Date | Age | Event | Bishop | Title | Current Title |
unknown | | Died | Jacobus de Ayresta † | Bishop of Mondovi, Italy |
| Born | Matteo Baldeschi (degli Ubaldi) † | | Bishop of Perugia, Italy |
| Born | Bertrand de Chalancon † | | Bishop Emeritus of Rodez, France |
| Died | Curello Ciccaro † | Bishop of Lecce, Italy |
| Died | Angelo de Consilio † | Bishop of Acerra, Italy |
| Died | Berenger Guillot (Guilhot) † | Archbishop of Tyrus |
| Born | Ludovico Podocathor † | | Cardinal, Administrator of Benevento, Italy |
| Born | Johann von Bayern (Rhein) (Pfalz-Simmern) † | | Archbishop of Magdeburg, Germany |
| Appointed | Giovanni Roberto Santoro † | Bishop of Gravina (di Puglia), Italy |
| Born | Lorenzo Zanni (Zane) † | | Bishop Emeritus of Brescia, Italy |
7 Jan | | Appointed | Gaspare Colonna † | Archbishop of Benevento, Italy |
31 Jan | 50.0 | Appointed | Thomas Radcliff, O.S.A. † | Bishop of Dromore, Ireland |
| Appointed | Nikolaus Wulf † | Bishop of Schleswig, Germany | Bishop Emeritus |
4 Feb | | Appointed | Paolo di Segni † | Archbishop of Reggio Calabria, Italy | Archbishop Emeritus |
9 Feb | 69.1 | Died | Eberard von Starhemberg † | Archbishop of Salzburg, Austria |
22 Feb | | Selected | Johann von Reisberg † | Archbishop of Salzburg, Austria |
25 Feb | | Appointed | Angelo † | Archbishop of Rossano, Italy | Bishop of Tricarico, Italy |
| Appointed | Gerhard , O.F.M. † | Auxiliary Bishop of Trier, Germany |
| Appointed | Gerhard , O.F.M. † | Titular Bishop of Salona | Auxiliary Bishop of Trier, Germany |
28 Feb | | Appointed | Antonio di Anagni † | Bishop of Todi, Italy |
2 Mar | | Appointed | Tommaso Ammirato, O.S.B. † | Bishop of Lecce, Italy |
16 Mar | | Appointed | Guillaume de La Tour † | Bishop of Rodez, France | Titular Patriarch of Antiochia {Antioch} |
13 Apr | | Appointed | Ventura degli Abbati † | Bishop of Bertinoro, Italy |
22 Apr | | Confirmed | Johann von Reisberg † | Archbishop of Salzburg, Austria |
7 May | 64.3 | Died | Friedrich Deys (Theis von Thesingen) † | Bishop of Chiemsee, Germany |
9 May | | Appointed | Angelo † | Bishop of Castro [del Lazio], Italy |
18 May | | Appointed | Guido Ripa, C.R.S.A. † | Bishop of Mondovi, Italy |
Jun | | Died | John Rykyngale (Rickinghalle) † | Bishop of Chichester, England, Great Britain |
3 Jun | | Died | Johann von Heideck † | Bishop of Eichstätt, Germany |
8 Jun | | Appointed | Thomas Simonsson † | Bishop of Strängnäs (Strengnäs), Sweden |
12 Jun | | Appointed | Johann von Ebbs (Ebser) † | Bishop of Chiemsee, Germany |
| Ordained Bishop | Johann von Reisberg † | Archbishop of Salzburg, Austria |
29 Jun | | Died | Heinrich von Wangelin † | Bishop of Schwerin, Germany |
Jul | | Died | Guido Ripa, C.R.S.A. † | Bishop of Mondovi, Italy |
20 Jul | | Selected | Albrecht von Hohenrechberg † | Bishop of Eichstätt, Germany |
29 Jul | | Appointed | Percivallo de Balma † | Bishop of Mondovi, Italy | Bishop of Belley, France |
20 Aug | 50.6 | Appointed | Alfonso de Borja y Cabanilles † | Bishop of Valencia, Spain | Pope (Roma {Rome}, Italy) |
26 Aug | | Confirmed | Albrecht von Hohenrechberg † | Bishop of Eichstätt, Germany |
31 Aug | 50.6 | Ordained Bishop | Alfonso de Borja y Cabanilles † | Bishop of Valencia, Spain | Pope (Roma {Rome}, Italy) |
4 Sep | | Died | William Barrow † | Bishop of Carlisle, England, Great Britain |
16 Sep | | Died | Thibaud de Rougemont † | Archbishop of Besançon, France |
12 Oct | | Died | Jean Fouquerel † | Bishop of Senlis, France |
14 Oct | | Appointed | Hermann Köppen † | Bishop of Schwerin, Germany |
| Appointed | Jean de La Rochetaillée (de Font) † | Administrator of Besançon, France | Cardinal, Cardinal-Priest of San Lorenzo in Lucina |
| Appointed | Simon Sydenham † | Bishop of Chichester, England, Great Britain |
21 Oct | | Appointed | Alvaro Ferreira † | Bishop of Coimbra, Portugal |
4 Nov | | Appointed | Andreu Bertran † | Bishop of Barcelona, Spain |
| Appointed | Francesco Climent Sapera (Pérez Clemente) † | Archbishop of Zaragoza, Spain |
27.8 | Appointed | Bartolomeo Visconti † | Bishop of Novara, Italy |
6 Dec | | Died | Etienne Cœuvret † | Bishop of Dol, France |
23 Dec | | Appointed | Thomas de Venezia, O.P. † | Bishop of Hvar (Lesina), Croatia |
27 Dec | | Appointed | Aslak Harniktsson Bolt † | Archbishop of Nidaros (Trondheim), Norway |
| Appointed | Marmaduke Lumley † | Bishop of Carlisle, England, Great Britain | Bishop of Lincoln, England, Great Britain |