| Date | Age | Bishop | Title |
|---|
| unknown | | Antonio Faà † | Bishop of Asti, Italy |
| unknown | 57.4 | Ignacy Giedroyc † | Coadjutor Bishop of Samogizia o Tels (Zmudz), Lithuania |
| unknown | | Andrea de Lucia † | Bishop of Calvi e Teano, Italy |
| unknown | 83.3 | Orazio Magliola † | Bishop of Acerra, Italy |
| unknown | | José Maria de Santana e Noronha † | Bishop of Bragança e Miranda, Portugal |
| unknown | | Felice Tiberi † | Bishop of Valva e Sulmona, Italy |
| unknown | | Francesco Saverio Triggiani † | Bishop of Oria, Italy |
| 6 Jan | 79.0 | Giuseppe Manfrin Provedi † | Bishop of Chioggia, Italy |
| 15 Jan | 81.3 | Tadeusz Kundzicz † | Auxiliary Bishop of Vilnius, Lithuania |
| 29 Jan | 71.1 | Pierre-François-Gabriel-Raymond-Ignace-Ferdinand de Bausset-Roquefort † | Archbishop of Aix (-Arles-Embrun), France |
| 5 Feb | 74.7 | Louis-Sylvestre de La Châtre † | Titular Bishop of Himeria |
| 10 Feb | 68.5 | Annibale Francesco Clemente Melchiore Girolamo Nicola della Genga † | Pope (Roma {Rome}, Italy) |
| 13 Feb | 75.6 | Jakub Ignacy Dederko † | Bishop of Minsk, Belarus |
| 18 Feb | 73.5 | Giovanni Francesco Marazzani Visconti † | Cardinal, Priest of the Roman Curia - Other |
| 19 Feb | 72.2 | Jean-Baptiste-François-Nicolas Millaux † | Bishop of Nevers, France |
| 3 Mar | 72.0 | Peter Bernardine Collingridge, O.F.M. † | Vicar Apostolic of Western District, England, Great Britain |
| 2 Apr | 87.6 | Sébastien-Michel Amelot † | Bishop Emeritus of Vannes, France |
| 3 Apr | 75.7 | Roch-Etienne de Vichy † | Bishop of Autun, France |
| 26 Apr | 66.0 | José Antonio Joaquín Pérez Martínez y Robles † | Bishop of Tlaxcala, Tlaxcala, México |
| 30 Apr | | Fargal O'Reilly † | Bishop of Kilmore, Ireland |
| 7 May | 67.5 | Hilarión Díez, O.S.A. † | Archbishop of Manila, Philippines |
| 27 May | 74.4 | Jean-François Martin de Boisville † | Bishop of Dijon, France |
| 11 Jun | 78.6 | Louis-Siffrein-Joseph de Salamon † | Bishop of Saint-Flour, France |
| 25 Jun | 58.5 | James Magauran † | Bishop of Ardagh (and Clonmacnois), Ireland |
| 8 Jul | 64.4 | Emmanuele Custo † | Bishop of Mazara del Vallo, Italy |
| 14 Jul | 68.0 | Ferdinando Mattei † | Bishop of Malta |
| 21 Jul | 60.1 | Pablo Hernandez, O.SS.T. † | Bishop of Ceuta, Spain |
| 28 Jul | | Bernardo Rossi † | Bishop of San Severo, Italy |
| 22 Aug | 60.6 | Ioannes Baptistus Russin † | Bishop Emeritus of Syros e Milos, Greece |
| 23 Aug | 86.4 | Johann Nepomuk Freiherr von Wolf † | Bishop of Regensburg, Germany |
| 8 Sep | 74.1 | Claude-Madeleine de La Myre-Mory † | Bishop Emeritus of Le Mans, France |
| 17 Sep | 82.3 | Joaquín Javier Uriz Lasaga † | Bishop of Pamplona, Spain |
| 21 Sep | 69.7 | Ildefonso Cañedo Vigil † | Archbishop of Burgos, Spain |
| 21 Sep | 79.6 | Jozef Schedy † | Bishop of the unknown of Titular See |
| 8 Oct | 50.5 | Patrick Kelly † | Bishop of Waterford and Lismore, Ireland |
| 9 Oct | 77.6 | Bernardo de la Inmaculada Concepción García Hernández (Fernandez Perdigon), O.F.M. † | Bishop of Nueva Caceres, Philippines |
| 30 Oct | | Camillo Alleva † | Archbishop of Salerno (-Acerno), Italy |
| 2 Nov | 87.8 | Alexandre-François-Amédée-Adonis-Louis-Joseph de Lauzières de Thémines † | Bishop of Blois, France |
| 11 Nov | 87.4 | René des Monstiers de Mérinville † | Bishop Emeritus of Chambéry, France |
| 15 Nov | 76.6 | Giovanni Marchetti † | Titular Archbishop of Ancyra |
| 19 Nov | 70.8 | Federico Bencivenni, O.F.M. Cap. † | Bishop of Bertinoro, Italy |
| 6 Dec | 76.4 | Jan Pavel Woronicz † | Archbishop of Warszawa {Warsaw}, Poland |
| 10 Dec | 77.3 | Anne-Louis-Henri de La Fare † | Cardinal, Archbishop of Sens (-Auxerre), France |
| 20 Dec | 87.9 | Florido Pierleoni † | Bishop of Acquapendente, Italy |
| 21 Dec | 61.2 | Teofil von Wolicki † | Archbishop of Gniezno-Poznań, Poland |
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