| Date | Age | Bishop | Title |
|---|
| unknown | | Piotr Arciechowski † | Bishop-Elect of Kamyanets-Podilskyi (Kamieniec), Ukraine |
| unknown | | Gregorio de Beteta, O.P. † | Former Bishop-Elect of Cartagena, Colombia |
| unknown | 66.0 | Bonaventura Fauni-Pio, O.F.M. Conv. † | Bishop Emeritus of Acqui, Italy |
| unknown | | Francesco de Leo † | Bishop of Trevico, Italy |
| unknown | | García Díaz Arias † | Bishop of Quito, Ecuador |
| unknown | | Eugene Magennis † | Bishop of Down and Connor, Ireland |
| 12 Jan | 52.0 | Jan Przerębski † | Archbishop of Gniezno, Poland |
| 20 Jan | 74.0 | Baltazar von Promnitz † | Bishop of Wrocław (Breslau), Poland |
| 9 Mar | | Zaccaria Giovanni Divanic (Perconick) † | Bishop of Pedena, Austria |
| 24 Mar | | Diego Alava Esquivel † | Bishop of Córdoba, Spain |
| 24 Mar | | Jan Lubodzieski † | Bishop of Chelmno (Culma, Kulm), Poland |
| 27 Mar | | Leonard Słończewski, O.S.A. † | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine |
| 1 Apr | | Pedro de Angulo, O.P. † | Bishop-Elect of Verapaz, Guatemala |
| 13 Apr | | Girolamo Beliardi † | Auxiliary Bishop of Parma, Italy |
| 22 Apr | 73.3 | François de Tournon, C.R.S.A. † | Cardinal, Archbishop of Lyon, France |
| 3 May | 36.3 | Pompeo Piccolomini de Aragona † | Bishop of Tropea, Italy |
| 29 Jun | 62.8 | Bartolomé de la Cueva y Toledo † | Cardinal, Administrator of Manfredonia, Italy |
| Jul | | Pietro della Tolfa † | Bishop-Elect of San Marco (Argentano), Italy |
| 9 Jul | 55.5 | Andrzej Czarnkowski † | Bishop of Poznań, Poland |
| 28 Jul | | Raymund Burke, O.F.M. Obs. † | Bishop of Emly, Ireland |
| 20 Aug | 48.9 | Simoné Aleotti † | Coadjutor Bishop of Forli, Italy |
| 2 Sep | | Girolamo Trevisani, O.P. † | Bishop of Verona, Italy |
| 26 Oct | | Giovanni Antonio Pandosi (De Pantusa) † | Bishop of Lettere (-Gragnano), Italy |
| 2 Nov | | Johann Gebhard von Mansfeld † | Archbishop-Elect of Köln {Cologne}, Germany |
| 12 Nov | | Giovanni Battista Osio † | Bishop of Rieti, Italy |
| 20 Nov | | Lázaro Carrasco † | Bishop-Elect of Nicaragua |
| 20 Nov | 18.1 | Giovanni de’ Medici (Jr.) † | Cardinal, Administrator of Pisa, Italy |
| 24 Nov | | János Kolozsváry, O.S.B. † | Bishop of Csanád, Hungary |
| Dec | 42.9 | Juan Salcedo † | Archbishop of Santo Domingo, Dominican Republic |
| Dec | | Donagh O’Tighe † | Archbishop of Armagh, Ireland |
| 22 Dec | 43.9 | Joăo Nunes Barreto, S.J. † | Patriarch of Ethiopia |
| 26 Dec | 67.9 | Cesare Cibo (Cybo) † | Archbishop of Torino {Turin}, Italy |
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