| Date | Age | Bishop | Title |
|---|
| unknown | | Donato Anzani † | Bishop of Marsico Nuovo, Italy |
| unknown | | Nicolao Gaetano Aprosiio † | Bishop of Nebbio, France |
| unknown | | Bernard d'Abbadie d'Arbocave † | Bishop of Acqs (Dax), France |
| unknown | 66.2 | Miguel Esteban Pérez Estremera, O.S. † | Titular Bishop of Danaba |
| unknown | | Jan Joachim Tarlo † | Bishop of Poznań, Poland |
| unknown | | Francesco Trevisani † | Bishop of Verona, Italy |
| 3 Jan | 84.8 | Magino Ventallol, O.P. † | Vicar Apostolic of Fo-Kien, China |
| 3 Feb | 78.1 | Jean-Claude de La Poype de Vertrieu † | Bishop of Poitiers, France |
| 10 Feb | 73.1 | Rodrigo Marín Rubio † | Bishop of Jaén, Spain |
| 24 Feb | 78.4 | Prospero Marefoschi † | Cardinal, Cardinal-Priest of S. Silvestro in Capite |
| Apr | | Juan Francisco Gómez Calleja † | Bishop of Popayán, Colombia |
| 11 Apr | | Colombino Bassi, O.S.B. † | Bishop of Pistoia-Prato, Italy |
| 15 Apr | | Jacques-Antoine Phélypeaux † | Bishop of Lodève, France |
| 18 Apr | 67.7 | Franz Ludwig Pfalzgraf am Rhein zu Neuburg † | Archbishop-Elect of Mainz, Germany |
| 24 Apr | 45.3 | Charles-Louis-Auguste Le Tonnelier de Breteuil † | Bishop of Rennes, France |
| 30 Apr | | Nicola Guerriero † | Bishop of Ravello-Scala, Italy |
| 23 May | 53.0 | Winimar Knippschild, O.S.B. † | Auxiliary Bishop of Paderborn, Germany |
| 23 May | | Raymond Recrosio, B. † | Bishop of Nice, France |
| 2 Jul | 63.6 | Felicjan Konstanty Szaniawski † | Bishop of Kraków, Poland |
| Aug | | Giambattista Isnardi † | Bishop of Mondovi, Italy |
| 28 Aug | 59.8 | Imre Csáky † | Cardinal, Archbishop of Kalocsa, Hungary |
| 28 Nov | 68.2 | Henri-Charles du Camboust de Coislin † | Bishop of Metz, France |
| 25 Dec | 74.9 | Francisco Ochoa Mendarozqueta y Arzamendi † | Bishop of Palencia, Spain |
| 30 Dec | 64.8 | Cornelio Bentivoglio † | Cardinal, Titular Archbishop of the Titular See |
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