| Date | Age | Bishop | Title |
| unknown | | Francesco Maria Abbiati, C.R.L. † | Bishop of Bobbio, Italy |
| unknown | | Camillo Baldi † | Bishop of Nicotera, Italy |
| unknown | | Joachim d’Estaing † | Bishop of Clermont, France |
| unknown | | Marino Ibrisimoich, O.F.M. † | Bishop of Beograd {Belgrade}, Serbia |
| unknown | 50.0 | Raphael Levacovich, O.F.M. † | Archbishop of Achrida (Ochrida), Bulgaria |
| unknown | 57.0 | Angelo Melchiori (Melchiorre) † | Bishop of Castellaneta, Italy |
| 27 Jan | 60.1 | Marcus Bandulovi (Bandinus), O.F.M. † | Titular Bishop of Marcianopolis |
| 13 Feb | | Ercole Rangoni † | Archbishop of Conza, Italy |
| 25 Feb | 65.1 | Bartolomé González Soltero † | Bishop of Guatemala (Santiago de Guatemala), Guatemala |
| 28 Feb | 66.2 | Johann Hasius von Lichenfeld † | Prefect of Meißen (Meissen) {Lusazia o Lausitz; Sassonia}, Germany |
| Mar | | Andrea Caputo † | Bishop of Lettere (-Gragnano), Italy |
| Mar | | Diego Requeséns † | Titular Archbishop of Mazara del Vallo, Italy |
| 8 Mar | 71.1 | Antonio Tornielli † | Bishop of Novara, Italy |
| 1 Apr | 68.3 | Johann Nikolaus Claessens † | Auxiliary Bishop of Münster, Germany |
| 1 Apr | 67.3 | Andrzej Szołdrski † | Bishop of Poznań, Poland |
| 9 Apr | 52.3 | Gaspare Mattei † | Cardinal, Cardinal-Priest of Santa Cecilia |
| 20 Apr | 77.3 | David Rothe † | Bishop of Ossory, Ireland |
| 23 Apr | 74.3 | Jerónimo Domín Funes, O. Carm. † | Bishop of Gaeta, Italy |
| 2 May | 87.3 | Jerónimo Fernando † | Bishop of Funchal, Portugal |
| 30 May | 60.4 | Pedro (de Santiago) Anglada Sánchez, O.S.A. † | Bishop of Lérida, Spain |
| Jun | | Augustin Potier † | Bishop of Beauvais, France |
| 8 Jun | 66.4 | Niccolò Sacchetti † | Bishop of Volterra, Italy |
| 20 Jun | 79.5 | Alexandre Scappi † | Bishop of Piacenza, Italy |
| 26 Jun | 66.5 | Paolo Coccapani † | Bishop of Reggio Emilia, Italy |
| 27 Jun | 49.5 | Mario Theodoli † | Cardinal, Bishop Emeritus of Imola, Italy |
| Aug | | Agostino Candido † | Bishop of Lipari, Italy |
| Aug | | Dionysius Odriscol, O.F.M. † | Archbishop of Brindisi, Italy |
| 16 Aug | 56.3 | Cesare Monti † | Cardinal, Archbishop of Milano {Milan}, Italy |
| Sep | | Alessandro Vittrici † | Bishop Emeritus of Alatri, Italy |
| 13 Sep | 72.9 | Ferdinand von Bayern † | Archbishop-Elect of Köln {Cologne}, Germany |
| 17 Sep | 50.7 | Heber MacMahon (McMahon) † | Bishop of Clogher, Ireland |
| Oct | 59.8 | Gennaro Filomarino, C.R. † | Bishop of Calvi Risorta, Italy |
| Oct | 63.8 | Giovanni Paolo Savio † | Bishop of Adria, Italy |
| 7 Oct | 35.8 | Antonio de Aragón-Córdoba-Cardona y Fernández de Córdoba † | Cardinal, Cardinal-Deacon |
| Nov | | Jacobus Camus de Poutcarré † | Coadjutor Bishop of Sées, France |
| 5 Nov | 60.8 | Juan de Orta y Moreno † | Bishop of Orihuela, Spain |
| 6 Dec | | Agustín de Ugarte y Sarabia † | Bishop of Quito, Ecuador |
| 12 Dec | 70.9 | Juan de Mañozca y Zamora † | Archbishop of México, Federal District |