| Date | Age | Bishop | Title |
| unknown | 77.3 | Pietro Alessandro Doimo Maupas † | Archbishop of Zadar (Zara), Croatia |
| unknown | 78.6 | Pietro Giuseppe de Gaudenzi † | Bishop of Vigevano, Italy |
| unknown | 76.5 | Giuseppe Giusti † | Bishop of Arezzo, Italy |
| unknown | 80.0 | Adam Stanisław Krasiński, Sch. P. † | Bishop Emeritus of Vilnius, Lithuania |
| unknown | | Andrea Logorezzi † | Archbishop of Skopje, Macedonia |
| unknown | 77.6 | Giovanni Battista Maneschi † | Bishop of Veroli, Italy |
| unknown | 79.4 | Innocenzo Sannibale † | Bishop of Gubbio, Italy |
| 23 Jan | 77.4 | János Simor † | Cardinal, Archbishop of Esztergom, Hungary |
| 29 Jan | 30.1 | Bonifatius (Magnus) Fleschutz, O.S.B. † | Prefect of Southern Zanguebar {Zanguebar Meridionale}, Tanzania |
| 30 Jan | 78.1 | Carlo Cristofori † | Cardinal, Prefect of the Congregation for Indulgences and Relics |
| 4 Feb | 74.9 | Pelagio Antonio de Labastida y Dávalos † | Archbishop of México, Federal District |
| 19 Feb | 77.1 | Josip Mihalovic † | Cardinal, Archbishop of Zagreb, Croatia |
| 7 Mar | 84.4 | Giacinto Maria Barberi, O.P. † | Bishop of Nicastro, Italy |
| 7 Mar | 83.1 | Franz Kaspar Drobe † | Bishop of Paderborn, Germany |
| 11 Mar | 74.0 | Luiz Antônio dos Santos † | Archbishop Emeritus of São Salvador da Bahia, Brazil |
| 18 Mar | 83.2 | Nicolas-Edouard-François Gueullette † | Bishop Emeritus of Valence, France |
| 20 Mar | 60.6 | Antônio de Macedo Costa † | Archbishop of São Salvador da Bahia, Brazil |
| 29 Mar | 88.3 | Armand-Françios-Marie de Charbonnel, O.F.M. Cap. † | Bishop Emeritus of Toronto, Ontario, Canada |
| 10 Apr | 57.0 | Ignacio León Velasco, S.J. † | Archbishop of Santafé en Nueva Granada, Colombia |
| 13 Apr | 66.5 | Richard Gilmour † | Bishop of Cleveland, Ohio, USA |
| 14 Apr | 57.5 | Francisco de Paula Díaz y Montes † | Bishop of Colima, Colima, México |
| 30 Apr | 72.8 | Peter McIntyre † | Bishop of Charlottetown, Prince Edward Island, Canada |
| 16 May | 72.4 | François-Antoine-Marie-Ambroise-Benjamin Baduel † | Bishop of Saint-Flour, France |
| 17 May | 70.9 | Alexandre-Léopold Sebaux † | Bishop of Angoulême, France |
| 30 May | 72.6 | Gaetano Alimonda † | Cardinal, Archbishop of Torino {Turin}, Italy |
| 1 Jun | 60.2 | Juan José Baldivia Morales † | Bishop of Santa Cruz de la Sierra, Bolivia |
| 8 Jun | 84.8 | Giuseppe Maria Fanelli † | Bishop of Sant’Angelo dei Lombardi-Bisaccia, Italy |
| 19 Jun | 73.1 | Michael Flannery † | Bishop of Killaloe, Ireland |
| 3 Jul | 81.8 | Franz Sniegon † | Auxiliary Bishop of Wrocław, Poland |
| 4 Jul | 74.8 | Lajos Haynald † | Cardinal, Archbishop of Kalocsa, Hungary |
| 4 Jul | 76.5 | Juan Lozano Torreira † | Bishop of Palencia, Spain |
| 16 Jul | 72.0 | Pierre-Marie Le Berre, C.S.Sp. † | Vicar Apostolic of Gabon, Gabon |
| 19 Jul | 73.3 | José Manuel Orrego Pizarro † | Bishop Emeritus of La Serena, Chile |
| 3 Aug | 54.0 | Kilian Casper Flasch † | Bishop of La Crosse, Wisconsin, USA |
| 10 Aug | 44.7 | Spiridion-Salvatore-Costantino Buhadgiar † | Apostolic Delegate to Haiti |
| 9 Sep | 76.4 | Florentin-Etienne Jaussen † | Vicar Apostolic Emeritus of Tahiti {Isole Tahiti}, French Polynesia, Pacific (Oceania) |
| 14 Sep | 77.6 | Mariano Miguel Gómez Alguacil y Fernández † | Archbishop of Valladolid, Spain |
| 15 Sep | 58.1 | Luigi Rotelli † | Cardinal, Apostolic Nuncio to France |
| 11 Oct | 73.7 | Jan Chryzostom Janiszenwski † | Auxiliary Bishop of Gniezno-Poznań, Poland |
| 14 Oct | 78.8 | Michael Angelus Jacobi (Jacopi), O.F.M. Cap. † | Archbishop of Agra, India |
| 26 Oct | 77.8 | Annet-Théophile Pinchon, M.E.P. † | Vicar Apostolic of Northwestern Szechwan {Se-Ciuen Settentrionale-Occidentale}, China |
| 28 Oct | 69.5 | Désiré-Joseph Dennel † | Bishop of Arras (, Boulogne, e Saint-Omer), France |
| 15 Nov | 75.4 | Victor-Felix Bernadou † | Cardinal, Archbishop of Sens (-Auxerre), France |
| 21 Nov | 60.6 | Giuseppe Morteo di Livorno, O.F.M. Cap. † | Bishop of Massa Marittima, Italy |
| 29 Nov | 71.8 | Luigi Matera † | Apostolic Delegate to Argentina |
| 5 Dec | 74.6 | Edgar Philip Prindle Wadhams † | Bishop of Ogdensburg, New York, USA |
| 14 Dec | 76.5 | Eugene O’Connell † | Bishop Emeritus of Grass Valley, California, USA |
| 22 Dec | 64.6 | Charles-Emile Freppel † | Bishop of Angers, France |
| 25 Dec | 80.0 | Miguel Payá y Rico † | Cardinal, Archbishop of Toledo, Spain |
| 29 Dec | 74.0 | John Loughlin † | Bishop of Brooklyn, New York, USA |
| 31 Dec | 66.6 | Domenico Agostini † | Cardinal, Patriarch of Venezia {Venice}, Italy |