| Date | Age | Bishop | Title |
| unknown | 68.0 | Alfonso Aguayo (Aguado), O.S.B. † | Auxiliary Bishop of Avila, Spain |
| unknown | 49.0 | Melchior de Escuda Aybar † | Auxiliary Bishop of Sevilla {Seville}, Spain |
| unknown | 62.0 | Lodovico Magni, O.F.M. Conv. † | Bishop of Acquapendente, Italy |
| unknown | | Peter Talbot † | Archbishop of Dublin, Ireland |
| unknown | 63.0 | Bernardo de Santa Maria Zuzarte de Andrade, C.R.S.A. † | Bishop of São Tomé e Príncipe |
| 4 Jan | | Gilbert de Clérembault † | Bishop of Poitiers, France |
| 17 Jan | 84.1 | Giorgio (Gregorio) Bolognetti † | Bishop Emeritus of Rieti, Italy |
| 21 Jan | 75.1 | Vincenzo Candiotti † | Bishop of Bagnoregio (Bagnorea), Italy |
| 22 Jan | | Bernard Coignet de Marmiesse † | Bishop of (Saint-Lizier de) Couserans, France |
| Feb | 80.1 | Ottavio Boldoni, B. † | Bishop of Teano, Italy |
| 1 Feb | | Guido Bentivoglio, C.R. † | Bishop Emeritus of Bertinoro, Italy |
| 14 Feb | 69.1 | Stefano de Gaspare † | Bishop of Sapë, Albania |
| 14 Feb | 75.7 | Léonor de Goyon de Matignon (I) † | Bishop Emeritus of Lisieux, France |
| 12 Mar | 48.2 | Juan Álvarez Osorio † | Bishop of Plasencia, Spain |
| 14 Apr | | Jaime de Copons y de Tamarit † | Bishop of Lérida, Spain |
| 21 Apr | 62.3 | Aloysius Bevilacqua † | Titular Patriarch of Alexandria {Alessandria} |
| 21 Apr | 77.3 | Lazzaro Pallavicino † | Cardinal, Cardinal-Priest of Santa Balbina |
| 11 May | 77.4 | Henri de Béthune † | Archbishop of Bordeaux, France |
| 11 May | 44.0 | Carlo Filippo Sfondrati, B. † | Bishop of Volterra, Italy |
| 17 May | 70.4 | Diego Castiglione Morelli † | Bishop of Mileto, Italy |
| 31 May | 50.4 | Ignaas-August van Grobbendonck Schetz † | Bishop of Gent {Ghent, Gand}, Belgium |
| 9 Jun | 78.4 | Félix Vialar † | Bishop of Chalons-sur-Marne, France |
| 14 Jun | | Íñigo Royo † | Bishop of Albarracin, Spain |
| 13 Jul | 61.5 | Marco Antonio Pisanelli † | Bishop of Sora, Italy |
| 16 Jul | 57.5 | Salvatore Scaglione, O. Carm. † | Bishop of Castellammare di Stabia, Italy |
| Aug | | Andrés Girón † | Archbishop of Santiago de Compostela, Spain |
| 7 Aug | 70.2 | François-Etienne de Caulet † | Bishop of Pamiers, France |
| 8 Aug | 59.7 | Giacinto Maria Passati, O.P. † | Bishop of Stagno (Ston), Croatia |
| 11 Aug | 51.6 | Giacomo Filippo Nini † | Cardinal, Cardinal-Priest of Santa Maria della Pace |
| 12 Aug | 75.7 | Henri de Cauchon de Maupas † | Bishop of Evreux, France |
| 14 Aug | | Francesco Zeno † | Bishop of Capodistria (Capo d’Istria)(Koper), Slovenia |
| 17 Aug | 62.4 | Lorenzo Cibo (Cybo) † | Bishop of Jesi, Italy |
| 23 Aug | 84.6 | Domenico Gianuzzi † | Titular Bishop of Dioclea |
| 4 Sep | 63.6 | Wilderich von Walderdorff † | Bishop of Wien, Austria |
| 29 Sep | 70.8 | Mario Alberizzi † | Cardinal, Bishop Emeritus of Tivoli, Italy |
| 19 Oct | 69.5 | Carlo Carafa della Spina, C.R. † | Cardinal, Bishop Emeritus of Aversa, Italy |
| 31 Oct | 58.8 | Ferdinandus Pállfy ab Erdöd † | Bishop of Eger, Hungary |
| 2 Nov | 53.2 | Bernardino Rocci † | Cardinal, Bishop of Orvieto, Italy |
| 23 Nov | 80.6 | Francesco Boccapaduli † | Bishop Emeritus of Città di Castello, Italy |
| 29 Nov | 64.9 | Francesco Maria Febei † | Titular Archbishop of Tarsus |
| 11 Dec | | Stanisław Sarnowski † | Bishop of Włocławek (Kujawy, Kalisze), Poland |
| 24 Dec | | Filippo de Monti † | Bishop of Ascoli Piceno, Italy |
| 28 Dec | | Andrzej Trzebicki † | Bishop of Kraków, Poland |
| 30 Dec | | Mauro Corsi † | Bishop of San Miniato, Italy |