| Date | Age | Bishop | Title |
| unknown | | Camillo Beccio, O.S.A. † | Bishop of Acqui, Italy |
| unknown | | Jean Bertier † | Bishop of Rieux, France |
| unknown | | Ferdinando D’Avila, O.F.M. † | Bishop of Ascoli Satriano, Italy |
| unknown | | Stefano de Vicari, O.P. † | Bishop of Nocera de’ Pagani, Italy |
| unknown | | Ottaviano Garzadori † | Bishop of Ossero (Osor), Croatia |
| unknown | | Luca Antonio Gigli † | Bishop of Alatri, Italy |
| unknown | | Arnauld de Maytie de Mauléon † | Bishop of Oloron (Oloron-Sainte-Marie), France |
| 21 Feb | | Aloisio Grimani † | Archbishop of Candia, Greece |
| 23 Feb | 72.2 | Luis Sans y Códol † | Bishop of Barcelona, Spain |
| 2 Mar | | Francesco Gonzaga, O.F.M. † | Bishop of Mantova, Italy |
| 11 Mar | 65.2 | Eucharius Sang † | Auxiliary Bishop of Würzburg, Germany |
| 12 Mar | 73.2 | Cosimo Dossena, B. † | Bishop of Tortona, Italy |
| 12 Mar | 69.2 | Prudencio Sandobal, O.S.B. † | Bishop of Pamplona, Spain |
| 22 Mar | | Nicolas de Briroy † | Bishop of Coutances, France |
| 26 Mar | 84.8 | Domenico Toschi † | Cardinal, Bishop Emeritus of Tivoli, Italy |
| 28 Mar | 75.2 | Nikolaus Arresdorf, O.F.M. Conv. † | Auxiliary Bishop of Paderborn, Germany |
| 30 Mar | 67.2 | Antonio Maria Galli † | Cardinal, Bishop of Osimo, Italy |
| Apr | 61.3 | Manuel Baptista, O.F.M. † | Bishop of Angola e Congo, Angola |
| 8 Apr | 75.3 | Angelo Rocca, O.S.A. † | Titular Bishop of Thagaste |
| 26 Apr | | Francisco Diaz de Cabrera y Córdoba, O.P. † | Bishop of Trujillo, Peru |
| 27 Apr | | Benedetto Ala † | Archbishop of Urbino, Italy |
| 7 May | 56.3 | Pietro Giorgio Odescalchi † | Bishop of Vigevano, Italy |
| 16 May | | Pedro de São Agostinho Figueira de Cunha Lobo, O.S.A. † | Bishop of São Tomé e Príncipe |
| 27 May | 41.4 | Philippe Hurault de Cheverny † | Bishop of Chartres, France |
| 30 May | 78.4 | Matthias Van den Hove (Hovius) † | Archbishop of Mechelen, Belgium |
| 20 Jun | | Felipe Tarsis de Acuña, O.S. † | Archbishop of Granada, Spain |
| 27 Jun | 45.5 | August Wiederin von Ottersbach † | Prefect of Meißen (Meissen) {Lusazia o Lausitz; Sassonia}, Germany |
| Jul | 58.5 | Gavino Manca de Cedrelles † | Archbishop of Sassari, Italy |
| 1 Aug | 53.6 | Baccio Gherardini † | Bishop of Fiesole, Italy |
| 15 Aug | 70.6 | Juan García Valdemora † | Bishop of Tui, Spain |
| 22 Aug | | François Martinengo, O.F.M. † | Bishop of Nice, France |
| 22 Aug | 72.6 | Giovanni Evangelista Pallotta † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 5 Sep | 66.7 | Orazio Spannocchi † | Bishop of Chiusi, Italy |
| 15 Sep | | Tommaso Piolatto (Biolato), C.R.L. † | Bishop of Fossano, Italy |
| 20 Sep | 54.7 | Giovanni Battista de Asti, O.S.A. † | Titular Bishop of Thagaste |
| 23 Sep | | Giambattista Dal Mare, O.P. † | Bishop of Lavello, Italy |
| 15 Oct | | Alfonso Santillán Fajardo, O.P. † | Bishop of Quito, Ecuador |
| 16 Oct | 69.8 | Francisco Virgili † | Bishop of Lérida, Spain |
| 25 Oct | 57.8 | Innocentius Stoicinus, O.S.B. † | Bishop of Lezhë {Lesh, Alessio}, Albania |
| 27 Nov | | Julianus Castagnola † | Bishop of Nebbio, France |
| Dec | 47.9 | Pedro de Solier y Vargas, O.S.A. † | Archbishop of Santo Domingo, Dominican Republic |
| 2 Dec | 60.9 | Placido Marra † | Bishop of Melfi e Rapolla, Italy |
| 6 Dec | | Vincenzo Capece, C.R. † | Bishop of Gallipoli, Italy |
| 9 Dec | 49.0 | Orazio Lancellotti † | Cardinal, Prefect of the Congregation of the Council |
| 17 Dec | 68.0 | Rafael Ripoz, O.P. † | Bishop of Perpignan-Elne, France |
| 27 Dec | | Caesar Fedele † | Titular Bishop of Salona |
| 29 Dec | | Giuseppe Saluzzo † | Bishop of Ruvo (Ruo)(di Puglia), Italy |