| Date | Age | Bishop | Title |
| unknown | 55.9 | Alfonso Aguado Jaraba † | Auxiliary Bishop of Toledo, Spain |
| unknown | 63.0 | Manuel de Aguiar † | Bishop of Leiria, Portugal |
| unknown | 79.2 | Giovanni Andrea Avogadro † | Bishop Emeritus of Verona, Italy |
| unknown | | Giacomo Boschi † | Bishop of Carpi, Italy |
| unknown | 66.7 | Michel Bradács † | Auxiliary Bishop of Mukacheve (Ruthenian), Ukraine |
| unknown | | Nicola Francesco Franchi † | Bishop of Penne-Atri, Italy |
| unknown | 74.9 | Vincenzo Manni † | Bishop of Tivoli, Italy |
| unknown | 55.1 | Nikolaus Rauscher † | Auxiliary Bishop of Esztergom, Hungary |
| 1 Jan | 65.1 | Francisco Javier de Lizana y Beaumont † | Archbishop of México, Federal District |
| 9 Jan | 72.9 | Giovanni Castiglione † | Cardinal, Bishop of Osimo e Cingoli, Italy |
| 11 Jan | 51.8 | Jean-Baptiste-Marie Caffarelli † | Bishop of Saint-Brieuc, France |
| 11 Jan | 74.4 | Anton Mandic † | Bishop of Sirmio, Croatia |
| 12 Jan | 74.3 | Custodio Angel Díaz Merino, O.P. † | Bishop of Cartagena, Colombia |
| 24 Jan | 76.5 | Aimard-Claude de Nicolay † | Bishop Emeritus of Béziers, France |
| 10 Feb | 79.4 | Francis Moylan † | Bishop of Cork, Ireland |
| 3 Mar | 69.1 | József Martonffi † | Bishop of Transilvania, Erdély, Siebenbürgen, Romania |
| 5 Apr | 58.1 | Godfried Joseph Crüts van Creits † | Bishop of Sankt Pölten, Austria |
| 15 Apr | 79.0 | Nikolaj Bani † | Archbishop (Personal Title) of Dubrovnik (Ragusa), Croatia |
| 3 May | 74.4 | Claude Le Coz † | Archbishop of Besançon, France |
| Jun | 80.4 | Emmanuel-Louis de Grossoles de Flamarens † | Bishop of Périgueux (Vesuna), France |
| 9 Jun | 79.7 | Marco Antonio Gregorina † | Bishop of Kotor (Cattaro), Montenegro |
| 14 Jun | 66.5 | Andrés Ambrosio de Llanos y Valdés, O.F.M. † | Bishop of Chiapas (Ciudad Real de Chiapas), Chiapas, México |
| 25 Jun | 83.3 | François Bécherel † | Bishop of Valence, France |
| 12 Jul | 84.5 | Alessandro Alessandretti † | Bishop Emeritus of Macerata-Tolentino, Italy |
| 14 Aug | 71.5 | Francesco Maria Pignatelli (Jr.) † | Cardinal, Cardinal-Priest of S. Maria in Trastevere |
| 14 Aug | 74.8 | Jean-Auguste de Chastenet de Puységur † | Archbishop Emeritus of Bourges, France |
| 17 Aug | 62.9 | Hieronim Stojnowski (Stroynowski) † | Bishop of Vilnius, Lithuania |
| 21 Aug | 57.2 | Pedro Valero † | Bishop of Gerona, Spain |
| 14 Sep | 64.8 | St. Louis Gabriel Taurin Dufresse, M.E.P. † | Vicar Apostolic of Se-Ciuen (Setchoan), China |
| Oct | 57.2 | Francesco Maria Paolucci Mancinelli † | Bishop of Fano, Italy |
| 3 Nov | 72.1 | Manuel Gómez Salazar † | Bishop of Avila, Spain |
| 12 Nov | 81.7 | Andrés Aguiar Caamaño † | Bishop of Mondoñedo, Spain |
| 12 Nov | 60.4 | Primo Feliciano Marín y Porras, O.F.M. † | Bishop of Linares o Nueva León, Nuevo León, México |
| 3 Dec | 80.9 | John Carroll † | Archbishop of Baltimore, Maryland, USA |
| 3 Dec | | Macaire IV Tawil, B.S. † | Patriarch of Antiochia {Antioch} (Melkite), Syria |
| 16 Dec | 80.3 | Laurent-Michel Eon de Cély † | Bishop Emeritus of Apt, France |
| 30 Dec | 81.7 | Francisco Veyán Mola † | Bishop of Vic, Spain |