Date | Age | Event | Bishop | Title | Current Title |
unknown | | Died | Antonio Attilio † | Bishop of Termoli, Italy |
| Born | Pietro Bembo † | | Bishop of Krk (Veglia), Croatia |
| Died | Vincenzo de Benedicti † | Bishop of Novigrad (Cittanova), Croatia |
| Died | John Bennet † | Bishop of Cork and Cloyne, Ireland |
| Resigned | Ove Bilde † | Bishop of Aarhus (Århus), Denmark | Bishop Emeritus |
| Born | Geoffroy de Billy † | | Bishop of Laon, France |
| Born | Jean-François Bordini, C.O. † | | Archbishop of Avignon, France |
| Died | Fernando Coutinho † | Bishop of Silves (Sylves), Portugal |
32.0 | Ordained Bishop | Georg (Joris) van Egmond † | Bishop of Utrecht, Netherlands |
| Succeeded | Girolamo Filangheri † | Bishop of Tricarico, Italy |
| Died | Agostino Ferrero, O. Cist. † | Bishop of Vercelli, Italy |
| Born | Ferdinando Ferrero Fieschi † | | Bishop of Ivrea, Italy |
42.0 | Resigned | Jřrgen Friis † | Bishop of Viborg, Denmark | Bishop Emeritus |
| Born | Tomás Gargal (Gargallo), O.S.Io.Hieros. † | | Bishop of Malta |
| Born | Melchior Giedroyć † | | Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| Born | Giovanni Battista Giorgi, O.S.B. † | | Bishop of Stagno (Ston), Croatia |
| Died | Augustin Giustiniani, O.P. † | Bishop of Nebbio, France |
49.0 | Ordained Priest | Rodrigo González de Marmolejo † | Priest of Sevilla {Seville}, Spain | Bishop-Elect of Santiago de Chile |
| Born | Adam de Heurtelou † | | Bishop of Mende, France |
| Born | David Kölderer von Burgstall † | | Bishop of Regensburg, Germany |
68.0 | Resigned | Matthäus Lang von Wellenburg † | Administrator of Chiemsee, Germany | Cardinal, Archbishop of Salzburg, Austria |
| Born | Friedrich Lichtenauer † | | Auxiliary Bishop of Bamberg, Germany |
| Resigned | Bernardino (Benedetto) de Luca † | Bishop of Acci (Accia), France | Bishop Emeritus |
| Died | Ferdinando Marchesi † | Bishop of Vico Equense, Italy |
| Died | Giovanni Francesco de Marellis † | Bishop of Minervino Murge, Italy |
54.0 | Appointed | Györgi Martinuzzi, O.S.P.P.E. † | Bishop of Csanád, Hungary | Cardinal, Bishop of Oradea Mare {Gran Varadino, Nagyvárad}, Romania |
| Born | Sebastiăo de Morais, S.J. † | | Bishop of Funay (Funai), Japan |
| Born | Carlos Muńoz Serrano † | | Bishop of Barbastro, Spain |
| Died | Thomas Murner, O.F.M. † | Auxiliary Bishop of Passau, Germany |
| Appointed | Benedetto de Nobili † | Bishop of Acci (Accia), France | Bishop Emeritus |
14.0 | Professed | Felice Peretti Montalto, O.F.M. Conv. † | Member of Order of Friars Minor Conventual | Pope (Roma {Rome}, Italy) |
| Resigned | Federico Petrucci † | Bishop of Gallipoli, Italy | Bishop Emeritus |
35.8 | Ordained Deacon | Reginald Pole † | Deacon | Cardinal, Archbishop of Canterbury, England, Great Britain |
| Died | Marco Antonio Prioldo † | Bishop of Castellaneta, Italy |
| Born | Girolamo Ragazzoni † | | Bishop of Bergamo, Italy |
| Born | Antonio de la Raya Navarrete † | | Bishop of Cuzco, Peru |
| Born | Pietro Ridolfi, O.F.M. Conv. † | | Bishop of Senigallia, Italy |
| Died | Scipione Roero, O. Hum. † | Bishop of Asti, Italy |
| Resigned | Bernhard von Sachsen-Lauenburg, O. Cist. † | Auxiliary Bishop of Münster, Germany | Auxiliary Bishop Emeritus |
46.0 | Died | Gerolamo Sansoni † | Bishop of Lodi, Italy |
| Ordained Bishop | Diego de Sarmiento, O. Cart. † | Bishop of Santiago de Cuba | Bishop Emeritus of Santiago de Cuba |
94.0 | Resigned | Robert Sherborne † | Bishop of Chichester, England, Great Britain | Bishop Emeritus |
| Died | Alessandro Spagnuolo † | Bishop of Tricarico, Italy |
| Resigned | Knud Henriksen Gyldenstierne (Syldensteiner) † | Bishop of Odense, Denmark | Bishop Emeritus |
| Selected | Dominic Tirrey † | Bishop of Cork and Cloyne, Ireland |
| Died | Tomás de Toro, O.P. † | Bishop-Elect of Cartagena, Colombia |
| Born | [Jeremias II Tranos] † | | Patriarch |
51.0 | Appointed | Agostino Trivulzio † | Administrator of Asti, Italy | Cardinal, Cardinal-Deacon of Sant’Adriano al Foro |
| Died | Defendente Valvassori (Valaresso) † | Bishop of Capodistria (Capo d’Istria)(Koper), Slovenia |
31.0 | Resigned | Antoine-Charles de Vesc † | Bishop of Valence and Die, France | Bishop Emeritus of Castres, France |
| Appointed | Georg von Tessing † | Bishop of Seckau, Austria |
10 Jan | | Appointed | Vincenzo Boccaferro, O.S.B. † | Bishop of Marsico Nuovo, Italy |
56.0 | Appointed | Gedeon Van der Gracht, O.S.A. † | Auxiliary Bishop of Ličge, Belgium |
56.0 | Appointed | Gedeon Van der Gracht, O.S.A. † | Titular Bishop of Castoria | Auxiliary Bishop of Ličge, Belgium |
14 Jan | 66.6 | Died | Richard Nykke (Nix) † | Bishop of Norwich, England, Great Britain |
19 Jan | | Appointed | Filippo Donato † | Bishop of Canea (Cydonia, Egée), Greece | Bishop Emeritus |
23 Jan | 36.0 | Ordained Bishop | René du Bellay de Langey † | Bishop of Le Mans, France | Bishop Emeritus |
28 Jan | 61.2 | Resigned | Lorenzo Campeggio † | Administrator of Candia {Crete}, Greece | Cardinal, Cardinal-Bishop of Sabina |
19.0 | Appointed | Pietro Landi † | Archbishop of Candia {Crete}, Greece | Archbishop Emeritus |
| Appointed | Pietro Andrea Ripanti † | Bishop of Oppido Mamertina, Italy |
Feb | | Born | Gregorio Petrocchini, O.S.A. † | | Cardinal, Cardinal-Bishop of Palestrina |
4 Feb | 56.0 | Appointed | Gérard Roussel † | Bishop of Oloron (Oloron-Sainte-Marie), France |
8 Feb | 55.1 | Died | Johann Reuter, O. Carm. † | Auxiliary Bishop of Würzburg, Germany |
11 Feb | | Appointed | Baltasar de Heredia, O.P. † | Auxiliary Bishop of Urgell, Spain | Archbishop Emeritus of Cagliari, Italy |
| Appointed | Baltasar de Heredia, O.P. † | Titular Bishop of Ceraunia | Archbishop Emeritus of Cagliari, Italy |
| Appointed | Donato Martuccio (Maricucci) † | Bishop of Minervino Murge, Italy | Bishop Emeritus of Sarno, Italy |
| Appointed | Paulus Zandinus † | Auxiliary Bishop of Zagreb (Agram), Croatia |
| Appointed | Paulus Zandinus † | Titular Bishop of Rosmen (Russionen, Rusköi) | Auxiliary Bishop of Zagreb (Agram), Croatia |
18 Feb | | Died | Richard Rawlins † | Bishop of Saint David’s, Wales, Great Britain |
24 Feb | | Born | Ippolito Aldobrandini (Sr.) † | | Pope (Roma {Rome}, Italy) |
Mar | 76.1 | Died | Šimun Kožičić Benja † | Bishop of Modruš, Croatia |
15 Mar | 51.2 | Appointed | Paweł Algimunt Holszański † | Bishop of Vilnius, Lithuania |
73.2 | Appointed | Jan Latalski † | Bishop of Kraków, Poland | Archbishop of Gniezno, Poland |
37.1 | Appointed | Jan (Janusz) z Książąt Litewskich † | Bishop of Poznań, Poland |
| Appointed | Franciscus Temesvar † | Auxiliary Bishop of Pécs, Hungary |
| Appointed | Franciscus Temesvar † | Titular Bishop of Epiphania in Cilicia | Auxiliary Bishop of Pécs, Hungary |
22 Mar | 23.2 | Appointed | Pietro Antonio Di Capua † | Archbishop of Otranto, Italy |
| Resigned | Alessandro Cesarini (Sr.) † | Administrator of Otranto, Italy | Cardinal, Cardinal-Bishop of Palestrina |
23 Mar | 37.3 | Ordained Bishop | Giovanni Michele Saraceni † | Archbishop of Acerenza e Matera, Italy | Cardinal, Cardinal-Bishop of Sabina |
27 Mar | 39.2 | Appointed | Guillaume de Pélissier (Pellicier) † | Bishop of Montpellier, France |
29 Mar | | Died | Francisco Mendoza † | Bishop of Palencia, Spain |
Apr | | Born | Ignazio (Pellegrino) Danti, O.P. † | | Bishop of Alatri, Italy |
8 Apr | | Appointed | Jacques de Tournon † | Bishop of Valence and Die, France |
19 Apr | | Appointed | Benoit Malvitius † | Titular Bishop of Salona |
23 Apr | 44.3 | Ordained Bishop | Christoph Marschalk zu Pappenheim † | Bishop of Eichstätt, Germany |
24 Apr | | Appointed | Jerzy Chwalczewski (Palczewski) † | Bishop of Lutsk (Łuck), Ukraine |
26 Apr | | Died | Franciszek ze Lwowa † | Bishop of Kyiv (Kijów), Ukraine |
27 Apr | | Died | Francisco de Mello † | Bishop of Goa, India |
28 Apr | 58.3 | Appointed | Tommaso Caracciolo † | Archbishop of Capua, Italy |
| Appointed | Luis † | Titular Bishop of Bethleem |
| Died | Thomas O’Mullaly † | Archbishop of Tuam, Ireland |
63.7 | Resigned | Nikolaus von Schönberg, O.P. † | Archbishop of Capua, Italy | Cardinal, Archbishop Emeritus |
31.3 | Appointed | Antoine-Charles de Vesc † | Bishop of Castres, France | Bishop Emeritus |
30 Apr | | Ordained Bishop | Pietro Andrea Ripanti † | Bishop of Oppido Mamertina, Italy |
May | 51.3 | Died | Venerable Diego Alvarez de Osorio † | Bishop-Elect of Nicaragua |
| Died | John Fitzgerald † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
5 May | 39.3 | Appointed | Pietro Paolo Vergerio † | Bishop of Modruš, Croatia | Bishop Emeritus of Capodistria (Capo d’Istria)(Koper), Slovenia |
7 May | | Died | Christophorus Radelennes, O.P. † | Auxiliary Bishop of Bremen (and Hamburg), Germany |
12 May | 51.3 | Died | Detlev Reventlow † | Bishop-Elect of Lübeck, Germany |
15 May | | Appointed | Alessandro Cesarini (Sr.) † | Administrator of Catanzaro, Italy | Cardinal, Cardinal-Bishop of Palestrina |
| Appointed | Jacopo Cortesi † | Bishop of Vaison, France |
15.6 | Appointed | Alessandro Farnese (Jr.) † | Administrator of Monreale, Italy | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
26.3 | Appointed | James Fitzmaurice, O. Cist. † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
| Resigned | Angelo Geraldini d’Amelia † | Bishop of Catanzaro, Italy | Bishop Emeritus |
46.1 | Resigned | Giovanni Salviati † | Administrator of Vaison, France | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
17 May | | Died | Réginal de Martigny † | Bishop of Vabres, France |
22 May | 24.3 | Appointed | Giovanni Battista Acquaviva † | Bishop of Nardň, Italy |
43.3 | Resigned | Giovanni Domenico de Cupis † | Bishop of Nardň, Italy | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
25 May | | Died | François de Guiramand † | Bishop of Digne, France |
| Died | John Max, O. Praem. † | Bishop of Elphin, Ireland |
29 May | | Appointed | Quintin Cogly, O.P. † | Bishop of Dromore, Ireland |
2 Jun | | Resigned | Girolamo Grimaldi † | Administrator of Venafro, Italy | Cardinal, Administrator of Albenga, Italy |
| Appointed | Nicolň Sicardi † | Bishop of Vico Equense, Italy |
| Appointed | Bernardino (Jean) de Soria, O.F.M. † | Bishop of Venafro, Italy |
8 Jun | | Selected | Robert Warton (Parfew) † | Bishop of Saint Asaph, Wales, Great Britain | Bishop of Hereford, England, Great Britain |
13 Jun | | Ordained Bishop | Quintin Cogly, O.P. † | Bishop of Dromore, Ireland |
26.4 | Ordained Bishop | James Fitzmaurice, O. Cist. † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
17 Jun | 35.4 | Appointed | Georges d’Armagnac † | Administrator of Vabres, France | Cardinal, Archbishop Emeritus of Tours, France |
26 Jun | | Confirmed | Robert Warton (Parfew) † | Bishop of Saint Asaph, Wales, Great Britain | Bishop of Hereford, England, Great Britain |
30 Jun | 39.4 | Selected | Balthasar Rantzau † | Bishop of Lübeck, Germany | Bishop-Elect |