| Date | Age | Bishop | Title |
| unknown | | Jean de Beretin, O.F.M. Conv. † | Titular Bishop of Bethleem |
| unknown | | Michele de Cosalis, O. Cist. † | Bishop of Ischia, Italy |
| unknown | | Emanuele , O.P. † | Bishop of Shkodrë (Scutari), Albania |
| unknown | | Georg von Haugwitz † | Bishop of Naumburg, Germany |
| unknown | | Geoffrey Hereford, O.P. † | Bishop of Kildare, Ireland |
| unknown | | Jean † | Bishop of Saint-Pons-de-Thomières, France |
| unknown | | Leonardo † | Bishop of Castro [di Sardegna], Italy |
| unknown | | Birger Månsson † | Bishop of Västerås (Westeraes), Sweden |
| unknown | | Matteo † | Bishop of Monteverde, Italy |
| unknown | | Pietro di Migolla, O.F.M. † | Bishop of Conversano, Italy |
| unknown | | Jérome de Montenegro, O.P. † | Bishop of Mariana, France |
| unknown | | Sebastiano (or Battino) Ripa † | Bishop of Massa Lubrense, Italy |
| unknown | | Agapito Rustici Cenci † | Bishop of Camerino, Italy |
| unknown | | Franjo Speravić, O.F.M. † | Bishop of Knin (Tinin), Croatia |
| 1 Jan | 60.0 | Johann von Eych † | Cardinal, Bishop of Eichstätt, Germany |
| 9 Feb | 33.1 | Bernhard von Braunschweig-Lüneburg † | Former Bishop-Elect of Hildesheim, Germany |
| 25 Feb | | Jerzy z Wilna † | Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| 13 Apr | 85.0 | Arnau Marí de Santacília † | Bishop of Mallorca, Spain |
| 14 Apr | | Jan Sprowski † | Archbishop of Gniezno, Poland |
| 16 May | | Antoine de Prez † | Bishop Emeritus of Aosta, Italy |
| 23 Jul | | Jean de Coetquis † | Bishop of Tréguier, France |
| 31 Jul | 69.5 | Alessio de Cesari † | Archbishop of Benevento, Italy |
| 6 Aug | | Andrea Bondimerio (Bonaimerio), O.S.A. † | Patriarch of Venezia {Venice}, Italy |
| 12 Aug | 64.6 | Nikolaus von Cusa † | Cardinal, Bishop of Brixen {Bressanone}, Italy |
| 14 Aug | 58.8 | Enea Silvio Piccolomini † | Pope (Roma {Rome}, Italy) |
| 9 Sep | | Jorge Bardají † | Bishop of Tarazona, Spain |
| 12 Sep | 74.6 | William Booth † | Archbishop of York, England, Great Britain |
| Oct | 65.7 | Afonso Nogueira, C.R.S.J.E. † | Archbishop of Lisboa, Portugal |
| 24 Oct | | James Blakedon, O.P. † | Bishop of Bangor, Wales, Great Britain |
| 4 Nov | | Bartolomeo Malipiero † | Bishop of Brescia, Italy |
| 11 Nov | | Friedrich von Beichlingen † | Archbishop of Magdeburg, Germany |
| 19 Nov | | Giorgio Correr † | Patriarch of Venezia {Venice}, Italy |
| 27 Nov | | Thady MacDuibhne (Mac Givney), C.R.S.A. † | Bishop of Kilmore, Ireland |
| 13 Dec | 78.9 | Pierre de Foix (Sr.), O.F.M. † | Cardinal, Administrator of Lescar, France |