| Date | Age | Bishop | Title |
| unknown | | Francesco Castellini † | Bishop of Rimini, Italy |
| unknown | 72.5 | Marco De Simone † | Bishop of Troia, Italy |
| unknown | 68.3 | Nicola Gagliardi † | Bishop of Alatri, Italy |
| unknown | 77.1 | Francesco Saverio Mastrilli, C.R. † | Archbishop of Taranto, Italy |
| unknown | 66.7 | Carlo Augusto Peruzzini, B. † | Bishop of Macerata-Tolentino, Italy |
| unknown | 77.2 | Domenico Saverio Pulci † | Bishop of Ariano, Italy |
| unknown | 79.3 | Francesco Rivera † | Archbishop of Manfredonia, Italy |
| 2 Jan | 61.9 | Urbano Paracciani Rutili † | Cardinal, Archbishop of Fermo, Italy |
| 6 Jan | 79.2 | Luigi Maria Torreggiani † | Cardinal, Cardinal-Deacon of S. Agata de’ Goti |
| 19 Jan | 67.0 | Henri-Jacques de Montesquiou-Poylobon † | Bishop of Sarlat, France |
| 31 Jan | 64.2 | Ján Gustíni-Zubrohlavský † | Bishop of Nitra, Slovakia |
| 6 Feb | 54.1 | Santiago Hernández, O.P. † | Vicar Apostolic of Eastern Tonking {Tonkino Orientale}, Viêt Nam |
| 27 Feb | 68.3 | Johann Anton Freiherr von Federspiel † | Bishop of Chur, Switzerland |
| Mar | 67.6 | Marco Molin, O.S.B. † | Bishop of Bergamo, Italy |
| 4 Mar | 86.0 | Pierre-Herman Dosquet, P.S.S. † | Bishop Emeritus of Québec, Québec, Canada |
| 11 Mar | 81.3 | Francisco Javier de Luna Victoria y Castro † | Bishop of Trujillo, Peru |
| 20 Mar | 69.1 | Jean-François-Joseph de Rochechouard de Faudoas † | Cardinal, Bishop of Laon, France |
| Apr | 80.0 | Giuseppe Agostino Delbecchi, Sch. P. † | Archbishop of Cagliari, Italy |
| 3 Apr | 58.0 | Gabriel Jan Podoski † | Archbishop of Gniezno, Poland |
| 21 Apr | 74.3 | Charles-Marie de Quélen † | Bishop of Bethléem, France |
| 6 May | 53.1 | Buenaventura Córdoba Espinosa de la Cerda † | Cardinal, Patriarch of West Indies, Antilles |
| 13 May | 70.2 | Juan Sáenz de Bururaga † | Archbishop of Zaragoza, Spain |
| 29 May | 86.4 | Mario Antonio Maffei † | Bishop of Foligno, Italy |
| 22 Jun | 63.1 | Ludwig Philipp Behelm † | Auxiliary Bishop of Mainz, Germany |
| 25 Jul | 72.7 | Sebastián Flórez Pavón † | Bishop of Cuenca, Spain |
| 6 Sep | 64.9 | Juan Lario Lancis † | Archbishop of Tarragona, Spain |
| 20 Sep | 42.8 | Charles de Broglie † | Bishop of Noyon, France |
| 20 Oct | | Giuseppe Maria Morotti † | Bishop of Foligno, Italy |
| 27 Oct | 80.7 | Charles-Antoine de la Roche-Aymon † | Cardinal, Archbishop of Reims, France |
| 22 Nov | | Pedro de Melo e Brito da Silveira Alvim † | Bishop of Portalegre, Portugal |