| Date | Age | Bishop | Title |
| unknown | 54.4 | Ippolito Agosto, C.P. † | Bishop of Nicopoli, Bulgaria |
| unknown | | Matthieu-Paul Chammina (Sciammina) † | Archbishop of Sehna (Chaldean), Iran |
| unknown | | Macedo Costa † | Archbishop of São Salvador da Bahia, Brazil |
| unknown | | Agapio Dumani, B.S. † | Bishop of Akka (Melkite Greek), Israel |
| 5 Jan | 81.6 | Pierre-Simon-Louis-Marie de Dreux-Brézé † | Bishop of Moulins, France |
| 8 Jan | 69.0 | Eusebio Marie Semprini, O.F.M. † | Vicar Apostolic Emeritus of Southern Hunan {Hu-Nan Meridionale}, China |
| 10 Jan | 68.9 | Luigi Bruno † | Bishop of Ruvo e Bitonto, Italy |
| 16 Jan | 66.4 | John McLachlan † | Bishop of Galloway, Scotland, Great Britain |
| 22 Jan | 55.8 | Joseph Gregory Dwenger, C.Pp.S. † | Bishop of Fort Wayne, Indiana, USA |
| 23 Jan | 69.7 | Joseph-Alfred Foulon † | Cardinal, Archbishop of Lyon (-Vienne), France |
| 23 Jan | 89.6 | Felicissimo Salvini † | Archbishop of Camerino, Italy |
| 26 Jan | 74.9 | Giovanni Acquaviva, C.O. † | Bishop of Nusco, Italy |
| 9 Feb | 77.2 | Bernardo Gaetani d’Aragona, O.S.B. † | Bishop of San Severo, Italy |
| 15 Feb | 64.9 | Gennaro de Vivo † | Bishop of Pozzuoli, Italy |
| 5 Mar | 79.1 | Charles-Philippe Place † | Cardinal, Archbishop of Rennes (-Dol-Saint-Malo), France |
| 13 Mar | 76.3 | Mato Vodopić † | Bishop of Dubrovnik (Ragusa), Croatia |
| 18 Mar | 84.0 | Vicente Pontes y Cantelar, O.S.A. † | Bishop of Guadix, Spain |
| 19 Mar | 76.3 | Franjo Anijan Ferrettić † | Bishop of Krk (Veglia), Croatia |
| 28 Mar | 70.6 | Giovanni Andrea Miotti † | Bishop of Parma (-Fontevivo), Italy |
| 3 Apr | 69.9 | Achille Apolloni † | Cardinal, Cardinal-Deacon of San Cesareo in Palatio |
| 7 Apr | 71.2 | Biagio Sibilia † | Bishop of Segni, Italy |
| 12 Apr | 52.9 | Félix-Nicolas-Joseph Midon, M.E.P. † | Bishop of Osaka, Japan |
| 16 Apr | 76.7 | Anacleto Chicaro, O.F.M. † | Vicar Apostolic Emeritus of Egitto, Egypt |
| 21 Apr | 70.5 | Luigi Giordani † | Cardinal, Archbishop of Ferrara, Italy |
| 23 Apr | 74.2 | Hugh Conway † | Bishop of Killala, Ireland |
| 24 Apr | 72.5 | François-Eugène Lions, M.E.P. † | Vicar Apostolic of Kuiceu, China |
| 26 Apr | 57.6 | Luigi Sepiacci, O.S.A. † | Cardinal, Prefect of the Congregation for Indulgences and Relics |
| 30 Apr | 62.2 | Rocco Leonasi † | Bishop of Anglona-Tursi, Italy |
| 10 May | 59.5 | Tommaso Maria Zigliara, O.P. † | Cardinal, Bishop-Elect of Frascati, Italy |
| 11 May | 69.4 | François-Albert Leuillieux † | Archbishop of Chambéry, France |
| 17 May | 55.4 | Jean-Natalis-François Gonindard † | Archbishop of Rennes (-Dol-Saint-Malo), France |
| 5 Jun | 84.2 | Karl Joseph Hefele † | Bishop of Rottenburg, Germany |
| 14 Jun | 69.0 | Manuel Gómez-Salazar y Lucio-Villegas † | Archbishop of Burgos, Spain |
| 16 Jun | 58.9 | Christopher Augustine Reynolds † | Archbishop of Adelaide, Australia |
| 17 Jun | 78.7 | Francesco Sabbia † | Bishop of Crema, Italy |
| 18 Jun | 65.4 | Pierre-Jean-Joseph Soubiranne † | Bishop Emeritus of Belley, France |
| 19 Jun | 79.1 | Giovanni Maria Majoli † | Bishop of Urbania-Sant’Angelo in Vado, Italy |
| 29 Jun | 72.1 | Francisco Aznar y Pueyo † | Bishop of Tortosa, Spain |
| 29 Jun | 89.4 | Johann Anton Friedrich Baudri † | Auxiliary Bishop of Köln {Cologne}, Germany |
| 29 Jun | 60.8 | Arthur-Xavier Ducellier † | Archbishop of Besançon, France |
| 1 Jul | 75.0 | Piotr Pawel Wierzbowski † | Bishop of Sejny o Sejna o Augustów, Poland |
| 14 Jul | 64.5 | José Ignacio Ordóñez † | Archbishop of Quito, Ecuador |
| 17 Jul | 71.5 | Antoine Racine † | Bishop of Sherbrooke, Québec, Canada |
| 20 Jul | 38.4 | Pierre-Ferdinand-Adrien Simon, M.E.P. † | Vicar Apostolic of Northern Burma {Birmania Settentrionale}, Myanmar |
| 24 Jul | 84.9 | Francesco Domenico Reynaudi (Raynaud), O.F.M. Cap. † | Vicar Apostolic Emeritus of Sofia e Plovdiv, Bulgaria |
| 14 Aug | 71.0 | Matthäus Joseph Binder † | Bishop of Sankt Pölten, Austria |
| 14 Aug | 69.6 | William Hugh Joseph Clifford † | Bishop of Clifton, England, Great Britain |
| 14 Aug | 69.1 | Johann Baptist Zwerger † | Bishop of Seckau, Austria |
| 21 Aug | 57.7 | Lawrence Stephen McMahon † | Bishop of Hartford, Connecticut, USA |
| 26 Aug | 65.9 | François-Marie Duboin, C.S.Sp. † | Vicar Apostolic Emeritus of Senegambia, Senegal |
| 28 Aug | 85.2 | Pierre-Marie-Gervais Lacarrière † | Bishop Emeritus of Guadeloupe et Basse-Terre, Guadeloupe, Antilles |
| 9 Sep | 78.7 | Ivan Pavlešić † | Auxiliary Bishop of Zagreb, Croatia |
| 18 Sep | 60.8 | Juan Bautista Grau y Vallespinos † | Bishop of Astorga, Spain |
| 19 Sep | 58.7 | M. Letournoux † | Prefect Emeritus of Iles Saint-Pierre et Miquelon |
| 13 Oct | 75.0 | Victor José Díez Navarrete † | Bishop of Barquisimeto, Venezuela |
| 14 Oct | 45.4 | Ignacio Ibáñez, O.P. † | Vicar Apostolic of Amoy, China |
| 23 Oct | 85.2 | Luigi Giuseppe Nazari di Calabiana † | Archbishop of Milano {Milan}, Italy |
| 1 Nov | 84.9 | Antonio de Stefano, O.F.M. Conv. † | Vicar Apostolic Emeritus of Moldova |
| 2 Nov | 72.8 | Carlo Laurenzi † | Cardinal, Prefect Emeritus of the Congregation of Rites |
| 23 Nov | 81.8 | Francesco Antonio Maiorsini † | Archbishop of Amalfi, Italy |
| 25 Nov | 54.6 | André-Hubert Juteau † | Bishop of Poitiers, France |
| 30 Nov | 65.9 | James David Ricards † | Vicar Apostolic of Cape of Good Hope, Eastern District {Capo de Buona Speranza, Distretto Orientale}, South Africa |
| 4 Dec | 63.0 | Thomas James Power † | Bishop of Saint John’s, Newfoundland, Canada |
| 6 Dec | 70.9 | Carlo Andrea Anthonis † | Auxiliary Bishop of Mechelen, Belgium |
| 9 Dec | 78.5 | John McCarthy † | Bishop of Cloyne, Ireland |
| 29 Dec | 71.0 | James Donnelly † | Bishop of Clogher, Ireland |