| Date | Age | Bishop | Title |
| unknown | | Antonio Benedetti † | Bishop of Guardialfiera (Guardia), Italy |
| unknown | | Pietro Paolo Caporelli, O.F.M. † | Bishop of Crotone (Cotrone), Italy |
| unknown | | Fernando de Uranga (Urango) † | Bishop of Santiago de Cuba |
| unknown | | Marco Antonio Falconi † | Bishop of Cariati e Cerenzia, Italy |
| unknown | | Giovanni de Gennaro (Guevara) † | Bishop of Sant’Agata de’ Goti, Italy |
| unknown | | Vincenzo de Leone, O. Carm. † | Bishop of Bosa, Italy |
| unknown | | Antonio Maria Sartori † | Bishop of Teano, Italy |
| unknown | | Giovanni Simonetta † | Bishop of Lodi, Italy |
| 12 Feb | 63.0 | Giovanni Poggio † | Cardinal, Bishop Emeritus of Tropea, Italy |
| 18 Feb | | Gaspar Jofre de Borje † | Bishop of Segorbe-Albarracin, Spain |
| 18 Feb | 49.1 | Johann von Isenburg † | Archbishop-Elect of Trier, Germany |
| 27 Feb | | Sebastiano Portico † | Bishop of Foligno, Italy |
| Mar | | Charles Andry † | Auxiliary Bishop of Chartres, France |
| Mar | | Pierre de Mareuil † | Bishop of Lavaur, France |
| 5 Mar | | Robert Aldridge (Aldrich) † | Bishop of Carlisle, England, Great Britain |
| 21 Mar | | Thomas Cranmer † | Archbishop Emeritus of Canterbury, England, Great Britain |
| 20 May | 80.4 | Weigand von Redwitz † | Bishop of Bamberg, Germany |
| 5 Jun | 76.4 | Miguel da Silva † | Cardinal, Administrator of Massa Marittima, Italy |
| 16 Jun | 59.5 | Pedro Fernandes Sardinha † | Bishop Emeritus of Săo Salvador da Bahia, Brazil |
| 29 Jun | 64.5 | Dietrich von Reden † | Bishop Emeritus of Lübeck, Germany |
| 6 Jul | | Johann Nopel (Sr.) † | Auxiliary Bishop of Köln {Cologne}, Germany |
| 7 Jul | | Diego Fernández de Villalán, O.F.M. † | Bishop of Almería, Spain |
| 21 Aug | 65.6 | Nikolaus Schienen † | Auxiliary Bishop of Trier, Germany |
| 28 Aug | | Rafael Ubac † | Bishop of Elne, France |
| 31 Aug | | Robert de Croy † | Archbishop of Cambrai, France |
| 2 Sep | | Antonio Simeoni, O.S.B. † | Bishop of Nepi e Sutri, Italy |
| 6 Sep | 61.0 | Juan Bernal Díaz de Luco † | Bishop of Calahorra y La Calzada, Spain |
| 20 Sep | 45.7 | Adolf von Schaumberg † | Archbishop of Köln {Cologne}, Germany |
| 27 Oct | 27.8 | Friedrich von Schleswig-Holstein † | Bishop-Elect of Hildesheim, Germany |
| 5 Nov | | Cristoforo Spiriti † | Patriarch of Jerusalem {Gerusalemme}, Palestine |
| 9 Nov | | Juan Fernández Temińo † | Bishop of León, Spain |
| 14 Nov | 53.3 | Giovanni Della Casa † | Archbishop of Benevento, Italy |