| Date | Age | Event | Bishop | Title | Current Title | 
|---|---|---|---|---|---|
| unknown | Died | Niccolň Acconciamuro † | Archbishop of Bari (-Canosa), Italy | ||
| Appointed | Adelardo † | Bishop of Verona, Italy | |||
| Appointed | Alessandro , O.F.M. † | Bishop of Trapezus (Trebison), Turkey | Bishop of Caffa, Italy | ||
| Removed | Angelo Civo (dall’Aquila) † | Bishop of Bitetto, Italy | Bishop Emeritus | ||
| Appointed | Francesco Bellanti † | Bishop of Narni, Italy | Bishop of Grosseto, Italy | ||
| Resigned | Giovanni Belli † | Bishop of Rethymo (Calamona), Greece | Bishop Emeritus | ||
| Died | François de Caritat † | Bishop of Orange, France | |||
| Resigned | Niccoló Caracciolo Moschino, O.P. † | Administrator of Messina, Italy | Cardinal, Cardinal-Priest of San Ciriaco alle Terme Diocleziane | ||
| Resigned | Ludovico di Casale † | Archbishop of Ravenna, Italy | Archbishop Emeritus | ||
| Born | Juan Casanova, O.P. † | Cardinal, Administrator of Gerona, Spain | |||
| Died | Donadio de Castro † | Bishop of Castro di Puglia, Italy | |||
| Died | Domenico del Ciarda, O.S.M. † | Bishop of Termoli, Italy | |||
| Appointed | Francesco † | Bishop of Stagno (Ston) et Curzola (Korcula), Croatia | Bishop of Scardona (Skradin), Croatia | ||
| Died | Hartlev Hartlevsson † | Bishop of Västerĺs (Westeraes), Sweden | |||
| Appointed | Peder Jensen Lodehat (Sielindi) † | Bishop of Aarhus (Århus), Denmark | Bishop of Roskilde (Roeskilde), Denmark | ||
| Died | Ludovico † | Bishop of Siracusa, Italy | |||
| Resigned | Rolandino Malatacchi, O.E.S.A. † | Bishop of Tropea, Italy | Bishop of Giovinazzo, Italy | ||
| Appointed | Cristoforo Maroni † | Bishop of Isernia, Italy | Cardinal, Cardinal-Priest of San Ciriaco alle Terme Diocleziane | ||
| Appointed | Georg von Neuberg (Neidberg) † | Bishop of Chiemsee, Germany | |||
| Ordained Bishop | Georg von Neuberg (Neidberg) † | Bishop of Chiemsee, Germany | |||
| Appointed | Antonio Roceres † | Bishop of Galtelli, Italy | |||
| Died | Andrea Serazoni, O.E.S.A. † | Bishop of Brescia, Italy | |||
| Appointed | Jan Soběslav † | Bishop of Olomouc (Olmütz), Czechia | Patriarch of Aquileia, Italy | ||
| Died | Tommaso , O. Praem. † | Auxiliary Bishop of Wrocław (Breslau), Poland | |||
| Ordained Bishop | Burkhard von Ellerbach † | Bishop of Augsburg, Germany | |||
| 39.0 | Selected | Georg von Hohenlohe † | Bishop of Passau, Germany | ||
| Ordained Bishop | Robert Waldby, O.E.S.A. † | Bishop of Aire, France | Archbishop of York, England, Great Britain | ||
| Resigned | Zamparino † | Bishop of Vieste, Italy | |||
| 6 Jan | Appointed | Berengario † | Bishop of Alessano, Italy | Bishop Emeritus of Castro di Puglia, Italy | |
| 12 Jan | Appointed | Antonio da Viterbo, O.F.M. † | Bishop of Castro di Puglia, Italy | Bishop of Lecce, Italy | |
| 16 Jan | Appointed | Nicola di Alessano, O.F.M. † | Bishop of Alessano, Italy | ||
| 21 Jan | Died | Bertramo Pagessius, O.P. † | Titular Bishop of Tiflis | ||
| 27 Jan | Died | Guillaume de La Rochefoucauld † | Bishop of Luçon, France | ||
| 29 Jan | Appointed | Olivier de Matreuil † | Bishop of Chalons-sur-Saône, France | ||
| 57.0 | Appointed | Pietro Pileo da Prata † | Administrator of Viviers (Aps), France | Cardinal, Cardinal-Bishop of Frascati | |
| 3 Feb | Died | Friedrich † | Bishop of Chiemsee, Germany | ||
| Died | Johann von Scharffenberg † | Bishop of Passau, Germany | |||
| 6 Feb | Appointed | Antonio Arcioni † | Bishop of Ascoli Piceno, Italy | Cardinal, Cardinal-Priest of San Pietro in Vincoli | |
| 8 Feb | Appointed | Geraldo de Requeséns † | Bishop of Lérida, Spain | ||
| 9 Feb | Appointed | Angelo Ricasoli † | Bishop of Faenza, Italy | Bishop of Arezzo, Italy | |
| 12 Feb | 62.1 | Died | Peter Gelyto (Wurst, Jelito) † | Bishop of Olomouc (Olmütz), Czechia | |
| 13 Feb | Appointed | Giacomo d’Antiochia, O.F.M. † | Bishop of Aquino, Italy | Bishop of Sora, Italy | |
| 20 Feb | Died | Dömötör Vaskúti † | Cardinal, Archbishop of Esztergom, Hungary | ||
| 1 Mar | Appointed | Nicola da Taranto † | Administrator of Bitetto, Italy | ||
| 16 Mar | Died | Antonio Contarini † | Archbishop of Candia {Crete}, Greece | ||
| 20 Mar | Appointed | Rudolf von Mecklenburg-Stargard † | Bishop of Skara, Sweden | Bishop of Schwerin, Germany | |
| 22 Mar | Appointed | Henri Bayler (Péyer) † | Bishop of Konstanz {Constance}, Germany | Bishop of Alet, France | |
| Appointed | Pierre de Durfort, O.P. † | Bishop of Périgueux (Vesuna), France | |||
| 20 Apr | Appointed | Angelo † | Bishop of Nicastro, Italy | ||
| 22 Apr | 37.3 | Appointed | Jean d’Armagnac † | Bishop of Mende, France | Cardinal, Archbishop of Rouen, France | 
| 24 Apr | Appointed | Corrado de Cloaco † | Bishop of Sulcis, Italy | Bishop of Noli, Italy | |
| 26 Apr | Appointed | Iain MacDhughaill † | Bishop of Argyll (Lismore), Scotland, Great Britain | ||
| 3 May | Died | Berenguer de Eril, O.S.B. † | Bishop of Urgell, Spain | ||
| 7 May | Appointed | Leonardo Dolfin † | Archbishop of Candia {Crete}, Greece | ||
| 11 May | 22.3 | Appointed | Ruprecht von Berg † | Bishop of Passau, Germany | Bishop of Paderborn, Germany | 
| 18 May | Appointed | Silvestro † | Bishop of Chioggia, Italy | ||
| 1 Jun | Appointed | Ludovico Bonito † | Archbishop of Palermo, Italy | Archbishop Emeritus of Taranto, Italy | |
| 7 Jun | Appointed | Vinald Henrickson † | Archbishop of Nidaros (Trondheim), Norway | ||
| 13 Jun | 57.4 | Appointed | Pietro Pileo da Prata † | Cardinal-Priest of Santa Prisca | Cardinal, Cardinal-Bishop of Frascati | 
| 1 Jul | Appointed | Pierre Didier de la Manhania † | Bishop of Orange, France | ||
| 2 Jul | 17.9 | Died | Bl. Pierre de Luxembourg † | Administrator of Metz, France | Bishop Emeritus | 
| 10 Jul | Appointed | Maffiolus de Lampugnano † | Archbishop of Messina, Italy | Bishop of Płock, Poland | |
| Ordained Bishop | Geraldo de Requeséns † | Bishop of Lérida, Spain | |||
| 13 Jul | Appointed | Antonio † | Bishop of Vieste, Italy | Bishop of Ruvo (Ruo)(di Puglia), Italy | |
| 15 Jul | 37.5 | Appointed | Bandello Bandelli † | Bishop of Cittŕ di Castello, Italy | Cardinal, Administrator of Rimini, Italy | 
| Appointed | Michael , O.F.M. † | Archbishop (Personal Title) of The Isles (Sodor), Scotland, Great Britain | Bishop | ||
| 17 Jul | Died | Ettore Orsini † | Bishop of Cittŕ di Castello, Italy | ||
| 19 Jul | Appointed | Nicolň Ricci, O.F.M. † | Bishop of Bisceglie, Italy | Bishop of Krk (Veglia), Croatia | |
| 29 Jul | Appointed | Guglielmo † | Archbishop of Bari (-Canosa), Italy | Former Archbishop-Elect | |
| 30 Jul | Appointed | Ludovico Fieschi † | Administrator of Vercelli, Italy | Cardinal, Cardinal-Deacon of Sant’Adriano al Foro | |
| 31 Jul | Appointed | Ugolino da Sesso † | Bishop of Reggio Emilia, Italy | ||
| 3 Aug | Died | Johannes von Klenedenst † | Bishop of Lübeck, Germany | ||
| 13 Aug | Appointed | Raoul de Coucy † | Bishop of Metz, France | Bishop of Noyon, France | |
| 17 Aug | Died | Milon des Dormans † | Bishop of Beauvais, France | ||
| 26 Aug | Appointed | Arnaldo Albi, O.F.M. † | Bishop of Mylopotamos, Greece | ||
| Appointed | Guillaume de Crčvecur † | Bishop of Coutances, France | |||
| Appointed | Nicolas de Tholon † | Bishop of Autun, France | |||
| Appointed | Guillaume de Vienne, O.S.B. † | Bishop of Beauvais, France | Archbishop of Rouen, France | ||
| 28 Aug | Died | Arnaldo Simon, O.P. † | Bishop of Ottana, Italy | ||
| 3 Sep | Appointed | Alessandro , O.F.M. † | Bishop of Caffa, Italy | ||
| 7 Sep | Appointed | Andrea † | Bishop of Stefaniaco e Benda, Albania | ||
| 13 Sep | Appointed | Pietro Ferillo, O.F.M. † | Bishop of Trivento, Italy | ||
| 16 Sep | 37.7 | Installed | Bandello Bandelli † | Bishop of Cittŕ di Castello, Italy | Cardinal, Administrator of Rimini, Italy | 
| 16 Oct | Appointed | Tommaso Scotti † | Bishop of Minori, Italy | ||
| 22 Oct | Appointed | Leonardo de Zori † | Archbishop of Oristano, Italy | ||
| 23 Oct | Appointed | Pietro di Saba, O.F.M. † | Bishop of Sant’Agata de’ Goti, Italy | ||
| 25 Oct | Appointed | Demeter Hont-Pázmány † | Bishop of Veszprém, Hungary | ||
| 37.8 | Appointed | János Kanizsai † | Archbishop of Esztergom, Hungary | ||
| 37.8 | Ordained Bishop | János Kanizsai † | Archbishop of Esztergom, Hungary | ||
| Nov | Appointed | Giacomo d’Itri † | Cardinal, Cardinal-Priest of Santa Prassede | ||
| 4 Nov | 51.8 | Appointed | Cosmato Gentile de’ Migliorati † | Archbishop of Ravenna, Italy | Pope (Roma {Rome}, Italy) | 
| 12 Nov | Appointed | Pietro Amelli, O.E.S.A. † | Patriarch of Grado, Italy | Titular Patriarch of Alexandria {Alessandria} | |
| 16 Nov | Appointed | Bero (Björn) Balk † | Bishop of Åbo, Finland | ||
| 29 Nov | Died | Heinrich Krapff † | Bishop of Lavant, Slovenia | ||
| Dec | Died | Paolo Cadamosto † | Bishop of Lodi, Italy | ||
| 5 Dec | 51.9 | Ordained Bishop | Cosmato Gentile de’ Migliorati † | Archbishop of Ravenna, Italy | Pope (Roma {Rome}, Italy) | 
| 10 Dec | Appointed | Eberhard von Attendorn † | Bishop of Lübeck, Germany | ||
| 16 Dec | Appointed | Serafino Tavacci da Trino, O.F.M. † | Bishop of Santa Giusta (Othoca), Italy | ||
| 18 Dec | Appointed | Cristoforo da Fumone † | Bishop of Alatri, Italy | ||
| 23 Dec | 70.9 | Died | Walter Wardlaw † | Bishop of Glasgow, Scotland, Great Britain | |
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