| Date | Age | Bishop | Title |
|---|
| unknown | 45.1 | Giovanni Battista Bagnasco † | Auxiliary Bishop of Palermo, Italy |
| unknown | 70.1 | Pietro India † | Titular Bishop of Myrina |
| unknown | 68.0 | Geraldo Macioti † | Auxiliary Bishop of Ostia (-Velletri), Italy |
| unknown | 63.1 | Gregorio Muccioli † | Titular Bishop of Agathopolis |
| 1 Jan | 73.7 | Manuel Fraile García † | Bishop of Sigüenza, Spain |
| 23 Jan | 45.0 | William Abraham † | Bishop of Waterford and Lismore, Ireland |
| 23 Jan | 58.2 | Joaquín Briz, O.P. † | Bishop of Segovia, Spain |
| 6 Feb | 84.2 | Domenico Russo † | Bishop of Ariano, Italy |
| 20 Feb | | [Johann Marich] † | Bishop of [Scutari (Royal), Albania] |
| 13 Mar | 90.1 | Jean-Baptiste Marie Scipion Ruffo (Roux) de Bonneval † | Bishop Emeritus of Senez, France |
| 18 Mar | 76.2 | Aleksandar Alagović † | Bishop of Zagreb (Agram), Croatia |
| 18 Mar | 77.9 | Dominique-Georges-Frédéric Dufour de Pradt † | Archbishop Emeritus of Mechelen, Belgium |
| 27 Mar | 86.5 | Giovanni Giacomo Antonio Gaetano Fraschina, O.F.M. Cap. † | Titular Archbishop of Corinthus |
| 27 Mar | 86.9 | Manuel Pacheco de Rèsende † | Bishop of Aveiro, Portugal |
| 30 Mar | 54.6 | Luigi Paolo Maria Pochettini di Serravalle † | Bishop of Ivrea, Italy |
| 1 Apr | 75.6 | Julián Sanz Palanco † | Bishop of Segorbe, Spain |
| 3 Apr | 84.3 | Ivan Škakoc (Scacoz) † | Bishop of Hvar (Lesina), Croatia |
| 10 Apr | 64.2 | Thomas Weld † | Cardinal, Coadjutor Bishop Emeritus of Kingston, Ontario, Canada |
| 26 Apr | 65.3 | Gabriele Papa † | Archbishop of Sorrento, Italy |
| 9 May | 82.5 | Ivan Antun Sintić † | Bishop of Krk (Veglia), Croatia |
| 18 May | 80.3 | Carlo-Maria Cernelli † | Archbishop of Chieti, Italy |
| 18 Jun | 66.6 | Pietro Francesco Galleffi † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 18 Jun | 77.7 | Giulio Mami † | Bishop of Città della Pieve, Italy |
| 5 Jul | 70.0 | Gaetano Maria Giuseppe Benedetto Placido Vincenzo Trigona e Parisi † | Cardinal, Archbishop of Palermo, Italy |
| 15 Jul | 77.1 | Mariano Báguena y Varona † | Titular Archbishop of Ancyra |
| 16 Jul | 70.2 | Camillo Giovanni Rossi † | Bishop Emeritus of San Severo, Italy |
| 18 Jul | 79.9 | Pietro Balducci, C.M. † | Bishop of Fabriano e Matelica, Italy |
| 1 Aug | 61.0 | Antonio Burbano, O.E.S.A. † | Auxiliary Bishop-Elect of Popayán, Colombia |
| 5 Aug | 76.0 | Adeodato Antonio Giovanni Luigi Caleffi, O.S.B. † | Bishop of Modena (e Nonantola), Italy |
| 26 Aug | 69.2 | Antal Juranitz † | Bishop of Győr (Raab), Hungary |
| Sep | 64.7 | Federico Guarini, O.S.B. † | Bishop of Venosa, Italy |
| 1 Sep | 60.6 | Adeodato Venturini, O.S.B. † | Bishop of Pontremoli, Italy |
| 12 Sep | 82.0 | Cesare Brancadoro † | Cardinal, Archbishop of Fermo, Italy |
| 27 Sep | 56.1 | Filippo Appignanesi † | Bishop of Ripatransone, Italy |
| 29 Sep | 85.6 | Charles-François-Marie Petit-Benoit de Chaffoy † | Bishop of Nîmes, France |
| 10 Oct | 50.9 | Pavao Klement Miošić (Miossich) Kačić † | Bishop of Split-Makarska (Spalato-Macarska), Croatia |
| 14 Oct | 54.3 | Luigi Frezza † | Cardinal, Secretary Emeritus of the Congregation for Extraordinary Ecclesiastical Affairs |
| 14 Oct | 43.7 | Edward Nolan † | Bishop of Kildare and Leighlin, Ireland |
| 30 Oct | 70.9 | Józef Chełkowski † | Auxiliary Bishop of Gniezno e Poznań, Poland |
| Nov | 76.8 | Gioacchino Tosi † | Bishop Emeritus of Anagni, Italy |
| 9 Nov | 68.9 | Domenico De Simone † | Cardinal, Deacon of the Roman Curia - Other |
| 16 Nov | 64.9 | Giorgio Doria Pamphilj Landi † | Cardinal, Prefect of the Congregation of (Sacred) Rites |
| 29 Nov | 83.8 | Blas Joaquín Álvarez de Palma † | Archbishop of Granada, Spain |
| 5 Dec | 41.7 | Alexis-Jean-Augustin Bachelot, SS.CC. † | Prefect of Sandwich Islands, Hawaii, USA |
| 5 Dec | 69.0 | Cesare Nembrini Pironi Gonzaga † | Cardinal, Bishop of Ancona e Numana, Italy |
| 8 Dec | 73.9 | Francisco Albán Barreiro, O.P. † | Bishop of Nueva Segovia, Philippines |
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