| Date | Age | Bishop | Title |
|---|
| Jan | 65.1 | Domenico Filomarini, C.R. † | Bishop of Trevico, Italy |
| 10 Jan | 81.3 | Manuel Álvares da Costa † | Bishop of Angra, Portugal |
| 19 Jan | 63.9 | Mattia Joccia † | Bishop of Venafro, Italy |
| 20 Jan | 78.1 | Pierre de Sabatier † | Bishop of Amiens, France |
| 25 Jan | 65.1 | Mattia Ripa † | Titular Bishop of Hebron |
| 12 Feb | | Jacob IV Awad † | Patriarch of Antiochia {Antioch} (Maronite), Lebanon |
| 13 Feb | 67.0 | Pietro Vincenzo Platamone, O.P. † | Bishop of Lipari, Italy |
| 18 Feb | 53.1 | Juan Antonio de Lardizabal y Elorza † | Bishop of Tlaxcala (Puebla de los Angeles), México |
| 24 Feb | 63.9 | Alamanno Salviati † | Cardinal, Cardinal-Priest of Santa Maria in Ara Coeli |
| 28 Feb | 62.2 | Giovanni Battista Lomellini, O.P. † | Bishop of Saluzzo, Italy |
| Mar | 72.2 | Bonaventura Blasio, O.F.M. Conv. † | Bishop of Castellaneta, Italy |
| Mar | 64.2 | Francesco Castello † | Bishop of Lettere (-Gragnano), Italy |
| Mar | 69.9 | Pietro Giacomo Pichi † | Bishop of Cittŕ Ducale, Italy |
| 2 Mar | 61.0 | Bernardo de Serreda y Villate, O. Carm. † | Bishop of Cuzco, Peru |
| 30 Mar | 61.0 | Luis Simőes Brandăo † | Bishop Emeritus of Angola e Congo |
| 9 Apr | 65.5 | Bartolomeu do Pilar, O. Carm. † | Bishop of Belém do Pará, Brazil |
| 10 Apr | 77.2 | Daniel Joseph Mayern † | Archbishop of Praha {Prague}, Czechia |
| 11 Apr | 70.0 | José Fernández del Toro † | Bishop Emeritus of Oviedo, Spain |
| 18 Apr | 63.2 | Louis de La Vergne-Montenard de Tressan † | Archbishop of Rouen, France |
| 23 Apr | 45.1 | Thomaz Franciszek Czapski, O. Cist. † | Bishop of Chelmno (Culma, Kulm), Poland |
| 29 Apr | 65.7 | Saverio Ferrari † | Bishop of Martirano (Martoranum), Italy |
| 30 Apr | 67.8 | Alessandro Francesco Codebň † | Bishop of Cittŕ di Castello, Italy |
| 4 May | 61.4 | Pedro Espinosa de los Monteros, O.F.M. † | Bishop of Jaca, Spain |
| 7 May | 71.3 | Jean Le Normand † | Bishop of Évreux, France |
| 8 May | 71.3 | Nuno Álvares Pereira de Melo † | Bishop of Lamego, Portugal |
| 24 May | 69.9 | Juan Camargo Angulo † | Bishop Emeritus of Pamplona, Spain |
| 1 Jun | 56.0 | Johann Adam von Wratislaw von Mitrowitz † | Bishop of Litoměřice, Czechia |
| 9 Jun | 70.9 | Louis-Gaston Fleuriau d’Armenonville † | Bishop of Orléans, France |
| 20 Jun | 64.7 | Caspar Adolph Schernauer † | Auxiliary Bishop of Mainz, Germany |
| 26 Jun | 66.6 | Francisco Eustaquio Perea Porras † | Archbishop of Granada, Spain |
| 30 Jun | 79.2 | John Wallace † | Coadjutor Vicar Apostolic of Lowland District, Scotland, Great Britain |
| 10 Jul | 70.9 | Jacinto Olivera y Pardo † | Bishop of Chiapas (Ciudad Real de Chiapas), México |
| 13 Jul | 64.9 | Juan Ignacio de Castorena y Ursúa y Goyeneche † | Bishop of Yucatán (Mérida), México |
| 18 Jul | 67.7 | Filippo Meda † | Bishop of Conversano, Italy |
| 22 Jul | 76.5 | György (Hennadiy) Bizánczy (Bizantsiy) † | Vicar Apostolic of Mukachevo (Munkács) (Ruthenian), Ukraine |
| 8 Aug | 70.2 | Carlos Borja Centellas y Ponce de León † | Cardinal, Patriarch of West Indies, Spain |
| 14 Aug | 78.5 | Alessandro Dolfi † | Bishop of Fano, Italy |
| 17 Aug | 77.5 | Marco Antonio Attaffi † | Bishop of Squillace, Italy |
| 26 Aug | | Bernard Dunne † | Bishop of Kildare and Leighlin, Ireland |
| 30 Aug | 64.7 | Jean-Paul-François Le Févre de Caumartin † | Bishop of Blois, France |
| 2 Sep | 70.4 | Matteo Roberti † | Titular Bishop of Callinicum |
| 7 Sep | 55.1 | Giovanni Silvio Nicola † | Bishop of Ivrea, Italy |
| 8 Sep | | Antoine Sicault † | Auxiliary Bishop of Lyon, France |
| 16 Sep | 66.3 | Antonio Banchieri † | Cardinal, Secretary of State |
| 18 Sep | 59.7 | Jean-Armand de La Voue de Tourouvre † | Bishop of Rodez, France |
| Oct | 75.6 | Vincenzo Ferrero, O.P. † | Bishop of Lucera, Italy |
| 9 Oct | 78.2 | Marino Drago † | Bishop of Korčula (Curzola, Cursola), Croatia |
| 31 Oct | 64.0 | Gaetano Iovone † | Bishop of Alife, Italy |
| 31 Oct | | Juan Lancaster (or Alencaster) Norona † | Bishop of Cuenca, Spain |
| 2 Nov | 41.8 | Pierre de Pardaillan de Gondrin d’Autin † | Bishop of Langres, France |
| 18 Nov | 59.0 | Girolamo Grimaldi † | Cardinal, Cardinal-Priest of Santa Balbina |
| 20 Nov | 79.6 | Francesco Frosini † | Archbishop of Pisa, Italy |
| 22 Nov | 77.8 | Luke Fagan † | Archbishop of Dublin, Ireland |
| 27 Nov | 65.8 | Onofrio Elisei † | Bishop of Orvieto, Italy |
| 2 Dec | 69.1 | Sinibaldo Doria † | Cardinal, Archbishop of Benevento, Italy |
| 2 Dec | 71.9 | Jan Skarbek † | Archbishop of Lviv, Ukraine |
| 6 Dec | 55.3 | Ignatius Franciscus Ladislaus Mednyánszky † | Titular Bishop of Leuce |
| 17 Dec | 56.9 | Jan Feliks Szaniawski † | Bishop of Chełm, Poland |
| 18 Dec | 73.8 | Blasius de Vicariis † | Titular Bishop of Capharnaum |
| 31 Dec | 45.5 | Bartolomeo Castelli † | Bishop of Senigallia, Italy |
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