| Date | Age | Bishop | Title |
| Jan | | François de Barthélemy de Grammont de Lanta † | Bishop of Saint-Papoul, France |
| 24 Feb | 60.1 | Guillaume Tual † | Auxiliary Bishop of Strasbourg, France |
| 25 Feb | | Paul-Louis-Philippe de Lézay de Lusignan † | Bishop of Rodez, France |
| 3 Mar | 64.0 | Andrés Orueta Barasorda † | Bishop of Valladolid, Spain |
| 15 Mar | | François d'Argouges † | Bishop of Vannes, France |
| 15 Mar | 71.4 | Franz Ferdinand Freiherr von Rummel † | Bishop of Wien, Austria |
| 19 Apr | 68.2 | Pedro Aguado, C.R.M. † | Bishop of Pamplona, Spain |
| 25 Apr | 70.3 | Peter Anton Gaus von Homberg † | Bishop of Pedena, Austria |
| Jun | 81.1 | Ludovico Masdoni † | Bishop of Modena, Italy |
| 24 Jun | | François-Clément de Poudenx † | Bishop of Tarbes, France |
| 9 Jul | 69.5 | Mathieu Ysoré d'Hervault † | Archbishop of Tours, France |
| 20 Jul | 72.4 | Sigmund Christoph Reichsgraf von Herberstein † | Bishop Emeritus of Ljubljana, Slovenia |
| 20 Aug | 66.7 | Thommaso Maria Ferrari † | Cardinal, Cardinal-Priest of S. Clemente |
| Sep | | Carlo Francesco Gallarino † | Bishop of Bobbio, Italy |
| 7 Oct | 51.8 | Juan Benito Garret y Arlovi, O. Praem. † | Bishop of León en Nicaragua |
| 14 Oct | 59.8 | Francisco Solís Hervás, O. de M. † | Bishop of Córdoba, Spain |
| 15 Nov | | Angelo Rendina † | Bishop of Boiano, Italy |
| 16 Nov | 75.2 | Jacques Duding † | Bishop of Lausanne, Switzerland |
| 3 Dec | 55.6 | Francisco Dorda, O. Cist. † | Bishop of Solsona, Spain |
| 21 Dec | 59.0 | Antonio Horcasitas Avellaneda † | Bishop of Calahorra y La Calzada, Spain |
| 25 Dec | 32.4 | Johann Hugo von Gärtz † | Auxiliary Bishop of Osnabrück, Germany |