| Date | Age | Bishop | Title |
| unknown | 66.6 | Felice Amati † | Bishop of Ischia, Italy |
| unknown | 86.7 | Giacomo Beni † | Bishop of Fano, Italy |
| unknown | 81.2 | Alessandro Borgia † | Archbishop of Fermo, Italy |
| unknown | 64.3 | Giovanni Francesco Cavallini † | Bishop of Alatri, Italy |
| unknown | 63.1 | Antonio Correale † | Bishop of Sora, Italy |
| unknown | 74.2 | Muzio Gaeta (Jr.) † | Archbishop of Capua, Italy |
| unknown | | Innocenzo Gorgoni, O.S.B. † | President of the Pontifical Ecclesiastical Academy |
| unknown | | Stefano Moràbito † | Bishop of Bova, Italy |
| unknown | | William O'Meara † | Bishop of Killaloe, Ireland |
| unknown | | Giovanni Battista Albrici Pellegrini † | Bishop of Como, Italy |
| 3 Jan | 73.9 | Manoel da Cruz Nogueira, O. Cist. † | Bishop of Mariana, Brazil |
| 14 Jan | 79.0 | Giuseppe Alessandro Furietti † | Cardinal, Cardinal-Priest of Ss. Quirico e Giulitta |
| 30 Jan | 55.3 | Manuel Antonio Rojo del Rio Vera † | Archbishop of Manila, Philippines |
| Feb | | José Javier de Arauz y Rojas † | Archbishop of Santafé en Nueva Granada, Colombia |
| 16 Feb | | Troiano Caracciolo Del Sole † | Bishop of Nola, Italy |
| 17 Feb | 76.2 | Francisco Díaz Santos y Bullón † | Archbishop of Burgos, Spain |
| 19 Mar | 66.8 | Antônio da Madre de Deus Galvão, O.F.M. † | Bishop of São Paulo, Brazil |
| 27 Mar | 67.5 | Jacinto Aguado y Chacón † | Bishop of Osma, Spain |
| 30 Mar | 71.1 | Hilário de Santa Rosa, O.F.M. † | Bishop Emeritus of Macau, China |
| 2 Apr | 72.3 | Pierre-Jean-Baptiste Durand de Missy † | Bishop of Avranches, France |
| 3 Apr | 79.3 | Pierre-François Lafitau † | Bishop of Sisteron, France |
| 9 May | 66.1 | Charles de Saint-Albin † | Archbishop of Cambrai, France |
| 12 May | 67.9 | Buenaventura Blanco y Elguero (Helguero) † | Bishop of Antequera, Oaxaca, México |
| 16 Jul | 55.8 | Andrés Porras Termes † | Bishop of Calahorra y La Calzada, Spain |
| 19 Jul | 55.1 | François de Fitz-James † | Bishop of Soissons, France |
| 22 Jul | 61.6 | Lorenzo Despuig Cotoner † | Archbishop of Tarragona, Spain |
| 2 Aug | 68.6 | Bernardo de Ustariz, O.P. † | Bishop-Elect of Nueva Segovia, Philippines |
| 15 Aug | 53.0 | João de São José de Queiroz da Silveira, O.S.B. † | Bishop Emeritus of Belém do Pará, Brazil |
| 9 Sep | 70.7 | Jacques Le Févre du Quesnoy † | Bishop of Coutances, France |
| 13 Oct | 79.5 | Cosimo Imperiali † | Cardinal, Cardinal-Priest of S. Cecilia |
| 19 Oct | 84.7 | Louis Néez, M.E.P. † | Vicar Apostolic of Western Tonking {Tonkino Occidentale}, Viêt Nam |
| 4 Nov | 58.6 | Andrés Bustamante † | Bishop of Palencia, Spain |
| 8 Nov | 46.9 | Jean-Baptiste-Joseph de Fontanges † | Bishop of Lavaur, France |