| Date | Age | Bishop | Title |
| unknown | | Paul Acderian (Etarian) † | Bishop of Iskanderiya {Alexandria} (Armenian), Egypt |
| unknown | 71.9 | Giovanni Antonio Odone † | Bishop of Susa, Italy |
| 2 Jan | 62.1 | José Avila Lamas † | Bishop of Orense, Spain |
| 5 Jan | 75.5 | Jozef Kunszt † | Archbishop of Kalocsa, Hungary |
| 7 Jan | 77.4 | Emerico Farkas † | Bishop of Székesfehérvár (Albareale), Hungary |
| 15 Jan | 69.5 | Jozef Vibe(r) † | Auxiliary Bishop of Rožňava, Slovakia |
| 29 Jan | 79.8 | William Hogarth † | Bishop of Hexham and Newcastle, England, Great Britain |
| 6 Feb | 72.0 | Georg von Oettl † | Bishop of Eichstätt, Germany |
| 13 Feb | 53.3 | John Bernard Fitzpatrick † | Bishop of Boston, Massachusetts, USA |
| 18 Feb | 56.8 | Carlo Belgrado † | Bishop Emeritus of Ascoli Piceno, Italy |
| 5 Mar | 70.6 | Pierre-Louis Parisis † | Bishop of Arras (-Boulogne-Saint-Omer), France |
| 7 Mar | 76.6 | Ferdinando Baldanzi † | Archbishop of Siena, Italy |
| 8 Mar | 51.8 | St. Siméon-François Berneux, M.E.P. † | Vicar Apostolic of Corea |
| 17 Mar | 61.5 | Antonio Feliciani, O.F.M. † | Prefect Emeritus of Hong Kong [Xianggang], China |
| 20 Mar | 89.5 | Antonio Tosti † | Cardinal, Librarian of the Vatican Library |
| 28 Mar | | Mihály Haas † | Bishop of Satu Mare {Szatmár}, Romania |
| 30 Mar | 48.0 | St. Antoine-Marie-Nicolas Daveluy, M.E.P. † | Coadjutor Vicar Apostolic of Corea |
| 22 Apr | 73.5 | Giuseppe Luca Barranco, O. de M. † | Auxiliary Bishop-Elect of Arequipa, Peru |
| 24 Apr | 63.2 | Anastasius Hartmann, O.F.M. Cap. † | Vicar Apostolic Emeritus of Bombay, India |
| 29 Apr | 60.2 | Joseph Dixon † | Archbishop of Armagh, Ireland |
| 5 May | 91.3 | Giacomo de Vincentils † | Archbishop of Lanciano (e Ortona), Italy |
| 15 Jun | 69.0 | Charles-Nicolas-Pierre Didiot † | Bishop of Bayeux (-Lisieux), France |
| 30 Jun | 72.4 | Robert William Willson (Wilson) † | Bishop Emeritus of Hobart, Australia |
| 9 Jul | 64.3 | Antonio Matteucci † | Cardinal, Priest of the Roman Curia - Other |
| 10 Jul | 74.9 | Cornelius Denvir † | Bishop Emeritus of Down and Connor, Ireland |
| 12 Jul | 72.7 | Michael Franciscus Buttigieg † | Bishop of Gozo, Malta |
| 20 Jul | 80.6 | Domingo Antonio Riaño Martínez † | Bishop of Antioquía, Colombia |
| 23 Jul | 75.4 | Pietro Raffaelli † | Bishop of Reggio Emilia, Italy |
| 24 Jul | 73.7 | Charles-Hubert Jeantet, M.E.P. † | Coadjutor Vicar Apostolic of Western Tonking {Tonkino Occidentale}, Viêt Nam |
| 31 Jul | 69.9 | Bernardo Gárate y López de Arizmendi † | Bishop of Querétaro, México |
| 10 Aug | 87.3 | Anzelm Wojciech Brodziszewski † | Auxiliary Bishop of Gniezno-Poznań, Poland |
| 10 Aug | 60.6 | Andrea Canova, O.F.M. Cap. † | Vicar Apostolic of Sofia e Plovdiv, Bulgaria |
| 22 Aug | 81.2 | Nicolás Aldazor, O.F.M. † | Bishop of San Juan de Cuyo, Argentina |
| 12 Sep | 72.3 | Emanuele Marongiu Nurra † | Archbishop of Cagliari, Italy |
| 16 Sep | 36.0 | Manoel do Rego Medeiros † | Bishop of Olinda, Brazil |
| 18 Sep | 57.9 | Joshua Maria (Moody) Young † | Bishop of Erie, Pennsylvania, USA |
| 6 Oct | 64.4 | Carlo Caccia Dominioni † | Auxiliary Bishop of Milano {Milan}, Italy |
| 12 Oct | 51.2 | Patrice-François-Marie Cruice † | Bishop Emeritus of Marseille, France |
| 19 Oct | | Jan Mikołaj Kaliński † | Bishop of Chełm and Bełz (Ruthenian), Poland |
| 19 Oct | 81.0 | Ján Krstitel Scitovszky † | Cardinal, Archbishop of Esztergom, Hungary |
| 11 Nov | 78.6 | Gaetano Baluffi † | Cardinal, Bishop of Imola, Italy |
| 11 Nov | 75.7 | Mariano Fernández Fortique † | Bishop of Santo Tomás de Guayana, Venezuela |
| 12 Nov | 73.4 | Pedro Espinosa y Dávalos † | Archbishop of Guadalajara, Jalisco, México |
| 13 Nov | 57.3 | Anthony O’Regan † | Bishop Emeritus of Chicago, Illinois, USA |
| 14 Nov | 75.1 | Joseph William Hendren, O.F.M. † | Bishop Emeritus of Nottingham, England, Great Britain |
| 16 Nov | 61.7 | Louis-Antoine-Augustin Pavy † | Bishop of Alger, Algeria |
| 10 Dec | 49.2 | Camillo Benzon † | Bishop of Adria, Italy |
| 11 Dec | | John Cantwell † | Bishop of Meath, Ireland |
| 18 Dec | 73.0 | Pedro Antonio Torres † | Bishop of Popayán, Colombia |
| 22 Dec | 74.6 | Thomas-Marie-Joseph Gousset † | Cardinal, Archbishop of Reims, France |
| 24 Dec | 77.0 | Louis Rossat † | Bishop of Verdun, France |