| Date | Age | Bishop | Title |
|---|
| unknown | | Francesco Antonio Balduino † | Bishop of Alessano, Italy |
| unknown | | Angelo Baretta † | Bishop of Capri, Italy |
| unknown | | Benedetto , O. Cist. † | Bishop of Santorini {Thira}, Greece |
| unknown | | Antonio Calcena, O.F.M. † | Bishop of Tortosa, Spain |
| unknown | | Rodrigo Carvajal † | Bishop of Foligno, Italy |
| unknown | | Antoine de Castelnau † | Bishop of Tarbes, France |
| unknown | | Quintin Cogly, O.P. † | Bishop of Dromore, Ireland |
| unknown | | Michel d’Arandia † | Bishop of Saint-Paul-Trois-Châteaux, France |
| unknown | | Valentino d’Apreja (De Apreis) † | Bishop of Lettere (-Gragnano), Italy |
| unknown | | Girolamo Filangheri † | Bishop of Tricarico, Italy |
| unknown | 52.0 | Simone de Galeotti † | Bishop of Squillace, Italy |
| unknown | | Princisvalle de Gennaro † | Bishop of Nicotera, Italy |
| unknown | | Troiano Gesualdo † | Archbishop of Conza, Italy |
| unknown | | Baldassarre Caetano de Grassi † | Bishop Emeritus of Cittŕ di Castello, Italy |
| unknown | | Bernardo Jordán, O.S.A. † | Auxiliary Bishop of Lérida, Spain |
| unknown | | Bonaventura Engelbertz van Oldenzeel, O.F.M. Obs. † | Auxiliary Bishop of Utrecht, Netherlands |
| unknown | | János Ország de Guth † | Bishop of Vác, Hungary |
| unknown | | Giacomo Sedati † | Bishop of Larino, Italy |
| unknown | | Vincenzo Torelli † | Bishop-Elect of Lesina, Italy |
| 15 Jan | | Fadrique de Portugal Noreńa, O.S.B. † | Archbishop of Zaragoza, Spain |
| 18 Jan | 59.0 | Juan Reina † | Bishop of Pamplona, Spain |
| 9 Feb | 69.1 | Iver Munk † | Bishop Emeritus of Ribe, Denmark |
| 14 Feb | 66.1 | James Beaton † | Archbishop of Saint Andrews, Scotland, Great Britain |
| 15 Feb | | Michele Fortini, O.P. † | Bishop of Lanciano, Italy |
| 21 Feb | | Bernhard von Sachsen-Lauenburg, O. Cist. † | Auxiliary Bishop Emeritus of Münster, Germany |
| Apr | | Michael Vehe, O.P. † | Auxiliary Bishop-Elect of Halberstadt, Germany |
| 10 Apr | | Alvaro Osorio, O.P. † | Bishop of Astorga, Spain |
| 24 Apr | | Jacques de Silly † | Bishop of Sées {Séez}, France |
| 27 Apr | 70.3 | Stanisław Oleśnicki † | Bishop of Poznań, Poland |
| May | | Jacques Amelin † | Bishop of Tulle, France |
| Jun | | Pietro Prisco Guglielmucci † | Bishop of Lavello, Italy |
| 19 Jun | 47.4 | Christoph Marschalk zu Pappenheim † | Bishop of Eichstätt, Germany |
| Jul | | William Magin † | Bishop-Elect of Elphin, Ireland |
| 5 Jul | | Pietro Duranti † | Bishop of Termoli, Italy |
| 5 Jul | | Luca de Seriate (Seriago) † | Auxiliary Bishop of Cremona, Italy |
| 19 Jul | 64.6 | Lorenzo Campeggio † | Cardinal, Cardinal-Bishop of Sabina |
| 20 Jul | | John Purcell, O.S.A. † | Bishop of Ferns, Ireland |
| 30 Jul | 54.3 | Bernhard von Cles (Clesio) † | Cardinal, Bishop of Trento, Italy |
| 6 Aug | | Paolo Capizucchi † | Bishop of Nicastro, Italy |
| 10 Aug | | Thomas Schoning † | Archbishop of Riga, Latvia |
| 15 Aug | | Tommaso Bosius, O.S.Io.Hieros. † | Bishop of Malta |
| 25 Aug | 58.0 | Jakub von Salza † | Bishop of Wrocław (Breslau), Poland |
| Sep | | Richard Hogan, O.F.M. † | Bishop-Elect of Clonmacnoise, Ireland |
| 5 Sep | | Lorenzo Grana † | Bishop of Segni, Italy |
| 8 Sep | 64.0 | John Stokesley † | Bishop of London, England, Great Britain |
| 27 Sep | 79.7 | Alonso Manso † | Bishop of Puerto Rico (Porto Rico) |
| 18 Oct | | Walter Wellesley, O.S.A. † | Bishop of Kildare, Ireland |
| 30 Oct | | Jean des Pres Montpezat † | Bishop Emeritus of Montauban, France |
| Nov | | Francesco Cherigato † | Bishop of Teramo, Italy |
| 1 Nov | 64.8 | Giacomo Simonetta † | Cardinal, Administrator of Nepi e Sutri, Italy |
| 7 Nov | 69.8 | Stjepan Brodarić † | Bishop of Vác, Hungary |
| 8 Nov | | Adrian Zakowski, O.P. † | Auxiliary Bishop of Poznań, Poland |
| 17 Nov | | Hermann Ronneberg (Kunnenbergh) † | Bishop of Curland, Latvia |
| 29 Dec | 94.9 | Giuliano Dati † | Bishop of San Leone, Italy |
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