| Date | Age | Bishop | Title |
|---|
| unknown | 66.0 | Gabriele de Alexandris, O.P. † | Bishop Emeritus of Gallese, Italy |
| unknown | | Marcantonio Alfieri † | Bishop of Montemarano, Italy |
| unknown | | Domenico Carlo (de Venite), O.F.M. Conv. † | Bishop of Cefalonia e Zante, Greece |
| unknown | 83.0 | Christophe Cheffontaines (Capitefontium), O.F.M. Obs. † | Auxiliary Bishop of Sens, France |
| unknown | | Claudio de Curtis † | Bishop of Crotone (Cotrone), Italy |
| unknown | | Robert de Girard † | Bishop of Uzés, France |
| unknown | | Nicolò Grana † | Bishop of Anglona-Tursi, Italy |
| unknown | | Pierre Prosper de La Baume † | Bishop of Saint-Flour, France |
| unknown | | Giovanni Evangelista Pelleo, O.F.M. Conv. † | Bishop of Sant’Agata de’ Goti, Italy |
| unknown | 51.0 | Orazio Rapario † | Bishop of Alessano, Italy |
| unknown | | Manoel de Séabra (Leabra) † | Bishop of Miranda (do Douro), Portugal |
| unknown | | Scipione della Tolfa † | Archbishop of Acerenza e Matera, Italy |
| 5 Jan | 71.0 | Feliciano Ninguarda, O.P. † | Bishop of Como, Italy |
| 12 Jan | 57.0 | Gaspare Visconti † | Archbishop of Milano {Milan}, Italy |
| 23 Jan | | Alberto Capriano † | Bishop of Alba (Pompea), Italy |
| 25 Jan | 63.0 | Piotr Kostka † | Bishop of Chelmno (Culma, Kulm), Poland |
| 2 Feb | | Giovanni Andrea Croce † | Bishop of Tivoli, Italy |
| 15 Feb | 61.5 | Mark Sittich von Hohenems (Altemps) † | Cardinal, Bishop Emeritus of Konstanz {Constance}, Germany |
| 4 Mar | 64.1 | Jean Dave † | Bishop of Namur {Namen}, Belgium |
| 3 Apr | | Matteo Priuli † | Bishop Emeritus of Vicenza, Italy |
| 26 Apr | 70.1 | Liévin (Hermann) Van der Beken (Torrentinus) † | Bishop of Antwerpen {Antwerp, Anvers}, Belgium |
| 28 Apr | 52.7 | Kaspar von Seckendorff † | Bishop of Eichstätt, Germany |
| 4 May | 64.0 | Hughes de Loubenx de Verdalle, O.S.Io.Hieros. † | Cardinal, Cardinal-Deacon of Santa Maria in Portico (Octaviae) |
| 24 May | 80.0 | Juan Ruiz Agüero † | Bishop of Zamora, Spain |
| 9 Jun | 69.9 | Francisco Sarmiento Mendoza † | Bishop of Jaén, Spain |
| 11 Aug | 65.6 | Georg von Schönenberg † | Bishop of Worms, Germany |
| 15 Aug | | Miguel Cercito Bereterra † | Bishop of Barbastro, Spain |
| 18 Aug | 54.6 | Giovanni Battista Castrucci † | Cardinal, Archbishop Emeritus of Chieti, Italy |
| 1 Sep | | Juan Fernández Vadillo † | Bishop of Cuenca, Spain |
| 1 Sep | | Jerónimo Manrique de Lara † | Bishop of Ávila, Spain |
| 2 Sep | 51.6 | Annibale de Capua † | Archbishop of Napoli {Naples}, Italy |
| 4 Sep | | Andrés de Ayardis † | Archbishop of Brindisi, Italy |
| 4 Sep | 59.6 | [Jeremias II Tranos] † | Patriarch |
| 8 Sep | | Antoine de La Tour † | Bishop Emeritus of Tulle, France |
| 24 Sep | | Nicolas Langelier (Lancelier) † | Bishop of Saint-Brieuc, France |
| 25 Sep | | James O’Healy † | Archbishop of Tuam, Ireland |
| 14 Oct | 61.8 | Owen (Audoenus) Lewis (Ludovisi) † | Bishop of Cassano all’Jonio, Italy |
| 28 Oct | | Francisco de Val † | Archbishop of Cagliari, Italy |
| 4 Nov | 64.8 | Francesco Cattani da Diacceto † | Bishop of Fiesole, Italy |
| 15 Nov | | Cesare Bellocchio † | Bishop of Telese o Cerreto Sannita, Italy |
| 30 Nov | | François Bonard, O.F.M. Obs. † | Bishop Emeritus of (Saint-Lizier de) Couserans (or Conserans), France |
| 18 Dec | | Caesar Benzio † | Bishop of Asti, Italy |
| 20 Dec | 64.2 | Costanzo (Gasparo) de Sarnano (Torri), O.F.M. Conv. † | Cardinal, Bishop Emeritus of Vercelli, Italy |
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