Massimiliano Palumbara (Palombella) † | Archbishop of Benevento, Italy |
24 Jan | | Appointed | Camillo Borghese † | Archbishop of Siena, Italy |
81.4 | Resigned | François-Marie Tarugi, C.O. † | Archbishop of Siena, Italy | Cardinal, Archbishop Emeritus |
28 Jan | | Died | Pompée de Periglio, O.F.M. Conv. † | Bishop of Apt, France |
29 Jan | | Appointed | Paolo (Pietro Maria) del Lago (Bisnetti), O.F.M. † | Bishop of Trivento, Italy |
| Appointed | Juan Antonio Bovio, O. Carm. † | Bishop of Molfetta, Italy |
45.0 | Appointed | Martino Mira † | Bishop of Cefalù, Italy |
Feb | | Died | Matteo Sanminiato † | Archbishop of Chieti, Italy |
3 Feb | 79.3 | Died | Tolomeo Gallio † | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
65.2 | Appointed | Domenico Pinelli (Sr.) † | Prefect of the Congregation of (Sacred) Rites | Cardinal, Bishop Emeritus of Fermo, Italy |
4 Feb | 45.0 | Ordained Bishop | Martino Mira † | Bishop of Cefalù, Italy |
7 Feb | 55.0 | Appointed | Pompeio Arrigoni † | Cardinal, Archbishop of Benevento, Italy |
67.0 | Appointed | Girolamo Bernerio, O.P. † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
27.0 | Appointed | Orazio Maffei † | Cardinal-Priest of Santi Marcellino e Pietro | Cardinal, Archbishop of Chieti, Italy |
| Appointed | Diego Mardones, O.P. † | Bishop of Córdoba, Spain |
45.0 | Appointed | Giovanni Garzia Mellini (Millini) † | Archbishop (Personal Title) of Imola, Italy | Cardinal, Cardinal-Bishop of Frascati |
69.0 | Appointed | Mariano Pierbenedetti † | Cardinal-Priest of Santa Maria in Trastevere | Cardinal, Cardinal-Bishop of Frascati |
65.2 | Appointed | Domenico Pinelli (Sr.) † | Cardinal-Bishop of Ostia (e Velletri) | Cardinal, Bishop Emeritus of Fermo, Italy |
| Appointed | Andrzej Richliczki † | Auxiliary Bishop of Poznań, Poland |
| Appointed | Andrzej Richliczki † | Titular Bishop of Aenos | Auxiliary Bishop of Poznań, Poland |
64.0 | Appointed | Antonmaria Sauli † | Cardinal-Bishop of Albano | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
11 Feb | | Ordained Bishop | Juan Antonio Bovio, O. Carm. † | Bishop of Molfetta, Italy |
12 Feb | 51.1 | Appointed | Marcantonio Bellini † | Bishop of Bobbio, Italy |
60.7 | Appointed | Alfonso de la Mota y Escobar † | Bishop of Tlaxcala (Puebla de los Angeles), México |
63.2 | Appointed | Anselmo Marzato, O.F.M. Cap. † | Cardinal, Archbishop of Chieti, Italy |
17 Feb | 57.1 | Appointed | Gerolamo Arsengo, O.F.M. Conv. † | Bishop of Bacău, Romania |
18 Feb | 36.0 | Ordained Bishop | Philippe Cospéan † | Bishop of Aire, France | Bishop of Lisieux, France |
19 Feb | 41.1 | Appointed | Consalvo Duranti † | Bishop of Montefeltro, Italy |
24 Feb | 55.1 | Ordained Bishop | Pompeio Arrigoni † | Cardinal, Archbishop of Benevento, Italy |
63.2 | Ordained Bishop | Anselmo Marzato, O.F.M. Cap. † | Cardinal, Archbishop of Chieti, Italy |
25 Feb | 51.1 | Ordained Bishop | Marcantonio Bellini † | Bishop of Bobbio, Italy |
3 Mar | 30.1 | Ordained Bishop | Theodor Riphaen † | Titular Bishop of Cyrene | Auxiliary Bishop of Köln {Cologne}, Germany |
5 Mar | 52.1 | Appointed | Jean Bertaut † | Bishop of Sées {Séez}, France |
7 Mar | | Born | Innico Caracciolo (Sr.) † | | Cardinal, Archbishop of Napoli {Naples}, Italy |
10 Mar | | Died | Ascanio Libertano (Libertani) † | Bishop of Cagli, Italy |
19 Mar | 52.2 | Appointed | Diego (Didaco) Alvarez, O.P. † | Archbishop of Trani, Italy |
40.2 | Appointed | Juan del Valle y Arredondo, O.S.B. † | Bishop of Guadalajara, Jalisco, México | Bishop Emeritus |
26 Mar | 62.2 | Died | Johann Ertlin † | Auxiliary Bishop of Bamberg, Germany |
1 Apr | 52.2 | Ordained Bishop | Diego (Didaco) Alvarez, O.P. † | Archbishop of Trani, Italy |
27.1 | Ordained Priest | Giovanni Battista Deti † | Priest | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
2 Apr | 59.2 | Appointed | Gian Giacomo Amati † | Bishop of Bisignano, Italy |
| Appointed | Mario Cossa † | Bishop of Montalcino, Italy |
17 Apr | 21.6 | Ordained Bishop | Armand-Jean du Plessis de Richelieu † | Bishop of Luçon, France | Cardinal, Bishop Emeritus |
27 Apr | | Died | Francisco Robuster Sala † | Bishop of Vic, Spain |
28 Apr | 53.3 | Died | Christophe de la Vallée † | Bishop of Toul, France |
29 Apr | | Ordained Bishop | Mario Cossa † | Bishop of Montalcino, Italy |
May | 62.3 | Died | Kyrylo (Cyryl) Terletskyi (Terlecki) † | Bishop of Lutzk e Ostrog (Ukrainian), Ukraine |
2 May | | Born | Luis Crespi y Borja, C.O. † | | Bishop of Plasencia, Spain |
3 May | 41.3 | Appointed | Antonio Caetani (Jr.) † | Apostolic Nuncio to Emperor | Cardinal, Archbishop of Capua, Italy |
38.5 | Resigned | Juan Esteban (Giovanni Stefano) Ferrero, O. Cist. † | Apostolic Nuncio to Emperor | Bishop of Vercelli, Italy |
7 May | 62.3 | Appointed | Juan González de Mendoza, O.S.A. † | Bishop of Chiapas (Ciudad Real de Chiapas), México | Bishop of Popayán, Colombia |
| Appointed | Sebastiano Poggi † | Bishop of Ripatransone, Italy | Bishop Emeritus |
12 May | | Born | Girolamo Buonvisi † | | Cardinal, Bishop of Lucca, Italy |
51.3 | Resigned | Decio Carafa † | Apostolic Nuncio to Flanders, Belgium | Cardinal, Archbishop of Napoli {Naples}, Italy |
| Appointed | Caesar Fedele † | Vicegerent of Roma {Rome}, Italy |
43.5 | Resigned | Berlinghiero Gessi † | Vicegerent of Roma {Rome}, Italy | Cardinal, Bishop Emeritus of Rimini, Italy |
13 May | | Died | Andrés de Casso, O.P. † | Bishop of León, Spain |
14 May | 64.3 | Appointed | Timocrate (Democrate) Aloigi (Aloisi) † | Bishop of Cagli, Italy |
59.3 | Appointed | Wojciech Baranowski † | Bishop of Włocławek (Kujawy, Kalisze), Poland | Archbishop of Gniezno, Poland |
61.3 | Appointed | Barzellino de’ Barzellini † | Bishop of Satriano e Campagna, Italy |
27.6 | Appointed | Guido Bentivoglio d’Aragona † | Titular Archbishop of Colossae | Cardinal, Cardinal-Bishop of Palestrina |
33.3 | Appointed | Pietro Antonio Da Ponte, C.R. † | Bishop of Troia, Italy |
37.3 | Appointed | Charles von Lamberg † | Grand Master of Knights of the Cross with the Red Star | Archbishop of Praha {Prague}, Czechia |
37.3 | Confirmed | Charles von Lamberg † | Archbishop of Praha {Prague}, Czechia |
20 May | 64.3 | Ordained Bishop | Timocrate (Democrate) Aloigi (Aloisi) † | Bishop of Cagli, Italy |
61.3 | Ordained Bishop | Barzellino de’ Barzellini † | Bishop of Satriano e Campagna, Italy |
33.3 | Ordained Bishop | Pietro Antonio Da Ponte, C.R. † | Bishop of Troia, Italy |
| Ordained Bishop | Sebastiano Poggi † | Bishop of Ripatransone, Italy | Bishop Emeritus |
| Born | François de Salignac de La Mothe-Fénelon † | | Bishop of Sarlat, France |
21 May | 48.3 | Appointed | Karel Maes † | Bishop of Ypres (Ieper), Belgium | Bishop of Gent {Ghent, Gand}, Belgium |
22 May | 51.3 | Appointed | Decio Carafa † | Apostolic Nuncio to Spain | Cardinal, Archbishop of Napoli {Naples}, Italy |
45.3 | Resigned | Giovanni Garzia Mellini (Millini) † | Apostolic Nuncio to Spain | Cardinal, Cardinal-Bishop of Frascati |
27 May | 27.6 | Ordained Bishop | Guido Bentivoglio d’Aragona † | Titular Archbishop of Colossae | Cardinal, Cardinal-Bishop of Palestrina |
29.4 | Ordained Priest | Stanislaw Nieborski † | Priest | Auxiliary Bishop of Vilnius, Lithuania |
28 May | 41.4 | Appointed | Jean de Pélissier, O.S.B. † | Bishop of Apt, France |
30 May | | Selected | Eustachy Maliński † | Bishop of Lutzk e Ostrog (Ukrainian), Ukraine |
1 Jun | 27.6 | Appointed | Guido Bentivoglio d’Aragona † | Apostolic Nuncio to Flanders, Belgium | Cardinal, Cardinal-Bishop of Palestrina |
3 Jun | | Died | Orazio Marzani † | Bishop of San Severino (Marche), Italy |
4 Jun | 43.6 | Appointed | Berlinghiero Gessi † | Apostolic Nuncio to Venice, Italy | Cardinal, Bishop Emeritus of Rimini, Italy |
6 Jun | | Born | Andrea Massa † | | Bishop of Gallipoli, Italy |
24 Jun | 45.4 | Ordained Bishop | Tomás Espinosa † | Titular Bishop of Marocco o Marruecos, Titular Sees | Auxiliary Bishop of Valencia, Spain |
48.4 | Ordained Bishop | Karel Maes † | Bishop of Ypres (Ieper), Belgium | Bishop of Gent {Ghent, Gand}, Belgium |
25 Jun | | Appointed | Vincenzo Bonincontro, O.P. † | Bishop of Agrigento (Girgenti), Italy |
50.4 | Appointed | Giovanni Maria Guanzelli, O.P. † | Bishop of Polignano (Polinianum), Italy |
| Appointed | Antonio Seneca † | Bishop of Anagni, Italy |
30 Jun | 68.8 | Died | Cesare Baronio, C.O. † | Cardinal, Cardinal-Priest of Santi Nereo ed Achilleo |