Date | Age | Event | Bishop | Title | Current Title |
unknown | | Appointed | Benoit † | Bishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia |
| Ordained Bishop | Johannes Berger, O.E.S.A. † | Titular Bishop of Belline | Auxiliary Bishop of Freising, Germany |
| Died | Rodrigo de Borja † | Bishop of Barcelona, Spain |
| Born | Erich von Braunschweig-Grubenhagen † | | Bishop-Elect of Osnabrück, Germany |
| Appointed | Liévin Brunstorp, O.P. † | Auxiliary Bishop of Halberstadt, Germany |
| Appointed | Liévin Brunstorp, O.P. † | Titular Bishop of Dionysias | Auxiliary Bishop of Halberstadt, Germany |
| Died | Giovanni Campanella, O.S.B. † | Bishop of Minervino Murge, Italy |
| Died | Girolamo Capranica † | Archbishop of Fermo, Italy |
| Died | Corrado Caracciolo † | Bishop of Patti, Italy |
| Born | Tommaso Caracciolo † | | Archbishop of Capua, Italy |
| Died | Sansone de Cayano † | Bishop of Marsico Nuovo, Italy |
| Died | Robert Clément, O.S.A. † | Auxiliary Bishop of Rouen, France |
| Resigned | Canute Mikkelsen (Cobson, Kobsøn) † | Bishop of Viborg, Denmark | Bishop Emeritus |
| Born | Francesco Cornaro (Sr.) † | | Cardinal, Cardinal-Bishop of Palestrina |
| Born | Jacques de Croy, O.S.B. † | | Bishop Emeritus of Cambrai, France |
| Born | Amanieu d’Albret † | | Cardinal, Cardinal-Deacon of San Nicola in Carcere |
| Born | Jean d’Amboise † | | Bishop of Langres, France |
| Born | Niklaus Diesbach † | | Coadjutor Bishop Emeritus of Basel, Switzerland |
| Appointed | Jacques d’Ivoy, O.F.M. † | Auxiliary Bishop of Toul, France |
| Appointed | Jacques d’Ivoy, O.F.M. † | Titular Bishop of Nicopolis in Palaestina | Auxiliary Bishop of Toul, France |
| Died | Imbert de Laye † | Administrator of Saint-Paul-Trois-Châteaux, France |
| Died | Domenico de Dominici † | Bishop of Brescia, Italy |
| Died | Francischinus † | Bishop of Sagone (Sagona), France |
| Born | García de Loaysa y Mendoza, O.P. † | | Cardinal, Archbishop of Sevilla {Seville}, Spain |
| Born | Pedro Gómez Sarmiento de Villandrando † | | Cardinal, Archbishop of Santiago de Compostela, Spain |
| Died | Patrick Graham † | Bishop Emeritus of Saint Andrews, Scotland, Great Britain | Archbishop Emeritus |
29.0 | Ordained Priest | Friedrich von Hohenzollern † | Priest of Mainz, Germany | Bishop of Augsburg, Germany |
| Appointed | Domenico de Imola † | Titular Bishop of Lydda |
| Appointed | Gilles de Laval-Loué † | Bishop of Sées {Séez}, France |
| Born | Baltazar Limpo, O. Carm. † | | Archbishop of Braga, Portugal |
| Died | Francesco Pietro Luca di Gerona, O.P. † | Bishop of Teramo, Italy |
| Died | João Manuel Ferras † | Bishop of Guarda, Portugal |
| Born | Francisco Marroquín Hurtado † | | Bishop of Santiago de Guatemala |
| Resigned | Hans Markvardsson (Marquardsson) † | Bishop of Skara, Sweden | Bishop Emeritus |
| Born | Basilio Mascardi † | | Bishop of Todi, Italy |
| Died | Pierantonio Mastini † | Bishop of Cagli, Italy |
| Died | Michele † | Bishop of Pedena, Austria |
| Appointed | Guillaume Militis † | Bishop of Argos, Greece |
| Died | Lorenzo di Moncada, O.F.M. † | Bishop of Castro [di Sardegna], Italy |
| Appointed | Jean de Montchenu † | Bishop of Agen, France | Bishop of Viviers (Aps), France |
| Died | Pietro de Nucera, O.P. † | Bishop of Nocera de’ Pagani, Italy |
| Appointed | Berthold von Oberg, O.P. † | Auxiliary Bishop of Hildesheim, Germany | Auxiliary Bishop Emeritus |
| Died | Odo O’Higgins † | Bishop of Mayo, Ireland |
| Appointed | Andrzej Opaliński † | Auxiliary Bishop of Gniezno, Poland |
| Appointed | Andrzej Opaliński † | Titular Bishop of Athyra | Auxiliary Bishop of Gniezno, Poland |
| Died | Giovanni Orsini † | Archbishop of Trani, Italy |
| Died | Martin Pedro † | Bishop of Lamego, Portugal |
| Died | Jean Petitde † | Bishop of Mende, France |
| Born | Georg von Polenz, O.T. † | | Bishop Emeritus of Samland (Sambia), Poland |
| Died | Gabriele Pontangeli † | Bishop of Lettere (-Gragnano), Italy |
| Died | Lope de Ribas † | Bishop of Cartagena (en España) |
| Born | Adrian von Riedmatten (I) † | | Bishop of Sion {Sitten}, Switzerland |
| Died | Bartolomeo Antonio de Salmen † | Bishop of Ostuni, Italy |
| Died | Francisco de Santillana † | Bishop of Osma, Spain | Bishop of Córdoba, Spain |
| Resigned | Enguerrand Signard (Seignart), O.P. † | Bishop of Auxerre, France | Bishop Emeritus |
| Died | Jean Simon, O.P. † | Bishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia |
| Died | Gisberto Tolomei † | Bishop of Corneto (Tarquinia) e Montefiascone, Italy |
| Died | Andrea Veroli † | Bishop of Camerino, Italy |
30.1 | Ordained Priest | Łukasz Weisselrod (Watzenrode) † | Priest | Bishop of Warmia (Ermland), Poland |
| Born | Friedrich zu Wied † | | Former Bishop-Elect of Münster, Germany |
| Appointed | Florence Wolley, O.S.B. † | Auxiliary Bishop of Norwich, England, Great Britain | Bishop Emeritus of Clogher, Ireland |
14 Jan | | Appointed | Antonio de Miraballis † | Bishop of Lettere (-Gragnano), Italy |
| Appointed | Michel Guibé † | Bishop of Dol, France | Bishop of Rennes, France |
| Appointed | Thomas James † | Bishop of Saint-Pol-de-Léon, France | Bishop of Dol, France |
| Appointed | Christophe de Penmarch † | Bishop of Saint-Brieuc, France |
| Appointed | Giovanni de Rossi † | Bishop of Alatri, Italy |
19 Jan | | Appointed | Giovanni de Sos (Sog) † | Archbishop of Sassari, Italy |
29 Jan | | Died | John Smith † | Bishop of Llandaff, Wales, Great Britain |
1 Feb | 43.6 | Died | Cristoforo della Rovere † | Cardinal, Archbishop of Tarentaise (Moûtiers-en-Tarentaise), France |
10 Feb | 36.1 | Appointed | Domenico della Rovere † | Cardinal-Priest of San Vitale | Cardinal, Bishop of Corneto (Tarquinia) e Montefiascone, Italy |
36.1 | Elevated to Cardinal | Domenico della Rovere † | Cardinal, Bishop of Corneto (Tarquinia) e Montefiascone, Italy |
11 Feb | | Appointed | Richard Bell, O.S.B. † | Bishop of Carlisle, England, Great Britain | Bishop Emeritus |
36.1 | Appointed | Domenico della Rovere † | Archbishop of Tarentaise (Moûtiers-en-Tarentaise), France | Cardinal, Bishop of Corneto (Tarquinia) e Montefiascone, Italy |
| Succeeded | William Schives de Vulfalt † | Archbishop of Saint Andrews, Scotland, Great Britain |
58.1 | Appointed | Edward Story † | Bishop of Chichester, England, Great Britain |
15 Feb | | Appointed | Richard Oldham, O.S.B. † | Bishop of The Isles (Sodor), Scotland, Great Britain |
27 Feb | 49.1 | Appointed | Lorenzo Zanni (Zane) † | Bishop of Brescia, Italy | Bishop Emeritus |
Mar | | Born | Christoph von Stadion † | | Bishop of Augsburg, Germany |
1 Mar | 41.1 | Ordained Bishop | Georg Altdorfer † | Bishop of Chiemsee, Germany |
80.1 | Died | Marco Cattaneo (de Capitaneis), O.P. † | Bishop of Alessandria (della Paglia), Italy |
11 Mar | 24.7 | Appointed | Francesco Soderini † | Bishop of Volterra, Italy | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
1 Apr | 61.2 | Appointed | Pietro Foscari † | Administrator of Split (Spalato), Croatia | Cardinal, Administrator of Padova {Padua}, Italy |
58.2 | Appointed | Cosma Orsini, O.S.B. † | Cardinal, Archbishop of Trani, Italy |
5 Apr | | Died | John Booth † | Bishop of Exeter, England, Great Britain |
6 Apr | 62.2 | Appointed | Giovanni Giacomo d’Acri, O.F.M. † | Archbishop (Personal Title) of Treviso, Italy | Bishop |
14 Apr | 39.2 | Appointed | Giovanni Antonio Sangiorgio † | Bishop of Alessandria (della Paglia), Italy | Cardinal, Bishop of Parma, Italy |
15 Apr | | Appointed | Pascasio di Gallignana † | Bishop of Pedena, Austria |
26 Apr | | Ordained Bishop | Richard Bell, O.S.B. † | Bishop of Carlisle, England, Great Britain | Bishop Emeritus |
| Died | Francesco Salviati (Riario) † | Archbishop of Pisa, Italy |
27 Apr | | Born | Galeazzo Florimonte † | | Bishop Emeritus of Sessa Aurunca, Italy |
29 Apr | | Appointed | Francesco Spalluci de Pontecuro † | Bishop of Ostuni, Italy |
4 May | | Appointed | Jean Baillet † | Bishop of Auxerre, France |
| Appointed | Robert de Cornegrue † | Titular Bishop of Sidon |
| Appointed | Étienne Goupillon † | Bishop of Sées {Séez}, France |
18 May | | Appointed | John Marshall † | Bishop of Llandaff, Wales, Great Britain |
25 May | | Appointed | Prosper Camurio de Janus (Cannilio de Janua) † | Bishop of Caithness, Scotland, Great Britain | Bishop Emeritus |
26 May | | Born | Giulio de’ Medici † | | Pope (Roma {Rome}, Italy) |
3 Jun | | Appointed | Vincenzo Galeotti (Galeota) † | Bishop of Rapolla, Italy | Administrator of Capaccio, Italy |
| Appointed | Pietro Minutolo † | Bishop of Teramo, Italy |
18 Jun | | Died | Rodrigo de Vergara † | Bishop of León, Spain |
Jul | 39.5 | Installed | Giovanni Antonio Sangiorgio † | Bishop of Alessandria (della Paglia), Italy | Cardinal, Bishop of Parma, Italy |
3 Jul | 63.5 | Died | Angelo Capranica † | Cardinal, Cardinal-Bishop of Palestrina |
| Appointed | Edmund Connesburgh † | Titular Archbishop of Chalcedon | Archbishop Emeritus of Armagh, Ireland |
| Appointed | Galeazzo della Rovere † | Bishop of Agen, France |
| Appointed | Geoffroy Herbert † | Bishop of Coutances, France |
| Appointed | Jean de Montchenu † | Bishop of Viviers (Aps), France |
| Appointed | Ottaviano Spinelli del Palagio † | Archbishop of Armagh, Ireland |
34.5 | Appointed | Giuliano della Rovere † | Bishop of Mende, France | Pope (Roma {Rome}, Italy) |
6 Jul | 50.1 | Appointed | Pedro González de Mendoza † | Cardinal-Priest of Santa Croce in Gerusalemme | Cardinal, Archbishop of Toledo, Spain |
24 Jul | 73.1 | Died | Giovanni Battista Mellini † | Cardinal, Bishop of Urbino, Italy |
27 Jul | | Appointed | Giovanni Boriti † | Bishop of Dagne (Danj), Albania |
| Appointed | Giovanni Battista Capranica † | Bishop of Fermo, Italy |
| Appointed | Brynolf Gerklaksson † | Bishop of Skara, Sweden |
| Appointed | Paul Malcasi (Malonsius) † | Bishop of Lezhë {Lesh, Alessio}, Albania |
| Appointed | Giovanni Antonio Pitito Saponaria, O.F.M. Conv. † | Bishop of Marsico Nuovo, Italy |
1 Aug | 61.5 | Died | Matthias von Rammung † | Bishop of Speyer, Germany |
4 Aug | | Died | William Grey † | Bishop of Ely, England, Great Britain |
5 Aug | 43.5 | Selected | Ludwig von Helmstatt † | Bishop of Speyer, Germany |
8 Aug | 58.6 | Selected | John Morton † | Bishop of Ely, England, Great Britain | Cardinal, Archbishop of Canterbury, England, Great Britain |
13 Aug | 66.6 | Ordained Bishop | Dieter von Isenburg-Büdingen † | Archbishop of Mainz, Germany |
14 Aug | | Appointed | Astorge Aimeri (Aimery, Almarici) † | Bishop of Saint-Paul-Trois-Châteaux, France | Archbishop of Vienne, France |
| Appointed | Giovanni Cremonesi † | Bishop of Anagni, Italy | Bishop-Elect |
8.6 | Appointed | Alfonso de Aragón † | Archbishop of Zaragoza, Spain | Archbishop of Valencia, Spain |
55.6 | Resigned | Ausias Despuig † | Administrator of Zaragoza, Spain | Cardinal, Archbishop of Monreale, Italy |
| Appointed | Guido Gaufridi † | Titular Bishop of Troja |
| Appointed | Lazarus Racanelli, O.P. † | Bishop of Urbino, Italy |
24 Aug | 36.6 | Appointed | Domenico della Rovere † | Archbishop (Personal Title) of Corneto (Tarquinia) e Montefiascone, Italy | Cardinal, Bishop |
31 Aug | | Appointed | Alvaro Gonzalez de Chaves † | Bishop of Guarda, Portugal | Bishop Emeritus |
| Appointed | Guillaume Thurin, O.P. † | Titular Bishop of Hierapolis in Phrygia |
Sep | | Died | Giovanni Cremonesi † | Bishop-Elect of Anagni, Italy |
6 Sep | | Ordained Bishop | Astorge Aimeri (Aimery, Almarici) † | Bishop of Saint-Paul-Trois-Châteaux, France | Archbishop of Vienne, France |
| Ordained Bishop | Guido Gaufridi † | Titular Bishop of Troja |
9 Sep | | Appointed | Guido Boncheri † | Bishop of Cagli, Italy |
| Confirmed | Peter Courtenay † | Bishop of Exeter, England, Great Britain | Bishop of Winchester, England, Great Britain |
| Appointed | Gentile da Spoleto † | Bishop of Anagni, Italy |
13 Sep | | Ordained Bishop | Jean Baillet † | Bishop of Auxerre, France |
25 Sep | 63.4 | Died | Pedro Ferris † | Cardinal, Bishop of Tarazona, Spain |
28 Sep | 43.7 | Confirmed | Ludwig von Helmstatt † | Bishop of Speyer, Germany |
36.7 | Died | Federico de Manfredi † | Bishop of Faenza, Italy |
| Appointed | Andrés Martínez Ferriz † | Bishop of Tarazona, Spain |
4 Oct | | Ordained Bishop | Lorenz von Freiberg † | Bishop of Gurk, Austria |
5 Oct | | Appointed | Battista de' Canonici, O.S.B. † | Bishop of Faenza, Italy |
| Appointed | Marino Cieri de Acerris † | Bishop of Minervino Murge, Italy |
| Appointed | Laurent Regina † | Bishop of Sagone (Sagona), France |
9 Oct | | Appointed | Jean Theodorico, O.F.M. † | Titular Bishop of Tripolis in Phoenicia |
| Appointed | Luis Velasco † | Bishop of León, Spain | Bishop of Córdoba, Spain |
14 Oct | | Appointed | Cristoforo Magno † | Bishop of Castro [di Sardegna], Italy |
| Appointed | Bernardino Sánchez, O.S.A. † | Auxiliary Bishop of Urgell, Spain |
| Appointed | Bernardino Sánchez, O.S.A. † | Titular Bishop of Hippos | Auxiliary Bishop of Urgell, Spain |
18 Oct | | Died | Roberto de Simmern † | Bishop of Strasbourg, France |
24 Oct | | Died | David Hackett † | Bishop of Ossory, Ireland |
30 Oct | 58.8 | Confirmed | John Morton † | Bishop of Ely, England, Great Britain | Cardinal, Archbishop of Canterbury, England, Great Britain |
1 Nov | | Ordained Bishop | Bernardino Sánchez, O.S.A. † | Titular Bishop of Hippos | Auxiliary Bishop of Urgell, Spain |
6 Nov | 58.8 | Appointed | Marco Barbo † | Cardinal-Bishop of Palestrina | Cardinal, Patriarch of Aquileia, Italy |
8 Nov | | Ordained Bishop | Peter Courtenay † | Bishop of Exeter, England, Great Britain | Bishop of Winchester, England, Great Britain |
16 Nov | | Appointed | Marino Fregeno † | Bishop of Kammin (Camin), Germany |
20 Nov | | Appointed | Niels Glob † | Bishop of Viborg, Denmark |
27 Nov | | Appointed | Gonzalo Fernández de Heredia † | Bishop of Barcelona, Spain | Archbishop of Tarragona, Spain |
6 Dec | | Ordained Bishop | Guillaume Thurin, O.P. † | Titular Bishop of Hierapolis in Phrygia |
13 Dec | 43.9 | Ordained Bishop | Ludwig von Helmstatt † | Bishop of Speyer, Germany |
20 Dec | 69.9 | Died | Johann von Venningen † | Bishop of Basel, Switzerland |
25 Dec | | Died | Johannes Hutter, O.F.M. † | Auxiliary Bishop of Würzburg, Germany |