| Date | Age | Bishop | Title |
|---|
| unknown | | Diego Acuña † | Bishop of Oviedo, Spain |
| unknown | | Giambattista Boncianni † | Bishop of Caserta, Italy |
| unknown | | Bernardo Cavalieri (de Militibus) † | Bishop of Valva e Sulmona, Italy |
| unknown | | Girolamo de Paola † | Bishop of Catanzaro, Italy |
| unknown | | Mario Hispanus † | Bishop of Salpi (Salapia), Italy |
| unknown | 51.0 | Louis de Joyeuse † | Bishop of Saint-Flour, France |
| unknown | | Francesco Pozzo, O.P. † | Bishop of Trebinje e Mrkan, Bosnia and Herzegovina |
| unknown | | Claude Prato (du Prat), O.S.B. † | Bishop of Mende, France |
| unknown | | Giovanni Pietro Ricci † | Bishop of Nicastro, Italy |
| unknown | | Philippe Terrail de Bayard, O.S.A. † | Bishop of Glandèves, France |
| unknown | | Nicolas Wilgaito † | Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| 7 Jan | | François Hamon † | Bishop of Nantes, France |
| 7 Jan | 73.0 | Hugo von Hohenladenburg † | Bishop of Konstanz {Constance}, Germany |
| 30 Jan | 56.7 | Louis Canossa, O. Cist. † | Bishop Emeritus of Bayeux, France |
| 1 Mar | | Héctor d’Ailly de Rochefort (Rupefort) † | Bishop of Toul, France |
| 9 Mar | | Gavin Dunbar, O.S.A. † | Bishop of Aberdeen, Scotland, Great Britain |
| 13 Mar | | Johannes Kneissel † | Auxiliary Bishop of Brixen {Bressanone}, Italy |
| 23 Mar | | Carlo degli Ariosti † | Bishop of Acerra, Italy |
| 12 Apr | | Agostino Grimaldi † | Archbishop of Oristano, Italy |
| 28 Apr | | Paul Huthen † | Auxiliary Bishop of Mainz, Germany |
| 14 May | 54.3 | Erich von Braunschweig-Grubenhagen † | Bishop-Elect of Osnabrück, Germany |
| 8 Jun | 71.4 | Diego de Souza † | Archbishop of Braga, Portugal |
| 28 Jun | 53.1 | Pompeo Colonna † | Cardinal, Administrator of Monreale, Italy |
| 23 Aug | 82.6 | William Warham † | Archbishop of Canterbury, England, Great Britain |
| 1 Sep | 52.6 | François Poncher † | Bishop of Paris, France |
| 14 Sep | | Henrique Alvari de Coimbra, O.F.M. † | Bishop of Ceuta, Spain |
| 25 Sep | | Robert de Lénoncourt † | Archbishop of Reims, France |
| 12 Nov | 60.8 | Egidio da Viterbo, O.E.S.A. † | Cardinal, Bishop of Viterbo e Tuscania, Italy |
| 13 Nov | | Luis Cardona † | Archbishop of Tarragona, Spain |
| 19 Nov | | Guillaume de Pélissier, O.S.A. † | Bishop Emeritus of Orange, France |
| 26 Nov | | Jacques Babou † | Bishop of Angoulême, France |
| 28 Nov | | Guillermo Ramón Boil, O.S.H. † | Bishop of Gerona, Spain |
| 9 Dec | | Ausiás Carbonell, O.P. † | Auxiliary Bishop of Valencia, Spain |
| 11 Dec | 77.7 | Pietro de Accolti de Aretio † | Cardinal, Cardinal-Bishop of Sabina |
| 18 Dec | | Johann Wilde, O.S.A. † | Auxiliary Bishop of Kammin (Camin), Germany |
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