| Date | Age | Bishop | Title | 
| unknown | 66.7 | José Nicolau de Azevedo Coutinho Gentil † | Prelate Emeritus of Goiás, Brazil | 
| unknown | 68.8 | Antonio Raffaele Dolci, O.P. † | Bishop of Stagno (Ston), Croatia | 
| unknown | 52.0 | Giuseppe Mancusi † | Bishop of Acerno, Italy | 
| unknown | 75.8 | Silvestro Scarani † | Auxiliary Bishop of Ostia (-Velletri), Italy | 
| unknown | 85.0 | Emanuele di Tommaso † | Bishop of Ascoli Satriano (Puglia), Italy | 
| 8 Jan | 69.2 | Antonio Tavira Almazán † | Bishop of Salamanca, Spain | 
| 21 Jan | 71.4 | Johann Maximilian von Haunold † | Auxiliary Bishop of Mainz, Germany | 
| 10 Feb | 77.3 | Francisco José Marán † | Bishop of Santiago de Chile | 
| 14 Feb | 85.4 | Pietrangelo Ruggieri † | Bishop of Ruvo (Ruo)(di Puglia), Italy | 
| 17 Feb | 77.0 | Gregorio (Gaetano Gerardo) Cerati, O.S.B. † | Bishop of Piacenza, Italy | 
| 20 Feb | 97.1 | Michael Peter MacMahon (McMahon), O.P. † | Bishop of Killaloe, Ireland | 
| 13 Mar | 71.0 | Mihajlo Mate Spalatin † | Bishop of Šibenik (Knin), Croatia | 
| 14 Mar | 50.6 | Antoine-Xavier Maynaud de Pancemont † | Bishop of Vannes, France | 
| 19 Mar | 62.0 | Joseph Anton Blatter † | Bishop of Sion {Sitten}, Switzerland | 
| 20 Mar | 61.7 | Pietro Delenda † | Bishop of Santorini {Thira}, Greece | 
| 24 Mar | 86.2 | Lelio de Cippico † | Bishop of Split (Spalato), Croatia | 
| 11 Apr | 73.4 | [Jean-Baptiste Royer] † | Bishop Emeritus of [Paris (Constitutional), France] | 
| 30 Apr | 72.0 | Vincenzo Labini, O.S.Io.Hieros. † | Bishop of Malta | 
| 5 May | 62.7 | Ignacy Houwalt † | Auxiliary Bishop-Elect of Vilnius, Lithuania | 
| 18 Jun | 59.2 | Joseph Anton Gall † | Bishop of Linz, Austria | 
| 27 Jun | 62.8 | Ferenc Fuchs † | Archbishop of Eger, Hungary | 
| 5 Jul | 72.3 | Diego Gregorio Cadello † | Cardinal, Archbishop of Cagliari, Italy | 
| 8 Jul | 61.1 | Francesco Amoroso † | Archbishop of Lanciano, Italy | 
| 13 Jul | 82.3 | Henry Benedict Mary Clement Stuart of York † | Cardinal, Cardinal-Bishop of Ostia (e Velletri) | 
| 17 Jul | 64.1 | Pietro Leopardi † | Titular Bishop of Akka | 
| 19 Jul | 85.8 | Étienne-François-Xavier des Michels de Champorcin † | Bishop of Toul, France | 
| 24 Jul | 65.8 | [François Nicolas] † | Bishop Emeritus of [Meurthe (Constitutional), France] | 
| 3 Aug | 66.0 | Piotr Aleksander Samson Toczyłowski † | Auxiliary Bishop of Vilnius, Lithuania | 
| 10 Aug | 71.1 | Claude Leopoldo de Bexon † | Bishop Emeritus of Namur {Namen}, Belgium | 
| 12 Aug | 83.0 | Bernardino Honorati † | Cardinal, Bishop of Senigallia, Italy | 
| 23 Aug | 66.8 | Martin Görgey † | Auxiliary Bishop of Esztergom, Hungary | 
| 24 Aug | 85.8 | Jan Kanty Leńczowski † | Auxiliary Bishop of Kraków, Poland | 
| 27 Aug | 81.9 | Guido Calcagnini † | Cardinal, Bishop of Osimo e Cingoli, Italy | 
| 5 Sep | 58.3 | [Éléonore-Marie Desbois de Rochefort] † | Bishop Emeritus of [Somme (Constitutional), France] | 
| 12 Nov | 87.5 | Giovanni Battista de Pergen † | Bishop of Mantova, Italy | 
| 15 Nov | 67.1 | Pedro Díaz Valdés † | Bishop of Barcelona, Spain | 
| 28 Nov | 66.8 | Louis-Apolinaire de La Tour du Pin-Montauban † | Bishop of Troyes, France | 
| 29 Nov | 54.4 | Joaquim Maria Mascarenhas Castello Branco † | Bishop Emeritus of Angola e Congo | 
| 30 Nov | 60.1 | Antonio Vila y Campos † | Bishop of Albarracin, Spain | 
| Dec | 61.8 | Giovanni Gaetano del Muscio, Sch. P. † | Archbishop of Manfredonia, Italy | 
| 15 Dec | 55.4 | Giovanni Coppola † | Titular Archbishop of Myra |