Date | Age | Event | Bishop | Title | Current Title |
unknown | | Born | Christopher Bainbridge † | | Cardinal, Archbishop of York, England, Great Britain |
| Died | Jean de Beretin, O.F.M. Conv. † | Titular Bishop of Bethleem |
| Born | Johannes Petrus Brask † | | Bishop of Linköping, Sweden |
| Appointed | Hugues de Coat-Trédez † | Bishop of Tréguier, France | Bishop Emeritus |
| Died | Michele de Cosalis, O. Cist. † | Bishop of Ischia, Italy |
| Died | Emanuele , O.P. † | Bishop of Shkodrë (Scutari), Albania |
| Born | Willem van Enckenvoirt (Enkewort) † | | Cardinal, Bishop of Utrecht, Netherlands |
| Appointed | Domenico Erach † | Bishop of Ugento, Italy |
| Ordained Bishop | Ścibor z Gościeńczyc † | Bishop of Płock, Poland |
| Born | Leonardo Grosso della Rovere † | | Cardinal, Major Penitentiary of the Apostolic Penitentiary |
| Died | Georg von Haugwitz † | Bishop of Naumburg, Germany |
23.0 | Ordained Priest | Berthold von Henneberg-Römhild † | Priest | Archbishop of Mainz, Germany |
| Died | Geoffrey Hereford, O.P. † | Bishop of Kildare, Ireland |
| Died | Jean † | Bishop of Saint-Pons-de-Thomières, France |
| Appointed | John † | Bishop of Derry, Ireland |
| Died | Leonardo † | Bishop of Castro [di Sardegna], Italy |
| Died | Birger Månsson † | Bishop of Västerås (Westeraes), Sweden |
| Died | Matteo † | Bishop of Monteverde, Italy |
| Died | Pietro di Migolla, O.F.M. † | Bishop of Conversano, Italy |
| Died | Jérome de Montenegro, O.P. † | Bishop of Mariana, France |
| Appointed | Nicolaus † | Auxiliary Bishop of Płock, Poland | Bishop of Moldovita (Moldawitza, Suczawa), Romania |
| Professed | Hermann von Rethem, O.P. † | Member of Order of Friars Preachers | Auxiliary Bishop of Bremen (and Hamburg), Germany |
| Died | Sebastiano (or Battino) Ripa † | Bishop of Massa Lubrense, Italy |
| Died | Agapito Rustici Cenci † | Bishop of Camerino, Italy |
| Born | Adalbert zu Sachsen † | | Archbishop-Elect of Mainz, Germany |
| Died | Franjo Speravić, O.F.M. † | Bishop of Knin (Tinin), Croatia |
| Resigned | Henrik Stangeberg † | Bishop of Ribe, Denmark | Bishop Emeritus |
| Born | Piotr Tomiczki † | | Bishop of Kraków, Poland |
| Appointed | Angelo Vitelleschi † | Bishop of Corneto (Tarquinia) e Montefiascone, Italy |
Jan | | Selected | Johannes von Werder † | Bishop of Merseburg, Germany |
1 Jan | 60.0 | Died | Johann von Eych † | Cardinal, Bishop of Eichstätt, Germany |
15 Jan | | Ordained Bishop | Heinrich Vuyst (Wüst), O.F.M. † | Titular Bishop of Tiflis | Auxiliary Bishop of Paderborn, Germany |
16 Jan | 38.0 | Selected | Wilhelm von Reichenau † | Bishop of Eichstätt, Germany |
31 Jan | | Appointed | Odo degli Odoni † | Bishop of Boiano, Italy |
3 Feb | | Appointed | Martino † | Bishop of Crotone (Cotrone), Italy |
| Appointed | Fabrizio Novelli † | Bishop of Veroli, Italy |
| Appointed | Milo Roch, O. Cist. † | Bishop of Leighlin, Ireland |
9 Feb | 33.1 | Died | Bernhard von Braunschweig-Lüneburg † | Former Bishop-Elect of Hildesheim, Germany |
16 Feb | | Appointed | Juan Cerdan, O. Cist. † | Bishop of Barcelona, Spain |
25 Feb | | Died | Jerzy z Wilna † | Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
4 Mar | 59.1 | Ordained Bishop | Jan Lutek † | Bishop of Włocławek (Kujawy, Kalisze), Poland | Bishop of Kraków, Poland |
7 Mar | | Appointed | André de Piacenza, O.S.B. † | Bishop of Sisteron, France | Bishop Emeritus |
12 Mar | 38.1 | Confirmed | Wilhelm von Reichenau † | Bishop of Eichstätt, Germany |
20 Mar | | Confirmed | Johannes von Werder † | Bishop of Merseburg, Germany |
24 Mar | | Appointed | Jans Magnusson † | Bishop of Strängnäs (Strengnäs), Sweden |
4 Apr | | Appointed | François Desprez † | Bishop of Aosta, Italy |
| Resigned | Antoine de Prez † | Bishop of Aosta, Italy | Bishop Emeritus |
11 Apr | | Appointed | Richard Scroope † | Bishop of Carlisle, England, Great Britain |
13 Apr | 85.0 | Died | Arnau Marí de Santacília † | Bishop of Mallorca, Spain |
14 Apr | | Died | Jan Sprowski † | Archbishop of Gniezno, Poland |
16 Apr | | Born | Jan Thurzó † | | Bishop of Wrocław (Breslau), Poland |
16 May | | Died | Antoine de Prez † | Bishop Emeritus of Aosta, Italy |
20 May | 49.8 | Appointed | Francesco della Rovere, O.F.M. † | Minister General of Order of Friars Minor | Pope (Roma {Rome}, Italy) |
23 May | 38.3 | Ordained Priest | Wilhelm von Reichenau † | Priest | Bishop of Eichstätt, Germany |
25 May | | Selected | Dietrich von Bocksdorf † | Bishop of Naumburg, Germany |
37.2 | Confirmed | Ruprecht von Rhein † | Archbishop of Köln {Cologne}, Germany |
27 May | 38.4 | Ordained Bishop | Wilhelm von Reichenau † | Bishop of Eichstätt, Germany |
| Ordained Bishop | Jodok Seitz, O. Praem. † | Titular Bishop of Adramyttium | Auxiliary Bishop of Augsburg, Germany |
29 May | | Born | Roberto Pucci † | | Cardinal, Bishop of Melfi e Rapolla, Italy |
24 Jun | | Ordained Bishop | Richard Scroope † | Bishop of Carlisle, England, Great Britain |
26 Jun | | Confirmed | Dietrich von Bocksdorf † | Bishop of Naumburg, Germany |
| Born | Ernst Herzog von Sachsen † | | Archbishop of Magdeburg, Germany |
9 Jul | | Selected | Giovanni de Cico † | Bishop of Ischia, Italy |
22 Jul | | Ordained Bishop | François Desprez † | Bishop of Aosta, Italy |
23 Jul | | Died | Jean de Coetquis † | Bishop of Tréguier, France |
27 Jul | | Appointed | Peder Nielsen Lodehat † | Bishop of Ribe, Denmark |
29 Jul | 54.5 | Ordained Bishop | Paweł z Grabowa † | Bishop of Chełm, Poland |
31 Jul | 69.5 | Died | Alessio de Cesari † | Archbishop of Benevento, Italy |
Aug | | Appointed | Richard Lang † | Bishop of Kildare, Ireland | Auxiliary Bishop of Winchester, England, Great Britain |
| Ordained Bishop | Johannes von Werder † | Bishop of Merseburg, Germany |
3 Aug | | Appointed | Niccolò Piccolomini † | Archbishop of Benevento, Italy |
4 Aug | | Appointed | Nicolaus Protimus † | Titular Archbishop of Naupactus | Archbishop of Athenai {Athens}, Greece |
6 Aug | | Died | Andrea Bondimerio (Bonaimerio), O.S.A. † | Patriarch of Venezia {Venice}, Italy |
8 Aug | | Appointed | Jean Botin, O.S.B. † | Titular Bishop of Hierapolis in Phrygia |
47.6 | Selected | Matthias von Rammung † | Bishop of Speyer, Germany |
12 Aug | 64.6 | Died | Nikolaus von Cusa † | Cardinal, Bishop of Brixen {Bressanone}, Italy |
20.6 | Appointed | Francesco Gonzaga † | Bishop of Brixen {Bressanone}, Italy | Cardinal, Administrator of Mantova, Italy |
47.6 | Confirmed | Matthias von Rammung † | Bishop of Speyer, Germany |
14 Aug | 58.8 | Died | Enea Silvio Piccolomini † | Pope (Roma {Rome}, Italy) |
26 Aug | | Ordained Bishop | Dietrich von Bocksdorf † | Bishop of Naumburg, Germany |
30 Aug | 47.5 | Elected | Pietro Barbo † | Pope (Roma {Rome}, Italy) |
9 Sep | | Died | Jorge Bardají † | Bishop of Tarazona, Spain |
12 Sep | 74.6 | Died | William Booth † | Archbishop of York, England, Great Britain |
14 Sep | 47.5 | Ordained Bishop | Pietro Barbo † | Pope (Roma {Rome}, Italy) |
16 Sep | 47.5 | Installed | Pietro Barbo † | Pope (Roma {Rome}, Italy) |
| Appointed | Antonio de Cacia † | Titular Bishop of Salona |
| Confirmed | Giovanni de Cico † | Bishop of Ischia, Italy |
| Appointed | Angelo Fasolo † | Bishop of Feltre, Italy |
43.7 | Appointed | Marco da Fiume, O.S.A. † | Bishop of Knin (Tinin), Croatia |
| Appointed | Paweł de Krakow, O.P. † | Auxiliary Bishop of Kraków, Poland |
| Appointed | Paweł de Krakow, O.P. † | Titular Bishop of Laodicea in Syria | Auxiliary Bishop of Kraków, Poland |
| Appointed | Matteo de Pontremoli, O.P. † | Bishop | Bishop Emeritus of Cava (de’ Tirreni), Italy |
42.7 | Appointed | Giacopo Antonio Venier † | Bishop of León, Spain | Cardinal, Bishop of Cuenca, Spain |
17 Sep | 44.7 | Appointed | Marco Barbo † | Bishop of Vicenza, Italy | Cardinal, Patriarch of Aquileia, Italy |
| Appointed | Giorgio Correr † | Patriarch of Venezia {Venice}, Italy |
| Appointed | Teodoro de Lellis † | Bishop of Treviso, Italy |
| Appointed | Jean Simon, O.P. † | Bishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia |
26 Sep | | Appointed | Pierre de Bacs † | Titular Bishop of Epiphania in Cilicia |
| Appointed | Viviano de’ Viviani † | Bishop of Monteverde, Italy |
Oct | 65.7 | Died | Afonso Nogueira, C.R.S.J.E. † | Archbishop of Lisboa, Portugal |
1 Oct | 44.7 | Installed | Marco Barbo † | Bishop of Vicenza, Italy | Cardinal, Patriarch of Aquileia, Italy |
49.4 | Appointed | Pedro Ferris † | Cardinal, Bishop of Tarazona, Spain |
| Appointed | John Horuse (Shipton), O. Cist. † | Bishop of Ross (Rosemarkie, Fortrose), Scotland, Great Britain |
8 Oct | | Appointed | Matteo Giudici † | Bishop of Telese o Cerreto Sannita, Italy | Bishop of Penne e Atri, Italy |
| Appointed | Meolo de Mascabruni † | Bishop of Muro Lucano, Italy |
| Appointed | Andrea Veroli † | Bishop of Camerino, Italy |
19 Oct | 59.7 | Appointed | Jan Gruszczyński † | Archbishop of Gniezno, Poland |
59.7 | Appointed | Jan Lutek † | Bishop of Kraków, Poland |
51.7 | Appointed | Jakub Sienieński (z Sienna) † | Bishop of Włocławek (Kujawy, Kalisze), Poland | Archbishop of Gniezno, Poland |
20 Oct | | Appointed | Blasius , O.P. † | Bishop of Trebinje e Mrkan, Bosnia and Herzegovina |
24 Oct | | Died | James Blakedon, O.P. † | Bishop of Bangor, Wales, Great Britain |
4 Nov | | Died | Bartolomeo Malipiero † | Bishop of Brescia, Italy |
5 Nov | | Appointed | Lorenzo di Moncada, O.F.M. † | Bishop of Castro [di Sardegna], Italy |
| Appointed | Placido (Guarnerio) Pavanello, O.S.B. † | Bishop of Torcello (Turris), Italy |
11 Nov | | Died | Friedrich von Beichlingen † | Archbishop of Magdeburg, Germany |
14 Nov | | Appointed | Domenico de Dominici † | Bishop of Brescia, Italy |
| Appointed | Francesco Morosini † | Bishop of Poreč (Parenzo), Croatia |
19 Nov | | Died | Giorgio Correr † | Patriarch of Venezia {Venice}, Italy |
21 Nov | 36.8 | Appointed | Leonhard Pilhamer † | Auxiliary Bishop of Eichstätt, Germany |
36.8 | Appointed | Leonhard Pilhamer † | Titular Bishop of Microcomien | Auxiliary Bishop of Eichstätt, Germany |
26 Nov | | Appointed | João de Azevedo † | Bishop of Porto, Portugal | Bishop Emeritus |
58.9 | Appointed | Jorge da Costa, O. Cist. † | Archbishop of Lisboa, Portugal | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| Appointed | Luís Pires † | Bishop of Évora, Portugal | Archbishop of Braga, Portugal |
27 Nov | | Died | Thady MacDuibhne (Mac Givney), C.R.S.A. † | Bishop of Kilmore, Ireland |
Dec | 35.9 | Selected | Johann von Bayern (Rhein) (Pfalz-Simmern) † | Archbishop of Magdeburg, Germany |
13 Dec | 78.9 | Died | Pierre de Foix (Sr.), O.F.M. † | Cardinal, Administrator of Lescar, France |
20 Dec | | Appointed | Paolo di Bosnia, O.F.M. † | Bishop of Senj, Croatia |
28 Dec | 47.9 | Ordained Bishop | Matthias von Rammung † | Bishop of Speyer, Germany |