| Date | Age | Bishop | Title |
|---|
| unknown | | Bonaventura Bellemo, O.F.M. Obs. † | Bishop of Andros, Greece |
| unknown | | Orazio Bellotti, O.F.M. Conv. † | Bishop of Nona (Nin), Croatia |
| unknown | | Tiberio Cortesi † | Bishop of Lavello, Italy |
| unknown | | Sulpizio Costantino † | Bishop of Nocera de’ Pagani, Italy |
| unknown | | Bartolomé de la Plaza, O.F.M. † | Bishop of Santiago de Cuba |
| unknown | | Paolo Isaresi della Mirandola, O.P. † | Bishop of Squillace, Italy |
| unknown | | Thaddeus O’Farrell (MacEoga), O.P. † | Bishop of Clonfert, Ireland |
| unknown | | Francisco Ortega, O.S.A. † | Bishop of Nueva Caceres, Philippines |
| unknown | | Giulio Cesare Ricordato (Recordato) † | Bishop-Elect of Ventimiglia, Italy |
| unknown | | Antonius Vespoli, C.R. † | Coadjutor Bishop of Potenza, Italy |
| 27 Jan | | Marco Pedoca Mirandulano, O.S.B. † | Bishop of Lacedonia, Italy |
| 2 Feb | 72.0 | Cesare Costa, C.O. † | Archbishop of Capua, Italy |
| 13 Feb | 52.1 | Giulio Cesare Riccardi † | Archbishop of Bari (-Canosa), Italy |
| 13 Feb | | Corrado Tartarini † | Bishop of Forli, Italy |
| 9 Mar | 63.1 | Pedro Rojas Henríques, O.S.A. † | Bishop of Osma, Spain |
| 10 Mar | 60.1 | Guillaume Rose † | Bishop of Senlis, France |
| 24 Mar | | Giannantonio Castruccio † | Bishop of Mondovi, Italy |
| 16 Apr | 65.2 | Antonmaria Salviati † | Cardinal, Bishop Emeritus of Saint-Papoul, France |
| 20 Apr | 67.6 | Juan de Sanclemente Torquemada † | Archbishop of Santiago de Compostela, Spain |
| 22 Apr | 57.3 | Patrizio Lunati (Laosio) † | Bishop of Nusco, Italy |
| 3 May | 74.0 | Pedro Junco Posada † | Bishop of Salamanca, Spain |
| 8 May | | Eugenio Camuzzi † | Bishop of Bobbio, Italy |
| 9 May | 69.9 | Giulio Antonio Santorio † | Cardinal, Cardinal-Bishop of Palestrina |
| 12 May | | Juan Castellano Orozco † | Bishop of Siracusa, Italy |
| 1 Jun | 63.4 | Mathias Lambrecht † | Bishop of Brugge {Bruges}, Belgium |
| 6 Jun | | Giovanni Girolamo Pisano † | Bishop of San Marco (Argentano), Italy |
| 20 Jun | | Gonzalo Gutiérrez Montilla † | Bishop of Oviedo, Spain |
| 29 Jun | 62.4 | Bonawentura Hahn † | Former Bishop-Elect of Wrocław (Breslau), Poland |
| Jul | | Yona Hohol † | Bishop of Pińsk-Turaŭ (Ukrainian), Belarus |
| 1 Jul | 47.5 | Jean du Ploich † | Bishop of Arras, France |
| 29 Jul | 71.9 | Teotónio de Bragança, S.J. † | Archbishop of Évora, Portugal |
| 30 Jul | | Gian Antonio Grassi † | Bishop of Faenza, Italy |
| 2 Aug | 61.5 | Giovanni Domenico Marcot (Malquoto dei Serafini detto Foconio ), O.P. † | Archbishop of Split (Spalato), Croatia |
| 5 Aug | 50.5 | Camillo Caetani † | Titular Patriarch of Alexandria {Alessandria} |
| 7 Aug | 50.5 | Guitard de Ratte † | Bishop of Montpellier, France |
| 16 Aug | 61.6 | Miguel Rangel, O.F.M. Cap. † | Bishop of Angola e Congo |
| 31 Aug | | Jean-Baptiste du Bourg † | Bishop of Rieux, France |
| Sep | | Raymond de Rouchon † | Bishop of Saint-Flour, France |
| 17 Sep | 54.7 | Claude de Granier, O.S.B. † | Bishop of Genève {Geneva}, Switzerland |
| 19 Sep | | Ludovico Bentivoglio † | Bishop of Città di Castello, Italy |
| 11 Oct | 69.7 | Giacomo Masini † | Bishop of Segni, Italy |
| 27 Oct | | Alfonso Gregorio † | Archbishop of Zaragoza, Spain |
| 28 Oct | | Luciano Rosso (de Rubeis) † | Bishop of Mazara del Vallo, Italy |
| 29 Oct | | Guillaume du Halgoët † | Bishop of Tréguier, France |
| 17 Nov | 60.8 | Juan de Izquierdo, O.F.M. Obs. † | Bishop of Yucatán (Mérida), México |
| 19 Nov | | Alonso Ramírez Vergara, O.S. † | Bishop of La Plata o Charcas, Bolivia |
| 12 Dec | | Stanisław Gomoliński † | Bishop of Lutsk (Łuck), Ukraine |
| 20 Dec | | Alfonso Herrera, O.S.A. † | Bishop of Ariano, Italy |
| 20 Dec | | Juan Zúñiga † | Bishop of Cartagena (en España) |
| 25 Dec | | Francisco de Villanova, O.F.M. Obs. † | Bishop of São Tomé e Príncipe |
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