| Date | Age | Bishop | Title |
| unknown | | Giovanni Cardona, O.S.A. † | Bishop of Ploaghe, Italy |
| unknown | | Antoine de Chabannes † | Bishop of Le Puy-en-Velay, France |
| unknown | 36.0 | Giovanni Antonio Acquaviva d’Aragona † | Bishop of Lecce, Italy |
| unknown | | Maurice Doran, O.P. † | Bishop of Leighlin, Ireland |
| unknown | | Donato della Torre † | Bishop of Bosnia (Bosna, Diacovar, Diakovar), Croatia |
| unknown | | Marino Falconi † | Bishop of Minervino Murge, Italy |
| unknown | | Pietro de Flisco † | Bishop of Cervia, Italy |
| unknown | | Juan Loaysa † | Bishop of Mondoñedo, Spain |
| unknown | | Nicola Naule † | Bishop of Lezhë {Lesh, Alessio}, Albania |
| unknown | | Petrus de Porta † | Bishop of Transilvania, Erdély, Siebenbürgen, Romania |
| unknown | | Gilberto Remolón † | Archbishop of Sorrento, Italy |
| unknown | | Edward Stewart † | Bishop of Orkney (Kirkwall), Scotland, Great Britain |
| unknown | | Gonzalo de Ubeda, O. de M. † | Bishop of Drivasto (Drivost), Albania |
| unknown | | Giovanni Villamarino † | Bishop of Mazara del Vallo, Italy |
| Feb | 55.0 | Amedeo Berruti † | Bishop of Aosta, Italy |
| 24 Feb | 79.1 | Étienne Poncher † | Archbishop of Sens, France |
| 21 Mar | | Vasino Malabayla † | Bishop of Asti, Italy |
| 25 Mar | | François de Bueil † | Archbishop of Bourges, France |
| 30 Mar | | Domenico Aleppo † | Bishop Emeritus of Kisamos (Cisamo), Greece |
| 3 Apr | 78.2 | Jan Konarski † | Bishop Emeritus of Kraków, Poland |
| 16 May | | Olivier du Châtel † | Bishop of Saint-Brieuc, France |
| 25 Jul | 64.5 | Paolo Zabarella, O.E.S.A. † | Bishop of Argos, Greece |
| 27 Jul | 65.5 | Guillén-Ramón de Vich y de Valterra † | Cardinal, Bishop of Barcelona, Spain |
| 18 Aug | 75.6 | Diego de Muros † | Bishop of Oviedo, Spain |
| 11 Sep | | Leonardo Buccuto † | Titular Archbishop of Nazareth |
| 2 Oct | | Nikolaus Creutzer, O.F.M. † | Bishop of Pedena, Austria |
| 3 Oct | 56.7 | Sigismondo Gonzaga † | Cardinal, Cardinal-Deacon of Santa Maria Nuova |
| 3 Oct | | Sebastien Sprenger † | Bishop of Brixen {Bressanone}, Italy |
| 13 Dec | | Giannozzo Pandolfini † | Bishop of Troia, Italy |