| Date | Age | Bishop | Title |
|---|
| unknown | | Benedetto Baaz (Vaez) † | Bishop of Umbriatico (Umbriaticum), Italy |
| unknown | | Virgilio Cappone † | Bishop of Mileto, Italy |
| unknown | 48.0 | Modernus (Fabrizio) Caracciolo Piscizi † | Bishop of Oppido Mamertina, Italy |
| unknown | | Sebastiano Carta † | Bishop of Bosa, Italy |
| unknown | | Alvaro Mendoza, O.F.M. † | Bishop of Jaca, Spain |
| unknown | 63.0 | Pedro de Perea (Pérez Díaz), O.S.A. † | Bishop of Arequipa, Peru |
| unknown | | Marsilio Peruzzi † | Archbishop of Chieti, Italy |
| unknown | 48.0 | Paulus Pucciarelli, O.P. † | Bishop of Andros, Greece |
| unknown | | Pedro de Valencia † | Bishop of La Paz, Bolivia |
| unknown | 70.0 | Franciszek Zajerski † | Auxiliary Bishop of Lutsk (Łuck), Ukraine |
| Jan | | Luca Castellini, O.P. † | Bishop of Catanzaro, Italy |
| 21 Jan | 65.0 | Diego Guzmán de Haros † | Cardinal, Archbishop of Sevilla {Seville}, Spain |
| 28 Jan | 71.0 | Gonzalo Hernandez y Hermosillo y Gonzalez, O.S.A. † | Bishop of Durango, México |
| 8 Mar | | Juan Portocarrero, O.F.M. † | Bishop of Almería, Spain |
| 11 Mar | 68.1 | Miguel Santos de Sampedro † | Archbishop of Granada, Spain |
| 17 Mar | 73.2 | Juan Venido Castilla, O.F.M. Obs. † | Bishop of Orense, Spain |
| 19 Mar | 55.2 | Joachim Morochowski, O.S.B.M. † | Bishop of Volodymyr (Włodzimierz) et Brėst (Ukrainian) |
| 28 Mar | 64.3 | José González Díez, O.P. † | Archbishop of Burgos, Spain |
| 31 Mar | 49.6 | Pierre Paunet, O.F.M. Obs. † | Bishop of Saint-Omer, France |
| 18 Apr | 55.2 | Cosimo de’ Bardi † | Archbishop of Firenze {Florence}, Italy |
| 28 Apr | 38.7 | Charles de Lorraine-Chaligny, S.J. † | Bishop Emeritus of Verdun, France |
| 7 May | 61.0 | Giovanni Tiepolo † | Patriarch of Venezia {Venice}, Italy |
| 9 Jun | | Antonio Viedma Chaves, O.P. † | Bishop of Almería, Spain |
| 15 Jun | 56.4 | Leonardo Tritonio † | Bishop of Poreč (Parenzo), Croatia |
| 16 Jun | 69.4 | Tomás Espinosa † | Auxiliary Bishop of Valencia, Spain |
| 22 Jun | 38.4 | André Le Porc de la Porte † | Bishop of Saint-Brieuc, France |
| 5 Jul | 56.5 | Agustin de Hinojosa y Montalvo, O.F.M. † | Bishop of Nicaragua |
| 11 Jul | | Jerónimo de Gouvea, O.F.M. † | Bishop Emeritus of Ceuta and Tanger, Spain |
| 16 Jul | 47.8 | Philipp Adolf von Ehrenberg † | Bishop-Elect of Würzburg, Germany |
| 22 Jul | | Ascanio Sperelli † | Bishop of San Severino (Marche), Italy |
| 29 Jul | | Lorenzo Fei † | Bishop of Cariati e Cerenzia, Italy |
| Aug | 40.5 | Giovanni Battista Deti (Deto) † | Bishop of Anglona-Tursi, Italy |
| 8 Aug | 61.6 | Juan Pérez de la Serna † | Bishop of Zamora, Spain |
| 22 Aug | | Francesco Trivulzio † | Bishop of Nocera de’ Pagani, Italy |
| 28 Aug | 72.6 | Marino Zorzi (Giorgi) † | Bishop of Brescia, Italy |
| Sep | | Alessandro Carissimi † | Bishop of Castro [del Lazio], Italy |
| 4 Sep | 59.6 | Andrzej Lipski † | Bishop of Kraków, Poland |
| 19 Sep | 35.5 | Gilles de Souvre † | Bishop of Auxerre, France |
| 21 Sep | 67.0 | Federico Borromeo (Sr.) † | Cardinal, Archbishop of Milano {Milan}, Italy |
| Oct | 51.7 | Ubertinus Papafava † | Bishop of Adria, Italy |
| 14 Oct | 63.7 | Manuel Esteban Muniera, O. de M. † | Bishop of Cefalù, Italy |
| 14 Oct | 66.7 | Pedro Moya Arjona † | Bishop of Tuy, Spain |
| 8 Nov | | Francisco Márquez Gaceta † | Bishop of Ávila, Spain |
| 10 Nov | 63.8 | Sebastiano Albani † | Bishop of Sagone (Sagona), France |
| 28 Nov | 79.9 | Martín Terrer Valenzuela, O.S.A. † | Archbishop of Zaragoza, Spain |
| 4 Dec | 67.9 | Pierre François Maletti, C.R.L. † | Bishop of Nice, France |
| 20 Dec | 56.9 | Ludovico degli Atti (De Actis) † | Bishop of Segni, Italy |
| 30 Dec | 66.9 | Francesco Nori † | Bishop of San Miniato, Italy |
| 31 Dec | | Pedro Herrera Suárez, O.P. † | Bishop of Tarazona, Spain |
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