Date | Age | Event | Bishop | Title | Current Title |
unknown | | Appointed | Erik Achatius † | Bishop of Skara, Sweden |
| Appointed | Raymond Arnaud de Coarraze † | Bishop of Tarbes, France |
| Appointed | Pierre de Betous † | Bishop of Aire, France |
| Died | John de Cheam (Cheyam) † | Bishop of Glasgow, Scotland, Great Britain |
| Appointed | Christian † | Auxiliary Bishop of Naumburg, Germany |
| Appointed | Guido della Scala † | Bishop of Verona, Italy |
| Appointed | Juan Fernandez de Temez † | Archbishop of Santiago de Compostela, Spain |
| Appointed | Opizzo Fieschi † | Administrator of Nemosia (Limasol), Cyprus | Titular Patriarch of Antiochia {Antioch} |
| Appointed | Filippo † | Bishop of Massa Marittima, Italy |
| Appointed | Guy de Genčve † | Bishop of Langres, France |
| Appointed | Friedrich von Haseldorf † | Bishop of Dorpat (Tartu), Estonia |
| Appointed | Herbord † | Bishop of Lavant, Slovenia |
| Appointed | Hugues (Ugo) di Nissun † | Archbishop of Santa Severina, Italy |
| Died | John † | Bishop of Saint Asaph, Wales, Great Britain |
| Appointed | García Martínez † | Bishop of Cartagena (en Espańa) | Former Bishop-Elect |
| Appointed | Mateus † | Bishop of Coimbra, Portugal | Bishop of Viseu, Portugal |
| Appointed | Michel McInssair (McInstair) † | Bishop of Clogher, Ireland | Bishop Emeritus |
| Appointed | Nicholas de Moffat † | Bishop of Glasgow, Scotland, Great Britain | Bishop-Elect |
| Ordained Bishop | Heinrich von Montfort, O.P. † | Bishop of Chur, Switzerland |
| Appointed | Géraud de Montlezun † | Bishop of Lectoure, France |
| Died | Niels † | Bishop of Strängnäs (Strengnäs), Sweden |
| Died | Leonardo Pantaleo † | Archbishop of Candia {Crete}, Greece |
| Appointed | Jean (Jon) Rufus (Raude) † | Archbishop of Nidaros (Trondheim), Norway |
| Appointed | Salvio † | Bishop of Trebinje, Bosnia and Herzegovina | Archbishop of Dubrovnik (Ragusa), Croatia |
| Died | Sigvarður Þéttmarsson † | Bishop of Skálholt, Iceland |
| Appointed | Lodomer Vázsony † | Bishop of Oradea Mare {Gran Varadino, Nagyvárad}, Romania | Archbishop of Esztergom, Hungary |
| Appointed | Ripert de Viens † | Bishop of Apt, France |
20 Jan | | Died | John Gervais (Gernsay) † | Bishop of Winchester, England, Great Britain |
Feb | | Appointed | Pietro de Confluentia, O.P. † | Archbishop of Corinthus, Greece | Archbishop of Cosenza, Italy |
12 Feb | | Appointed | Aymon di Menthonay † | Bishop of Genčve {Geneva}, Switzerland |
24 Feb | | Appointed | Nicolas of Ely † | Bishop of Winchester, England, Great Britain |
Mar | | Appointed | Pietro de Corneliaco, O.F.M. † | Archbishop of Sorrento, Italy |
9 Mar | | Died | Egas Fafez † | Archbishop of Santiago de Compostela, Spain |
15 Mar | | Appointed | Armingo † | Bishop of Pamplona, Spain |
19 Apr | | Appointed | Elie Pilet † | Bishop of Périgueux (Vesuna), France | Titular Patriarch of Jerusalem {Gerusalemme}, Palestine |
2 May | | Died | Benito de Rocaberti † | Archbishop of Tarragona, Spain |
25 May | | Appointed | Poppo von Trimberg † | Bishop of Würzburg, Germany |
27 May | | Installed | Pierre de Charny † | Archbishop of Sens, France |
30 May | | Died | Tomasz Kozlowaroga † | Bishop of Wrocław (Breslau), Poland |
31 May | | Died | Pierre Bayle † | Bishop of Apt, France |
6 Jun | | Died | Renaud Mignon de Corbeil † | Bishop of Paris, France |
| Died | Ulrich von Stadeck † | Bishop of Seckau, Austria |
20 Jun | | Ordained Bishop | Hugues (Ugo) di Nissun † | Archbishop of Santa Severina, Italy |
24 Jun | | Ordained Bishop | Jean (Jon) Rufus (Raude) † | Archbishop of Nidaros (Trondheim), Norway |
Jul | | Died | Martino Avogadro (di Quaregna) † | Bishop of Vercelli, Italy |
33.5 | Appointed | Godfrey Giffard † | Bishop of Worcester, England, Great Britain |
3 Jul | | Died | Alberto da Collice † | Bishop of Concordia (Sagittaria), Italy |
4 Jul | | Appointed | Bartolomeu , O. Cist. † | Bishop of Silves (Sylves), Portugal |
13 Jul | | Appointed | Juan Villahoz † | Bishop of Burgos, Spain |
24 Jul | | Died | Martino da Puzolerio † | Bishop of Mantova, Italy |
9 Aug | | Ordained Bishop | Filippo † | Bishop of Massa Marittima, Italy |
20 Aug | | Died | Guillaume de La Tour † | Archbishop of Besançon, France |
3 Sep | | Ordained Bishop | Juan Villahoz † | Bishop of Burgos, Spain |
9 Sep | | Ordained Bishop | Michel McInssair (McInstair) † | Bishop of Clogher, Ireland | Bishop Emeritus |
23 Sep | 33.7 | Ordained Bishop | Godfrey Giffard † | Bishop of Worcester, England, Great Britain |
24 Sep | | Appointed | Anian Schonaw, O.P. † | Bishop of Saint Asaph, Wales, Great Britain |
7 Oct | | Appointed | Étienn Templier (Tempier) † | Bishop of Paris, France |
21 Oct | | Ordained Bishop | Anian Schonaw, O.P. † | Bishop of Saint Asaph, Wales, Great Britain |
2 Nov | | Appointed | Bernhard Wernhard (von Marsbach) † | Bishop of Seckau, Austria |
3 Nov | | Appointed | Aleardo , O.F.M. † | Archbishop of Oristano, Italy |
18 Nov | | Died | Widukind von Waldeck † | Bishop of Osnabrück, Germany |
27 Nov | | Died | Peter d’Aigueblanche † | Bishop of Hereford, England, Great Britain |
29 Nov | 78.0 | Died | Gui Foucois † | Pope (Roma {Rome}, Italy) |
3 Dec | | Died | Manfredo Roberti † | Bishop of Verona, Italy |