| Date | Age | Bishop | Title |
| unknown | 64.0 | Alexandre Lascaris de Vintimille † | Bishop of Toulon, France |
| unknown | 67.7 | Francisco (Martinez) Polanco (López de Lorena) † | Bishop of Chiapas (Ciudad Real de Chiapas), Chiapas, México |
| unknown | | Mark Skerret † | Archbishop of Tuam, Ireland |
| 31 Jan | 73.1 | Andrzej Ignacy Baier † | Bishop of Chelmno (Culma), Poland |
| 23 Feb | 65.3 | Lazzaro Opiziio Pallavicino † | Cardinal, Secretary of the Secretariat of State |
| 7 Mar | | Jean-Pierre Biord † | Bishop of Genève {Geneva}, Switzerland |
| 19 Mar | 77.2 | Jean-Baptiste-Joseph de Méallet de Fargues † | Bishop of Saint-Claude, France |
| 28 Mar | | Gaetano Giannini † | Bishop of Foligno, Italy |
| 4 Apr | 75.2 | Giovanni Maria Castelvetri † | Bishop of Reggio Emilia, Italy |
| 11 Apr | 88.4 | Louis-Marie de Suarès d'Aulan † | Bishop Emeritus of Acqs (Dax), France |
| 11 Apr | 63.4 | Juan Varela Fondevilla y Verea † | Auxiliary Bishop of Santiago de Compostela, Spain |
| 20 Apr | 80.3 | Bernardin-Louis Foucquet † | Archbishop Emeritus of Embrun, France |
| 15 Jun | 59.6 | Karol Salbeck † | Bishop of Spiš, Slovakia |
| 7 Aug | 58.0 | Luis Antonio Jaime de Borbón y Farnesio † | |
| 8 Aug | 71.9 | Toussaint Duvernin † | Auxiliary Bishop of Strasbourg, France |
| 15 Oct | 72.6 | Antoine-Joseph des Laurents † | Bishop of Saint-Malo, France |
| 18 Oct | 85.2 | Giuseppe Maria Fogliani † | Bishop of Modena, Italy |
| 15 Nov | 54.8 | Innocenzo Conti † | Cardinal, Titular Archbishop of Tyrus |
| Dec | | José Antonio de Isabela † | Bishop-Elect of Comayagua, Honduras |