Date | Age | Event | Bishop | Title | Current Title |
unknown | | Died | Albert , O.F.M. † | Bishop of Pomesania (Pomezania), Poland |
| Appointed | Giovanni Allegri † | Bishop of Ugento, Italy | Bishop of Ravello, Italy |
| Died | Fernando Arias † | Bishop of Tuy, Spain |
| Appointed | Guillaume d’Asnières † | Bishop of Lisieux, France |
| Appointed | Bongiovanni † | Bishop of Ascoli Piceno, Italy | Archbishop of Patrae Veteres (Patras), Greece |
| Appointed | Leonardo Cajus, O.S.M. † | Bishop of Penne e Atri, Italy |
| Appointed | Percivalle de Comitibus † | Bishop of Padova {Padua}, Italy | Archbishop of Cagliari, Italy |
| Ordained Bishop | Percivalle de Comitibus † | Bishop of Padova {Padua}, Italy | Archbishop of Cagliari, Italy |
| Died | Marino de Eboli † | Archbishop of Capua, Italy |
| Appointed | Petrus Elavi † | Bishop of Västerås (Westeraes), Sweden |
| Appointed | Guillaume Espinasse † | Bishop of Orange, France |
| Ordained Bishop | Guillaume Espinasse † | Bishop of Orange, France |
| Died | Filippo , O.F.M. † | Bishop of Viterbo e Tuscania, Italy |
45.0 | Appointed | Jan Gerbicz † | Bishop of Poznań, Poland |
| Appointed | Martín González † | Bishop of Calahorra y La Calzada, Spain | Bishop of Astorga, Spain |
| Died | Guido Brancaleoni, O.S.B. † | Bishop of Urbino, Italy |
| Born | Balduin von Luxembourg † | | Archbishop of Trier, Germany |
| Died | Giovanni Mastrogiudice † | Archbishop of Sorrento, Italy |
| Appointed | Manegold von Neuenburg † | Bishop of Bamberg, Germany | Bishop of Würzburg, Germany |
| Appointed | Nicholas † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
| Died | Bl. Filippo Oderisi, O.S.B. † | Bishop of Nocera Umbra, Italy |
| Born | Giovanni Gaetano Orsini † | | Cardinal, Cardinal-Deacon of San Teodoro |
| Died | Auliffe O’Tomolthy † | Bishop-Elect of Elphin, Ireland |
| Died | Ravaldino † | Bishop of Forlimpopoli, Italy |
| Died | Rinaldo , O.F.M. † | Bishop of Ascoli Piceno, Italy |
| Died | Filippo di Savoia † | Former Archbishop-Elect of Lyon, France |
| Appointed | Arias Soga † | Bishop of Lugo, Spain |
| Appointed | Robert de Torote † | Bishop of Laon, France |
48.0 | Appointed | Munio Zamora, O.P. † | Master General of Order of Friars Preachers | Bishop Emeritus of Palencia, Spain |
8 Jan | | Died | Torfinn , O. Cist. † | Bishop of Hamar, Norway |
13 Jan | | Appointed | Bérenger Guitard † | Bishop of Lodève, France |
26 Jan | | Died | Jean de Montsoreau † | Archbishop of Tours, France |
2 Feb | | Died | Simon de Clisson, O.P. † | Bishop of Saint-Malo, France |
7 Feb | | Died | Guerau de Gualba † | Bishop-Elect of Barcelona, Spain |
28 Feb | | Appointed | Bartolo † | Bishop of Comacchio, Italy | Bishop Emeritus |
4 Mar | | Ordained Bishop | Bérenger Guitard † | Bishop of Lodève, France |
10 Mar | | Ordained Priest | Rodolfo de Hoheneck † | Priest | Archbishop of Salzburg, Austria |
11 Mar | | Ordained Bishop | Rodolfo de Hoheneck † | Archbishop of Salzburg, Austria |
| Died | Jan Wyszkowic † | Bishop of Poznań, Poland |
24 Mar | | Ordained Bishop | Domingos Anes (Ares) Jardo † | Bishop of Évora, Portugal | Bishop of Lisboa, Portugal |
28 Mar | 75.2 | Died | Simon de Brion † | Pope (Roma {Rome}, Italy) |
2 Apr | 75.2 | Elected | Giacomo Savelli † | Pope (Roma {Rome}, Italy) |
3 Apr | | Died | Rolando Taverna † | Bishop of Spoleto, Italy |
24 Apr | | Appointed | Bernardo † | Bishop of Castro [del Lazio], Italy |
| Appointed | Jean de Châteauvillain † | Bishop of Chalons-sur-Marne, France |
25 Apr | | Died | Guy du Merle † | Bishop of Lisieux, France |
26 Apr | | Died | Gottfried † | Bishop of Passau, Germany |
May | | Died | John † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
| Appointed | Bernhard von Prambach † | Bishop of Passau, Germany |
17 May | | Died | Berthold von Leiningen † | Bishop of Bamberg, Germany |
18 May | | Appointed | Magnus Bosson † | Archbishop of Uppsala, Sweden |
19 May | 75.3 | Ordained Priest | Giacomo Savelli † | Priest | Pope (Roma {Rome}, Italy) |
20 May | 75.3 | Ordained Bishop | Giacomo Savelli † | Pope (Roma {Rome}, Italy) |
24 May | | Appointed | Olivier de Chaon (Credonio) † | Archbishop of Tours, France |
25 May | | Appointed | Rambotto Vicomanni † | Bishop of Camerino, Italy |
30 May | | Appointed | John de Sandford, O.F.M. † | Archbishop of Dublin, Ireland |
21 Jul | | Appointed | Berardo di Antignano † | Bishop of Foligno, Italy |
| Appointed | Paperone de’ Papareschi, O.P. † | Bishop of Spoleto, Italy |
| Appointed | Guglielmo Mastini † | Bishop of Cagli, Italy | Bishop of Aquino, Italy |
23 Jul | | Appointed | Gilles de Chastelet † | Bishop of Nevers, France |
29 Jul | | Appointed | Lituardo Cervati † | Bishop of Nepi, Italy | Bishop of Cagli, Italy |
3 Aug | | Died | Guillaume de Châtillon † | Bishop of Laon, France |
6 Aug | | Appointed | Fidemondo † | Bishop of Nocera Umbra, Italy |
| Died | Ludolf von Mihla † | Bishop of Naumburg, Germany |
24 Aug | | Died | Olivier de Chaon (Credonio) † | Archbishop of Tours, France |
26 Aug | | Appointed | Taddeo † | Bishop of Forlimpopoli, Italy |
| Died | William Wickwane † | Archbishop of York, England, Great Britain |
3 Oct | | Appointed | Egidio † | Bishop of Urbino, Italy |
5 Oct | | Confirmed | Gelasius Inlaianig † | Bishop of Elphin, Ireland |
29 Oct | | Selected | John Le Romain (Romanus) † | Archbishop of York, England, Great Britain |
5 Nov | | Appointed | Guillaume Duranti † | Bishop of Mende, France |
4 Dec | | Died | Friedrich von Haseldorf † | Bishop of Dorpat (Tartu), Estonia |
13 Dec | | Ordained Bishop | Bongiovanni † | Bishop of Ascoli Piceno, Italy | Archbishop of Patrae Veteres (Patras), Greece |
21 Dec | 55.9 | Died | Ordoño Álvarez † | Cardinal, Cardinal-Bishop of Frascati |
22 Dec | | Appointed | Giovanni Boccamazza † | Administrator of Monreale, Italy | Cardinal, Cardinal-Bishop of Frascati |
| Appointed | Giovanni Boccamazza † | Cardinal, Cardinal-Bishop of Frascati |
| Elevated to Cardinal | Giovanni Boccamazza † | Cardinal, Cardinal-Bishop of Frascati |