| Date | Age | Bishop | Title |
| 1 Jan | 70.3 | Gustave-Maximilien-Juste de Croÿ-Solre † | Cardinal, Archbishop of Rouen, France |
| 9 Jan | 70.4 | Johann Georg Bossi † | Bishop of Chur-Sankt Gallen, Switzerland |
| 26 Jan | 68.4 | Augustin-Jean Le Tourneur † | Bishop of Verdun, France |
| 29 Jan | 58.8 | Filippo Giudice Caracciolo † | Cardinal, Archbishop of Napoli {Naples}, Italy |
| 31 Jan | 73.4 | Ramón María Azpeitia de y Sáenz de Santamaria † | Bishop of Tudela, Spain |
| 31 Jan | 89.0 | Giovanni Battista Bussi † | Cardinal, Archbishop of Benevento, Italy |
| 16 Feb | | Ramón José Arce † | Patriarch Emeritus of West Indies, Antilles |
| 18 Feb | 70.9 | Julián Alonso, O. Praem. † | Bishop of Lérida, Spain |
| 20 Feb | 73.1 | Edward Kernan † | Bishop of Clogher, Ireland |
| 5 Mar | 88.1 | Philippe-François Sausin † | Bishop of Blois, France |
| 7 Mar | 82.2 | Prosper de Tournefort † | Bishop of Limoges, France |
| 1 Apr | 76.9 | Pierre-Michel-Marie Double † | Bishop of Tarbes, France |
| 6 Apr | 84.3 | Domenico Benedetto Balsamo, O.S.B. † | Archbishop of Monreale, Italy |
| 16 Apr | 71.8 | Juan Antonio Díez Merino, O.P. † | Bishop of Menorca, Spain |
| 19 Apr | 87.3 | Bartolomeo Pacca † | Cardinal, Secretary of the Roman Curia - Other |
| 16 May | 79.5 | Joseph Knauer † | Bishop of Wrocław, Poland |
| 15 Jun | 74.5 | Salvador de Apodaca y Loreto † | Bishop of Linares o Nueva León, Nuevo León, México |
| 21 Jun | 66.1 | Joaquín Abarca Blanque † | Bishop of León, Spain |
| 24 Jun | 87.4 | Abbon-Pierre-François Bonnel de la Brageresse † | Bishop Emeritus of Viviers, France |
| 12 Jul | 58.7 | Charles-Auguste-Marie-Joseph Forbin-Janson † | Bishop of Nancy (-Toul), France |
| 30 Jul | 76.6 | Tomas Chmielewski † | Auxiliary Bishop of Warszawa {Warsaw}, Poland |
| Sep | 79.8 | Szymon Michal Józef Arnold Giedroyc † | Bishop of Samogizia o Tels (Zmudz), Lithuania |
| 1 Sep | | Tomás Badía, O.P. † | Coadjutor Vicar Apostolic of Fo-Kien, China |
| 9 Sep | 62.7 | Silvestro Belli † | Cardinal, Bishop of Jesi, Italy |
| 11 Oct | 82.5 | Richard Kornelius Dammers † | Bishop of Paderborn, Germany |
| 26 Oct | 59.1 | Daniel McDonnell † | Vicar Apostolic of Trinidad, Trinidad and Tobago, Antilles |
| 3 Nov | 64.6 | José Antonio García Balsalobre y Rada, O.S. † | Titular Bishop of Tanis |
| Dec | 81.2 | Francisco Alexandre Lobo † | Bishop of Viseu, Portugal |
| 14 Dec | 68.0 | Fortunato de São Boaventura, O. Cist. † | Archbishop of Évora, Portugal |
| 19 Dec | 68.7 | Matthäus Kutschank † | Prefect of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany |