| Date | Age | Bishop | Title |
|---|
| unknown | | Antonio Attilio † | Bishop of Termoli, Italy |
| unknown | | Vincenzo de Benedicti † | Bishop of Novigrad (Cittanova), Croatia |
| unknown | | John Bennet † | Bishop of Cork and Cloyne, Ireland |
| unknown | | Fernando Coutinho † | Bishop of Silves (Sylves), Portugal |
| unknown | | Agostino Ferrero, O. Cist. † | Bishop of Vercelli, Italy |
| unknown | | Augustin Giustiniani, O.P. † | Bishop of Nebbio, France |
| unknown | | Ferdinando Marchesi † | Bishop of Vico Equense, Italy |
| unknown | | Giovanni Francesco de Marellis † | Bishop of Minervino Murge, Italy |
| unknown | | Thomas Murner, O.F.M. † | Auxiliary Bishop of Passau, Germany |
| unknown | | Marco Antonio Prioldo † | Bishop of Castellaneta, Italy |
| unknown | | Scipione Roero, O. Hum. † | Bishop of Asti, Italy |
| unknown | 46.0 | Gerolamo Sansoni † | Bishop of Lodi, Italy |
| unknown | | Alessandro Spagnuolo † | Bishop of Tricarico, Italy |
| unknown | | Tomás de Toro, O.P. † | Bishop-Elect of Cartagena, Colombia |
| unknown | | Defendente Valvassori (Valaresso) † | Bishop of Capodistria (Capo d’Istria)(Koper), Slovenia |
| 14 Jan | 66.6 | Richard Nykke (Nix) † | Bishop of Norwich, England, Great Britain |
| 8 Feb | 55.1 | Johann Reuter, O. Carm. † | Auxiliary Bishop of Würzburg, Germany |
| 18 Feb | | Richard Rawlins † | Bishop of Saint David’s, Wales, Great Britain |
| Mar | 76.1 | Šimun Kožičić Benja † | Bishop of Modruš, Croatia |
| 29 Mar | | Francisco Mendoza † | Bishop of Palencia, Spain |
| 26 Apr | | Franciszek ze Lwowa † | Bishop of Kyiv (Kijów), Ukraine |
| 27 Apr | | Francisco de Mello † | Bishop of Goa, India |
| 28 Apr | | Thomas O’Mullaly † | Archbishop of Tuam, Ireland |
| May | 51.3 | Venerable Diego Alvarez de Osorio † | Bishop-Elect of Nicaragua |
| May | | John Fitzgerald † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
| 7 May | | Christophorus Radelennes, O.P. † | Auxiliary Bishop of Bremen (and Hamburg), Germany |
| 12 May | 51.3 | Detlev Reventlow † | Bishop-Elect of Lübeck, Germany |
| 17 May | | Réginal de Martigny † | Bishop of Vabres, France |
| 25 May | | François de Guiramand † | Bishop of Digne, France |
| 25 May | | John Max, O. Praem. † | Bishop of Elphin, Ireland |
| 21 Aug | 94.6 | Robert Sherborne † | Bishop Emeritus of Chichester, England, Great Britain |
| Sep | | Giovanni Battista Casale † | Bishop of Belluno, Italy |
| Sep | | Giovanni Pietro Santori † | Bishop-Elect of Castellaneta, Italy |
| 1 Sep | | Luigi Caracciolo † | Bishop of Catania, Italy |
| 2 Sep | | Pietro Andrea Ripanti † | Bishop of Oppido Mamertina, Italy |
| 13 Oct | 56.7 | François de Rohan † | Archbishop of Lyon, France |
| 18 Oct | | Benedetto Tagliacarne † | Bishop of Grasse, France |
| 26 Oct | 60.8 | Christophorus von Raubar (Rauber) † | Bishop of Ljubljana (Laybach; Laibach), Slovenia |
| Nov | | Filippo Adimari † | Titular Archbishop of Nazareth |
| Nov | | Adrien Aernoult, O. Carm. † | Auxiliary Bishop of Cambrai, France |
| 3 Nov | 80.6 | Sigismondo Pappacoda † | Bishop of Tropea, Italy |
| 8 Dec | | Guillaume Petit, O.P. † | Bishop of Senlis, France |
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