Date | Age | Event | Bishop | Title | Current Title |
unknown | | Born | Tommaso d’Ancora (Ariconi), C.R. † | | Archbishop of Trani, Italy |
| Died | Elie-Hormez Habib Elias Asmar † | Archbishop of Diarbekir (Amida) (Chaldean), Turkey |
| Born | Lorenzo Azzolini † | | Bishop of Narni, Italy |
| Born | Josse Bouckaert † | | Bishop of Ypres (Ieper), Belgium |
| Ordained Bishop | Isidoro Caja de la Jara † | Bishop of Mondońedo, Spain |
| Born | Luigi Capponi † | | Cardinal, Archbishop Emeritus of Ravenna, Italy |
| Born | Modernus (Fabrizio) Caracciolo Piscizi † | | Bishop of Oppido Mamertina, Italy |
| Born | Jacinto del Cerro, O.P. † | | Bishop of Gaeta, Italy |
| Born | Pierdonato Cesi (Jr.) † | | Cardinal, Cardinal-Priest of San Marcello |
| Born | Gui Champion de Cicé † | | Bishop of Tréguier, France |
| Born | Lodovico Cinci † | | Bishop of Todi, Italy |
| Born | Marco Antonio Cornaro † | | Bishop of Padova {Padua}, Italy |
45.0 | Ordained Priest | Wolfgang Kämmerer von Dalberg † | Priest | Archbishop of Mainz, Germany |
59.0 | Died | Claude d’Auraison † | Bishop of Castres, France |
| Born | Bernard Despruets † | | Bishop of Saint-Papoul, France |
| Born | Pierre Dinet † | | Coadjutor Bishop-Elect of Mâcon, France |
86.0 | Died | Giovanni Francesco de Mirto † | Bishop Emeritus of Ruvo (Ruo)(di Puglia), Italy |
| Resigned | Bartolomeo Doria † | Bishop of Milos (Melos), Greece | Bishop Emeritus |
| Born | Paul-Antoine de Fay-Perault † | | Bishop of Uzés, France |
| Born | Ascanio Filomarino † | | Cardinal, Archbishop of Napoli {Naples}, Italy |
73.0 | Died | James Fitzmaurice, O. Cist. † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
| Died | Pietro Franchi Giannuzzi † | Bishop of Alatri, Italy |
| Born | Giovanni Francesco Gandolfo † | | Bishop of Alba (Pompea), Italy |
| Born | Nicolň Guidi di Bagno † | | Cardinal, Bishop Emeritus of Senigallia, Italy |
| Born | Joannes Franciscus Gniński † | | Auxiliary Bishop of Poznań, Poland |
| Appointed | Joseph-Elie † | Archbishop of Diarbekir (Amida) (Chaldean), Turkey |
| Ordained Bishop | Joseph-Elie † | Archbishop of Diarbekir (Amida) (Chaldean), Turkey |
| Ordained Bishop | Charles de Liscoet † | Bishop of Quimper, France |
| Died | Sigismondo Mangiaruga † | Bishop of Oppido Mamertina, Italy |
| Died | Gerolamo Melchiori † | Bishop Emeritus of Macerata, Italy |
| Appointed | Turlough O’Neill † | Archbishop of Cashel, Ireland | Archbishop-Elect |
| Died | Turlough O’Neill † | Archbishop-Elect of Cashel, Ireland |
| Died | Andrés Pérez † | Bishop of Ciudad Rodrigo, Spain |
| Born | François Boyvin de Péricard † | | Bishop of Évreux, France |
| Died | Boldizsár Persei Melegh † | Bishop of Csanád, Hungary |
| Born | Carlo Pinto † | | Bishop of Nicotera, Italy |
| Born | Paulus Pucciarelli, O.P. † | | Bishop of Andros, Greece |
| Born | Anastazy Antoni Seljava (Sielawa), O.S.B.M. † | | Archbishop of Kyiv-Halyč {Kiev} (Ukrainian), Ukraine |
| Born | Nicolň Spínola, C.R. † | | Bishop of Ventimiglia, Italy |
| Born | Nicola Antonio Spinelli, C.R. † | | Bishop of Alessano, Italy |
| Born | Alessandro Strozzi † | | Bishop of San Miniato, Italy |
| Died | Bernardino Suriano † | Archbishop of Corfů, Greece |
| Born | Andrzej Szołdrski † | | Bishop of Poznań, Poland |
| Died | Louis de Tartre, O. Cist. † | Auxiliary Bishop of Besançon, France |
5 Jan | | Born | Marco Antonio Tomati † | | Bishop of Asti, Italy |
10 Jan | 38.0 | Appointed | Paolo Regio † | Bishop of Vico Equense, Italy |
17 Jan | | Died | Cesare Bovio † | Bishop of Nardň, Italy |
| Died | Vincenzo Cisoni, O.P. † | Bishop of Sant’Agata de’ Goti, Italy |
19 Jan | | Appointed | Jerónimo Manrique de Lara † | Bishop of Cartagena (en Espańa) | Bishop of Ávila, Spain |
23 Jan | | Died | Anton Resch, O.P. † | Auxiliary Bishop of Würzburg, Germany |
24 Jan | 65.4 | Resigned | Antoine Perrenot de Granvella † | Archbishop of Mechelen, Belgium | Cardinal, Archbishop of Besançon, France |
56.0 | Appointed | Joannes Hauchin † | Archbishop of Mechelen, Belgium |
66.0 | Appointed | Maximilien Morillon † | Bishop of Tournai {Doornik}, Belgium |
31 Jan | | Appointed | Vicente de Fonseca, O.P. † | Archbishop of Goa, India |
59.0 | Appointed | Feliciano Ninguarda, O.P. † | Bishop of Sant’Agata de’ Goti, Italy | Bishop of Como, Italy |
Feb | | Died | Jean Baptiste Le Gras † | Bishop of Tréguier, France |
37.0 | Died | Nicholas Skerrett † | Archbishop of Tuam, Ireland |
2 Feb | 25.0 | Ordained Priest | Paolo Tolosa, C.R. † | Priest of Congregation of Clerics Regular | Archbishop of Chieti, Italy |
6 Feb | 39.0 | Ordained Bishop | Andrés Cabrera Bobadilla † | Bishop of Segovia, Spain | Archbishop of Zaragoza, Spain |
33.0 | Ordained Bishop | François Vernčde-Corneillan † | Bishop of Rodez, France |
7 Feb | | Appointed | Claude Sozomene † | Bishop of Pula (Pola), Croatia | Auxiliary Bishop of Salzburg, Austria |
13 Feb | 38.1 | Ordained Bishop | Paolo Regio † | Bishop of Vico Equense, Italy |
25 Feb | | Died | Vincenzo Castaneola Marino † | Bishop of Alba (Pompea), Italy |
2 Mar | 65.2 | Died | Fulvio Giulio della Corgna, O.S.Io.Hieros. † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
4 Mar | 42.3 | Appointed | Alfonso Gesualdo di Conza (Gonza) † | Cardinal-Bishop of Albano | Cardinal, Archbishop of Napoli {Naples}, Italy |
50.0 | Appointed | Giovanni Francesco Gŕmbara † | Cardinal, Cardinal-Bishop of Palestrina |
68.4 | Appointed | Prospero Publicola Santacroce † | Cardinal-Priest of San Clemente | Cardinal, Cardinal-Bishop of Albano |
64.1 | Appointed | Giovanni Antonio Serbelloni † | Cardinal-Bishop of Frascati | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
7 Mar | | Died | Pedro de la Peńa, O.P. † | Bishop of Quito, Ecuador |
9 Mar | | Appointed | Fabio Fornari † | Bishop of Nardň, Italy |
| Appointed | Sebastián Pérez † | Bishop of Osma, Spain |
60.1 | Appointed | Giacomo Savelli † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| Appointed | Mathurin de Savonničres, O.S.A. † | Bishop of Bayeux, France |
50.1 | Appointed | Alonso Velázquez † | Archbishop of Santiago de Compostela, Spain |
10 Mar | 51.0 | Died | Antonio Cauco (Cocco) † | Archbishop Emeritus of Corfů, Greece |
16 Mar | 49.2 | Died | Jean de Vassé † | Bishop of Lisieux, France |
23 Mar | 59.2 | Appointed | Jan Borukowski † | Bishop of Przemyśl, Poland |
| Appointed | Juan Manual Martínez de Manzanillo, O.P. † | Bishop of Coro, Venezuela |
| Appointed | Martín de Salvatierra † | Bishop of Segorbe, Spain | Bishop of Ciudad Rodrigo, Spain |
28 Mar | | Appointed | Gaspar Juan de la Figuera, C.R.S.A. † | Bishop of Albarracin, Spain | Bishop of Lérida, Spain |
| Appointed | Georges de Péricard † | Bishop of Avranches, France |
44.2 | Appointed | Jan Dymitr Solikowski † | Archbishop of Lviv, Ukraine |
| Appointed | Lelio (Aurelio) Zibramonti (Gibramontis) † | Bishop of Alba (Pompea), Italy | Bishop of Casale Monferrato, Italy |
1 Apr | 35.3 | Resigned | Gebhard Truchseß von Waldburg † | Archbishop of Köln {Cologne}, Germany | Former Archbishop-Elect |
7 Apr | 76.2 | Died | Juan Bautista (Giovanni Battista) Campeggio † | Bishop Emeritus of Mallorca, Spain |
10 Apr | 26.8 | Ordained Priest | Jerzy Radziwiłł † | Priest | Cardinal, Bishop of Vilnius, Lithuania |
12 Apr | 53.2 | Ordained Bishop | Georg von Schönenberg † | Bishop of Worms, Germany |
17 Apr | | Ordained Bishop | Claude Sozomene † | Bishop of Pula (Pola), Croatia | Auxiliary Bishop of Salzburg, Austria |
27 Apr | | Died | Paolo Fusco † | Bishop of Sarno, Italy |
33.3 | Appointed | Germanico Malaspina † | Bishop of San Severo, Italy |
May | 30.3 | Ordained Priest | William Bishop † | Priest | Vicar Apostolic of England (and Wales), Great Britain |
1 May | | Ordained Bishop | Lelio (Aurelio) Zibramonti (Gibramontis) † | Bishop of Alba (Pompea), Italy | Bishop of Casale Monferrato, Italy |
4 May | 50.3 | Appointed | Bertrand Barrau du Pouron † | Bishop of Pamiers, France |
| Appointed | Bartolomé Molina † | Bishop of Tuy, Spain |
11 May | | Appointed | Bernard Dupuy, O.F.M. † | Bishop of Agde, France |
55.5 | Appointed | Aleksander Mieliński, C.R.S.A. † | Bishop of Wenden (Windau), Poland | Bishop-Elect |
69.3 | Appointed | Benito Tocco, O.S.B. † | Bishop of Lérida, Spain |
32.9 | Appointed | Maffeo Venier † | Archbishop of Corfů, Greece |
2 Jun | 28.4 | Selected | Ernst von Bayern † | Archbishop of Köln {Cologne}, Germany | Archbishop-Elect |
3 Jun | | Appointed | Pedro de Castilho † | Bishop of Leiria, Portugal | Bishop Emeritus |
59.4 | Appointed | Bartolomé de Ledesma, O.P. † | Bishop of Antequera, Oaxaca, México |
5 Jun | 70.4 | Installed | Bernardino Bricennio (Brisseno) † | Bishop of Vigevano, Italy |
12 Jun | 44.4 | Ordained Bishop | Jan Dymitr Solikowski † | Archbishop of Lviv, Ukraine |
24 Jun | | Born | Juan Merino López, O.F.M. † | | Bishop of Valladolid, Spain |
27 Jun | | Appointed | Francesco D’Afflitto † | Bishop of Scala, Italy |