| Date | Age | Bishop | Title |
|---|
| unknown | | Zygmunt Czyżowski † | Bishop of Lutsk (Łuck), Ukraine |
| unknown | 74.0 | Denis Harty † | Vicar Apostolic of Killaloe, Ireland |
| unknown | | Giovanni de Rossi † | Bishop of Ossero (Osor), Croatia |
| unknown | 48.0 | Michelangelo Vaginari, O.F.M. Obs. † | Bishop of Giovinazzo, Italy |
| Jan | 56.0 | Felice Antonio Monaco † | Bishop of Martirano (Martoranum), Italy |
| 19 Jan | 86.0 | Bernardino Scala † | Bishop of Montefeltro, Italy |
| 23 Jan | | James Dempsey † | Vicar Apostolic Emeritus of Dublin, Ireland |
| 1 Feb | 57.0 | Paul de Tauris-Jancic, O.F.M. Obs. † | Bishop of Pedena, Austria |
| 16 Feb | 88.4 | Vincenzo (Gaspare) Maculani, O.P. † | Cardinal, Archbishop Emeritus of Benevento, Italy |
| 17 Feb | 69.1 | Tomás de Paredes, O.S.A. † | Auxiliary Bishop of Granada, Spain |
| Mar | 72.1 | Gerolamo Santolini † | Bishop of Cervia, Italy |
| 2 Mar | 47.1 | Pompeo Angelotti † | Bishop of Terracina, Priverno e Sezze, Italy |
| 3 Mar | | Francesco Cribario † | Bishop of Nicotera, Italy |
| 9 Mar | | Giovanni Montoya de Cardona (Montoja) † | Bishop of Gallipoli, Italy |
| 14 Mar | 65.2 | Cherubino Malaspina, O.P. † | Bishop of Sansepolcro (Borgo San Sepolcro), Italy |
| 18 Mar | 67.2 | Vitaliano Marescano † | Bishop of Umbriatico (Umbriaticum), Italy |
| 21 Mar | | Thomas Lolli, C.R.M. † | Titular Bishop of Cyrene |
| 21 Mar | 73.0 | Giacomo Theodoli (Teodolo) † | Bishop Emeritus of Forli, Italy |
| 4 Apr | 67.2 | John de Burgh † | Archbishop of Tuam, Ireland |
| 17 Apr | | Diego Gatica, O. de M. † | Auxiliary Bishop of Sevilla {Seville}, Spain |
| 26 Apr | 73.3 | Ignazio Ciantes, O.P. † | Bishop Emeritus of Sant’Angelo dei Lombardi e Bisaccia, Italy |
| 14 May | 75.0 | Marcos Ramírez de Prado y Ovando, O.F.M. † | Archbishop of México, Federal District |
| 22 May | 68.2 | Fabio Chigi † | Pope (Roma {Rome}, Italy) |
| 23 May | 75.1 | José de la Peña García de Ceniceros † | Bishop of Calahorra y La Calzada, Spain |
| 24 May | | Samuel Martineau de Turé † | Bishop of Bazas, France |
| 28 May | 75.1 | José de Argáiz Pérez † | Archbishop of Granada, Spain |
| 5 Jun | 69.4 | Volumnio Bandinelli † | Cardinal, Cardinal-Priest of Santi Silvestro e Martino ai Monti |
| 5 Jun | 59.5 | Francesco Maria Sforza Pallavicino † | Cardinal, Cardinal-Deacon of San Salvatore in Lauro |
| 11 Jul | 72.9 | Stefano Durazzo † | Cardinal, Archbishop Emeritus of Genova, Italy |
| 12 Jul | 76.5 | Paolo Piromalli, O.P. † | Bishop of Bisignano, Italy |
| 19 Jul | | Antonio Piña (Peña) y Hermosa † | Bishop of Jaén, Spain |
| 31 Jul | 54.5 | Odoardo Vecchiarelli † | Cardinal, Bishop of Rieti, Italy |
| 15 Aug | 79.9 | Albertino Barisoni † | Bishop of Ceneda, Italy |
| 22 Aug | 70.6 | Benedetto Cappello † | Bishop of Concordia (Sagittaria), Italy |
| 17 Sep | 58.4 | Christophoro d’Authier de Sisgau, O.S.B. † | Titular Bishop of Bethleem |
| 17 Sep | 64.7 | Fabrizio Campana, O.S.B. † | Archbishop of Conza, Italy |
| 19 Sep | 54.7 | Johann Bischopinck † | Auxiliary Bishop of Osnabrück, Germany |
| 12 Oct | | Petar Petretić † | Archbishop of Kalocsa, Hungary |
| 14 Oct | | José de Láyñez y Gutiérrez, O.S.A. † | Bishop of Guadix, Spain |
| 15 Oct | | Francisco de la Cueva Maldonado † | Archbishop of Santo Domingo, Dominican Republic |
| 25 Oct | 69.0 | Ernst Adalbert von Harrach zu Rohrau † | Cardinal, Archbishop of Praha {Prague}, Czechia |
| 1 Nov | 57.8 | Francesco de Marchi † | Bishop of Krk (Veglia), Croatia |
| 22 Nov | | Pietro Jerónimo Martínez y Rubio † | Archbishop of Palermo, Italy |
| 27 Nov | 90.5 | Gaspard Dubois (Van Den Bosch, Nemius) † | Archbishop of Cambrai, France |
| 3 Dec | 72.7 | Gabriel de Boislève † | Bishop of Avranches, France |
| 8 Dec | 65.9 | Miguel de Poblete Casasola † | Archbishop of Manila, Philippines |
| 21 Dec | 57.9 | Braulio Sunyer † | Bishop of Lérida, Spain |
| 29 Dec | 49.9 | Baltasar Valdés y Noriega † | Bishop of Gaeta, Italy |
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