| Date | Age | Bishop | Title |
| unknown | 90.6 | Fabijan Blasković † | Bishop of Makarska, Croatia |
| unknown | | Antonio Gómez Polanco, O.F.M. † | Bishop of Santa Marta, Colombia |
| unknown | 80.9 | Gavino Murro † | Archbishop of Sassari, Italy |
| 24 Jan | 60.5 | Diego Innico Caracciolo di Martina † | Cardinal, Bishop of Palestrina, Italy |
| 27 Jan | 72.3 | Francsco Antonio Javier de Gardoqui Arriquíbar † | Cardinal, Priest of Palencia, Spain |
| 29 Jan | 67.1 | Vincenzo Maria Maggioli, O.P. † | Bishop of Savona, Italy |
| 10 Feb | 86.0 | Francisco Antonio Cebrián Valdá † | Cardinal, Patriarch of West Indies, Spain |
| 17 Feb | 76.0 | Joseph-Jacques Loison † | Bishop of Bayonne, France |
| 20 Feb | 82.3 | Henri Reymond † | Bishop of Dijon, France |
| 20 Feb | 59.9 | Youssef Tian (Tyen) † | Patriarch Emeritus of Antiochia {Antioch} (Maronite), Lebanon |
| 8 Mar | 71.3 | Jan Klemens Golaszewski † | Bishop of Foreign Diocese |
| 12 Mar | 69.7 | Ernst Maria Ferdinand von Bissingen † | Auxiliary Bishop Emeritus of Konstanz {Constance}, Germany |
| 20 Mar | 69.8 | Etienne-Jean-Baptiste des Galois de la Tour † | Archbishop of Bourges, France |
| 20 Apr | 76.2 | Alessandro Mattei † | Cardinal, Cardinal-Bishop of Ostia (-Velletri) |
| 1 May | 64.2 | Lorenzo Litta † | Cardinal, Official of the Roman Curia - Other |
| 13 May | 66.4 | Marco Negri † | Bishop of Sapë, Albania |
| 28 May | 73.6 | Bernardo Maria della Torre † | Bishop of Castellammare di Stabia, Italy |
| 29 May | 67.4 | de Longueville † | Prefect Emeritus of Iles Saint-Pierre et Miquelon |
| 30 Jun | 90.2 | Sigismund Anton von Hohenwart, S.J. † | Archbishop of Wien {Vienna}, Austria |
| 12 Jul | 82.5 | Louis-Charles de Machaut † | Bishop Emeritus of Amiens, France |
| 15 Jul | 80.5 | Luigi Maria Pirelli, C.R. † | Archbishop of Trani e Bisceglie, Italy |
| 22 Jul | | Baldassare Leone † | Bishop of Agrigento (Girgenti), Italy |
| 25 Jul | 81.0 | Girolamo Pavesi † | Bishop of Pontremoli, Italy |
| 15 Sep | 87.0 | Giovanni Battista Quarantotti † | Cardinal, Prefect of the Congregation for Propagation of the Faith |
| 17 Sep | 63.0 | Giovanni Francesco Compagnoni Marefoschi † | Apostolic Nuncio to Portugal |
| 18 Sep | 76.2 | Giovanni Devoti † | Bishop Emeritus of Anagni, Italy |
| 29 Nov | 90.8 | François Bareau de Girac † | Bishop Emeritus of Rennes, France |
| 29 Nov | 67.9 | Edmund Burke † | Vicar Apostolic of Nova Scotia, Canada |
| 1 Dec | 78.1 | José Jiménez † | Bishop of Cartagena (en España) |
| 13 Dec | 80.7 | Giovanni Giuseppe D’Anisi (Dalla Croce) † | Bishop of Gallipoli, Italy |
| 15 Dec | | Thomas Bray † | Archbishop of Cashel (-Emly), Ireland |
| 21 Dec | 55.7 | Augustin-Sulpice Zen-Ruffinen † | Bishop of Sion {Sitten}, Switzerland |