Date | Age | Event | Bishop | Title | Current Title |
unknown | | Succeeded | Marino Acciabianca † | Bishop of Nusco, Italy | Bishop Emeritus |
| Born | Melchor Alvarez de Vozmediano † | | Bishop Emeritus of Guadix, Spain |
| Died | Mikuláš Csáky (de Bačka) † | Bishop of Csanád, Hungary |
| Died | François Berthelay † | Bishop of Mylopotamos, Greece |
| Died | Clément de Brillac † | Bishop of Tulle, France |
| Died | Tomás de Córdoba, O.S.A. † | Bishop of Duvno, Bosnia and Herzegovina |
| Died | Andrea Cornaro † | Bishop of Ossero (Osor), Croatia |
| Died | Antoine Crivel (Coinel, Crenel), O. Hum. † | Titular Bishop of Bethleem |
| Born | Alessandro Crivelli † | | Cardinal, Bishop Emeritus of Cariati e Cerenzia, Italy |
36.0 | Resigned | Amanieu d’Albret † | Administrator of (Saint-Bertrand de) Comminges, France | Cardinal, Cardinal-Deacon of San Nicola in Carcere |
| Died | Mathieu d’Artigueloube † | Bishop of Pamiers, France |
| Born | Francisco Delgado López † | | Bishop of Jaén, Spain |
| Died | Charles du Hautbois † | Bishop Emeritus of Tournai {Doornik}, Belgium |
| Appointed | Giovanni Giacomo Dino, O.F.M. † | Archbishop of Otranto, Italy |
| Died | Giovanni Giacomo Dino, O.F.M. † | Archbishop of Otranto, Italy |
| Died | Nicola Dolci † | Bishop of Nemosia (Limasol), Cyprus |
43.4 | Appointed | Bernardo Dovizi da Bibbiena † | Administrator of Pozzuoli, Italy | Cardinal, Administrator of Coutances, France |
26.0 | Ordained Priest | Melchior Fattlin † | Priest | Auxiliary Bishop of Konstanz {Constance}, Germany |
| Died | Tommaso Foschi † | Bishop of Comacchio, Italy |
| Died | Antonio de Garay, O.F.M. † | Auxiliary Bishop of Osma, Spain |
| Appointed | Juan Bautista Garzón † | Bishop of Ossero (Osor), Croatia | Bishop-Elect |
| Died | Antonio Giaconi † | Bishop of Pozzuoli, Italy |
| Ordained Bishop | Luis Guillermo (Guillem), O.F.M. † | Auxiliary Bishop of Valencia, Spain |
| Died | Jean-Jacques de Kermavan † | Bishop of Saint-Pol-de-Léon, France |
| Appointed | Jean de La Marthonie † | Bishop of Acqs (Dax), France | Bishop Emeritus |
| Died | Aloys Malumbra † | Bishop of Arbe (Rab), Croatia |
| Died | Antonio Maramaldo † | Bishop of Nusco, Italy |
| Succeeded | Vincenzo de Massari † | Bishop of Mylopotamos, Greece |
| Born | Jean des Monstiers de Froissac (Dufresne de Moustiers) † | | Bishop Emeritus of Bayonne, France |
42.0 | Ordained Bishop | Esteban Gabriel Merino † | Archbishop of Bari (-Canosa), Italy | Cardinal, Patriarch of West Indies, Spain |
| Born | Fabio Mirto Frangipani † | | Bishop Emeritus of Caiazzo, Italy |
| Died | Jean de Nivella, O.P. † | Titular Bishop of Selymbria |
| Born | Joachim van Oprode † | | Auxiliary Bishop of Utrecht, Netherlands |
| Died | Johann Ostwein, O.P. † | Auxiliary Bishop of Strasbourg, France |
| Died | Pedro Parente † | Bishop of Alghero, Italy |
| Died | Angelo Petrucci † | Bishop of Bertinoro, Italy |
| Died | Giovanni Battista Petrucci (Petruzzi) † | Bishop of Caserta, Italy |
| Died | Girolamo Piccolomini † | Bishop Emeritus of Pienza e Montalcino, Italy |
| Died | Latino Pio † | Bishop of Vieste, Italy |
55.3 | Resigned | Lorenzo Pucci † | Administrator of Vannes, France | Cardinal, Cardinal-Bishop of Palestrina |
| Died | Dalmacio Queralt † | Bishop of Acerno, Italy |
| Appointed | Robert † | Bishop of Aberdeen, Scotland, Great Britain | Priest |
| Resigned | Raffaele Rocca † | Bishop of Capri, Italy | Bishop Emeritus |
| Resigned | Prospero de Rusticis † | Bishop of Valva e Sulmona, Italy | Bishop Emeritus |
| Born | Wolfgang von Salm † | | Bishop of Passau, Germany |
| Born | Moritz von Sandizell † | | Bishop Emeritus of Freising, Germany |
| Died | Gerhard Schwut (Schrowe) † | Bishop of Dorpat (Tartu), Estonia |
| Born | Guglielmo Sirleto † | | Cardinal, Bishop Emeritus of Squillace, Italy |
| Died | Serafino da Squillace, O.F.M. † | Archbishop of Otranto, Italy |
| Died | Stefan Teglatije (de Taleazis) † | Bishop of Torcello (Turris), Italy |
| Born | Benito Tocco, O.S.B. † | | Bishop of Lérida, Spain |
| Born | Fernando de Tricio Arenzana † | | Bishop of Salamanca, Spain |
| Born | Antonio Trivulzio (Jr.) † | | Cardinal, Bishop of Toulon, France |
78.0 | Resigned | Antonio Trombetta † | Bishop of Urbino, Italy | Bishop Emeritus |
| Born | Sebastiano Vanzi † | | Bishop of Orvieto, Italy |
| Died | Santo Venier † | Archbishop of Corfù, Greece |
2 Jan | 54.0 | Died | William Smyth (Smith) † | Bishop of Lincoln, England, Great Britain |
8 Jan | 58.0 | Appointed | Niccolò Fieschi † | Administrator of Toulon, France | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
9 Jan | 44.0 | Appointed | Piotr Lubart † | Auxiliary Bishop of Płock, Poland |
44.0 | Appointed | Piotr Lubart † | Titular Bishop of Lacedaemonia | Auxiliary Bishop of Płock, Poland |
| Resigned | Pietro Pilares, O.P. † | Archbishop of Cagliari, Italy | Archbishop Emeritus |
| Appointed | Juan Pilars † | Archbishop of Cagliari, Italy |
14 Jan | | Died | George Browne † | Bishop of Dunkeld, Scotland, Great Britain |
27 Jan | | Born | Bernardino Maffei † | | Cardinal, Archbishop Emeritus of Chieti, Italy |
29 Jan | 64.0 | Ordained Bishop | Juan de Quevedo Villegas, O.F.M. Obs. † | Bishop of Santa María de La Antigua del Darién, Panama |
2 Feb | | Died | Mikołaj Chrapicki (Crapitz) † | Bishop Emeritus of Chelmno (Culma, Kulm), Poland |
4 Feb | | Appointed | Christophe de Brillac † | Archbishop of Tours, France |
6 Feb | | Appointed | Christian Czernekow † | Bishop of Reval (Rewel), Estonia | Bishop-Elect |
| Appointed | Cornelius O’Kahan † | Bishop of Raphoe, Ireland | Bishop Emeritus |
43.0 | Appointed | Thomas Wolsey † | Bishop of Lincoln, England, Great Britain | Cardinal, Archbishop of York, England, Great Britain |
8 Feb | | Born | Daniele Matteo Alvise Barbaro † | | Patriarch-Elect of Aquileia, Italy |
9 Feb | 45.5 | Died | Uriel von Gemmingen-Michelfeld † | Archbishop of Mainz, Germany |
10 Feb | | Born | Domenico Bollani † | | Bishop of Brescia, Italy |
12 Feb | | Ordained Bishop | Fabian Weickmann † | Titular Bishop of Philadelphia in Arabia | Auxiliary Bishop of Eichstätt, Germany |
17 Feb | | Appointed | Andre † | Titular Bishop of Monembasia |
| Appointed | Ferdinando Pandolfini † | Coadjutor Bishop of Troia, Italy | Bishop |
| Died | Nicolas Salina † | Bishop of Hierapetra, Greece | Bishop Emeritus |
20 Feb | | Appointed | Aleksander Myszczynski † | Auxiliary Bishop of Włocławek (Kujawy, Kalisze), Poland |
| Appointed | Aleksander Myszczynski † | Titular Bishop of Margarita | Auxiliary Bishop of Włocławek (Kujawy, Kalisze), Poland |
25 Feb | | Born | Otto Truchseß von Waldburg † | | Cardinal, Bishop of Augsburg, Germany |
5 Mar | 55.3 | Succeeded | Adolf von Anhalt-Zerbst † | Bishop of Merseburg, Germany |
70.5 | Died | Thilo von Trotha † | Bishop of Merseburg, Germany |
6 Mar | 41.1 | Resigned | Sisto Gara della Rovere (Franciotti) † | Administrator of Benevento, Italy | Cardinal, Bishop of Padova {Padua}, Italy |
| Appointed | François de Dinteville † | Bishop of Auxerre, France | Bishop Emeritus |
46.0 | Appointed | Alessandro Farnese † | Administrator of Benevento, Italy | Pope (Roma {Rome}, Italy) |
| Appointed | Agostino de Nabe, O.P. † | Bishop of Trebinje e Mrkan, Bosnia and Herzegovina |
9 Mar | 23.6 | Selected | Albrecht von Brandenburg † | Cardinal, Archbishop of Mainz, Germany |
15 Mar | | Appointed | Johannes Kneissel † | Auxiliary Bishop of Brixen {Bressanone}, Italy |
| Appointed | Johannes Kneissel † | Titular Bishop of Belline | Auxiliary Bishop of Brixen {Bressanone}, Italy |
20 Mar | 34.8 | Resigned | Pompeo Colonna † | Bishop of Rieti, Italy | Cardinal, Administrator of Monreale, Italy |
22 Mar | 39.5 | Resigned | Luigi d’Aragona † | Administrator of Capaccio, Italy | Cardinal, Administrator of Nardò, Italy |
| Appointed | Vincenzo Galeotti (Galeota) † | Administrator of Capaccio, Italy |
46.2 | Installed | Matthäus Lang von Wellenburg † | Cardinal-Deacon of Sant’Angelo in Pescheria | Cardinal, Archbishop of Salzburg, Austria |
24 Mar | 39.2 | Appointed | Federico Sanseverino † | Cardinal-Deacon of San Teodoro | Cardinal, Apostolic Administrator Emeritus of Novara, Italy |
26 Mar | 43.2 | Ordained Bishop | Thomas Wolsey † | Bishop of Lincoln, England, Great Britain | Cardinal, Archbishop of York, England, Great Britain |
29 Mar | | Appointed | Fabrizio Di Capua † | Archbishop of Otranto, Italy | Archbishop Emeritus |
| Appointed | Guy Le Clerc, O.S.A. † | Bishop of Saint-Pol-de-Léon, France | Bishop Emeritus |
4 Apr | 32.2 | Appointed | Marco Cornaro † | Bishop of Nemosia (Limasol), Cyprus | Cardinal, Cardinal-Bishop of Palestrina |
5 Apr | 59.0 | Resigned | Pietro de Accolti de Aretio † | Bishop of Ancona e Numana, Italy | Cardinal, Cardinal-Bishop of Sabina |
17.2 | Appointed | Francesco de Accolti † | Bishop of Ancona e Numana, Italy | Bishop Emeritus |
| Appointed | Girolamo de Portiae † | Bishop of Torcello (Turris), Italy |
7 Apr | | Appointed | Pietro Ravelli † | Titular Bishop of Hebron |
15 Apr | | Born | François de Beaucaire de Péguillon † | | Bishop Emeritus of Metz, France |
24 Apr | | Appointed | Antonio La Legname † | Archbishop of Messina, Italy |
2 May | | Appointed | Trifone Bisanti † | Bishop of Kotor (Cattaro), Montenegro |
3 May | | Born | St. Bartolomé Fernandes dos Mártires, O.P. † | | Archbishop Emeritus of Braga, Portugal |
5 May | 39.6 | Resigned | Luigi d’Aragona † | Administrator of Cava (de’ Tirreni), Italy | Cardinal, Administrator of Nardò, Italy |
| Appointed | Pietro Sanfelice † | Bishop of Cava (de’ Tirreni), Italy | Bishop Emeritus |
8 May | 83.9 | Died | Geoffroy de Melie de Pompadour † | Bishop of Le Puy-en-Velay, France |
15 May | 36.3 | Appointed | Amanieu d’Albret † | Administrator of Pamiers, France | Cardinal, Cardinal-Deacon of San Nicola in Carcere |
38.7 | Appointed | Juan (Johannes) de Witte Hoos (Ubite), O.P. † | Titular Bishop of Selymbria | Bishop Emeritus of Santiago de Cuba |
| Appointed | Johann Duisburg (Seborg) † | Bishop of Dorpat (Tartu), Estonia |
21 May | | Ordained Bishop | Johann Duisburg (Seborg) † | Bishop of Dorpat (Tartu), Estonia |
28 May | | Appointed | Cristoforo Marcello † | Archbishop of Corfù, Greece |
29 May | 53.2 | Appointed | Domenico Grimani † | Administrator of Urbino, Italy | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| Appointed | Luis Muñoz † | Bishop of Acerno, Italy |
50.4 | Appointed | Piotr Tomiczki † | Bishop of Przemyśl, Poland | Bishop of Kraków, Poland |
31 May | | Died | Pierre de Rosier † | Administrator of Lavaur, France |
Jun | 29.2 | Selected | Bernhard von Cles (Clesio) † | Cardinal, Bishop of Trento, Italy |
224.4 | Beatified | St. Hemming † | Bishop of Åbo, Finland |
5 Jun | | Died | Georg von Neideck † | Bishop of Trento, Italy |
12 Jun | 36.0 | Appointed | Giulio de’ Medici † | Administrator of Lavaur, France | Pope (Roma {Rome}, Italy) |
| Appointed | Francesco della Rovere † | Bishop of Volterra, Italy | Archbishop Emeritus of Benevento, Italy |
| Appointed | Diego Pinheiro Lobo † | Bishop of Funchal, Portugal |
| Resigned | Robert † | Bishop-Elect of Aberdeen, Scotland, Great Britain | Priest |
| Appointed | Giuliano Soderini † | Bishop of Saintes, France |
61.0 | Appointed | Francesco Soderini † | Bishop of Vicenza, Italy | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
14 Jun | | Died | Alfonso Carrillo de Albornoz † | Bishop of Ávila, Spain |
19 Jun | | Appointed | Thomas O’Mullaly † | Archbishop of Tuam, Ireland |