| Date | Age | Bishop | Title | 
| unknown |  | Antonio Alberici † | Bishop of Nepi e Sutri, Italy | 
| unknown | 56.0 | Johannes Burckardt † | Bishop of Civita Castellana e Orte, Italy | 
| unknown |  | Wojciech z Bydgoszczy (Sochaczewo), O.P. † | Auxiliary Bishop of Poznań, Poland | 
| unknown |  | Giacomo Carduini † | Bishop of Lipari, Italy | 
| unknown |  | Andreas Falco † | Bishop of Modon (Medone, Methone), Greece | 
| unknown |  | Giovanni Vincenzo Foderati † | Bishop of Noli, Italy | 
| unknown |  | Francesco  † | Bishop of Svač, Serbia | 
| unknown |  | Agapito Gerardini † | Archbishop of Manfredonia, Italy | 
| unknown |  | Matthias Kanuti, O.S.B. † | Bishop of Garðar, Greenland | 
| unknown |  | Martino de Lignano, O.P. † | Bishop of Cariati e Cerenzia, Italy | 
| unknown |  | Angelo de Macerata † | Bishop of Albania | 
| unknown |  | Leonce de Naxia, O.F.M. Obs. † | Bishop of Sitia, Greece | 
| unknown |  | Maurice O’Brien † | Bishop of Kilfenora, Ireland | 
| unknown |  | Jean Oriolo (Loriol) † | Bishop of Nice, France | 
| unknown |  | André de Poupet † | Bishop Emeritus of Chalons-sur-Saône, France | 
| unknown |  | Vid (Vitus) Hvaranin (de Ruschis) † | Bishop of Duvno, Bosnia and Herzegovina | 
| unknown |  | Giovanni de Salerno, O.P. † | Bishop of Monteverde, Italy | 
| unknown |  | Jacopo Scannapecora † | Bishop of Massa Lubrense, Italy | 
| unknown |  | Guglielmo de Speluncata (Balania), O.F.M. † | Bishop Emeritus of Sagone (Sagona), France | 
| Jan |  | Troilo Baglioni † | Bishop Emeritus of Perugia, Italy | 
| 6 Jan |  | Bernardino de Leis, C.R.L. † | Bishop of Cagli, Italy | 
| 17 Jan |  | François de Brillac † | Archbishop of Aix, France | 
| 21 Jan | 79.1 | Johann Roth von Wemding † | Bishop of Wrocław (Breslau), Poland | 
| 24 Feb | 60.8 | Miklós Báthory (Báthori) † | Bishop of Vác, Hungary | 
| 2 Mar |  | Gasparre Toraldo † | Bishop of Polignano (Polinianum), Italy | 
| 3 Mar |  | John Payne, O.P. † | Bishop of Meath, Ireland | 
| 27 Apr |  | Ogier d’Anglure † | Bishop of Marseille, France | 
| 4 May |  | Udalric de Blamont † | Bishop of Toul, France | 
| 5 May |  | Jean Allardeau † | Bishop Emeritus of Marseille, France | 
| 22 Jul | 36.5 | Francisco Lloris y de Borja † | Cardinal, Archbishop of Trani, Italy | 
| 13 Aug |  | Paolo Hodierna † | Bishop of Gaeta, Italy | 
| 16 Aug | 64.6 | Dietrich Arndes † | Bishop of Lübeck, Germany | 
| 19 Aug | 63.6 | Leonello Chiericato † | Bishop of Concordia (Sagittaria), Italy | 
| 20 Aug | 66.6 | Albert von Bayern † | Bishop of Strasbourg, France | 
| 28 Aug |  | Gutierre Álvarez de Toledo † | Bishop of Plasencia, Spain | 
| 28 Aug | 56.6 | Johannes von Thun † | Bishop of Schwerin, Germany | 
| 4 Sep |  | Libert van Broechem, O.F.M. † | Auxiliary Bishop of Liège, Belgium | 
| 5 Sep |  | Pierre Lietardi, O.P. † | Auxiliary Bishop of Toul, France | 
| 28 Sep | 33.7 | Lauri Mikel Suurpää † | Bishop of Åbo, Finland | 
| 29 Sep | 75.5 | Juan de Castro † | Cardinal, Bishop of Agrigento (Girgenti), Italy | 
| 7 Oct |  | Cosme Setario † | Bishop of Ravello, Italy | 
| 23 Oct |  | Giacomo de Luciis † | Bishop of Caiazzo, Italy | 
| 2 Nov |  | Guillaume Guégen † | Bishop of Nantes, France | 
| 5 Nov |  | Berenguer de Pau † | Bishop of Gerona, Spain | 
| 25 Dec |  | Juan Crespo, O.S.A. † | Bishop of Ales e Terralba, Italy | 
| 27 Dec |  | Diego Meléndez de Valdés † | Bishop of Zamora, Spain |