| Date | Age | Bishop | Title |
| unknown | | Niccolò Borgia † | Bishop of Cava, Italy |
| unknown | | Tommaso Galli † | Bishop of Tivoli, Italy |
| unknown | | Júlio Francisco de Oliveira † | Bishop of Viseu, Portugal |
| unknown | | Luca Niccolò Recco † | Bishop of Ripatransone, Italy |
| 18 Jan | 61.3 | Juan Francisco Manrique Lara † | Bishop of Plasencia, Spain |
| 2 Mar | 71.8 | Christian Albert Anton von Merle † | Auxiliary Bishop of Worms, Germany |
| 23 Mar | 80.8 | Juan Francisco Navarro Salvador y Gilabert † | Bishop of Albarracin, Spain |
| 1 May | 68.2 | Bonifatius (Giovanni Giuseppe) Cecotti, O.F.M. † | Bishop of Pedena, Austria |
| 12 May | 70.0 | Biagio Chiarelli † | Bishop of Ravello, Italy |
| 24 Jun | 80.5 | Francisco José de Figueredo y Victoria † | Archbishop of Guatemala |
| 3 Jul | 62.0 | Manuel José Rubio y Salinas † | Archbishop of México, Federal District |
| 23 Aug | 53.6 | Pierre-Joseph de Brunes de Monlouet † | Bishop of Saint-Omer, France |
| 1 Oct | | Angelo Antonio Pallante † | Bishop of San Severo, Italy |
| 11 Nov | | João de Azevedo † | Bishop of Portalegre, Portugal |
| 12 Nov | 65.9 | Manuel Sosa Betencourt † | Bishop of Santafé en Nueva Granada, Colombia |