| Date | Age | Bishop | Title |
| unknown | 70.0 | Patrick O’Donnelly † | Bishop Emeritus of Dromore, Ireland |
| 5 Jan | 80.0 | Carlo Berlingeri † | Archbishop of Santa Severina, Italy |
| 6 Jan | 73.0 | Pierre Clément † | Bishop of Périgueux (Vesuna), France |
| 27 Jan | 68.4 | Ferdinando d’Adda † | Cardinal, Cardinal-Bishop of Albano |
| 28 Jan | 65.3 | Tommaso Maria Francia, O.P. † | Bishop of Oria, Italy |
| Feb | 59.1 | Thomas Olivieri † | Bishop of Strongoli, Italy |
| 14 Feb | 70.3 | Francesco Maria Casini, O.F.M. Cap. † | Cardinal, Cardinal-Priest of Santa Prisca |
| 15 Feb | 76.4 | Bernardino Belluzzi † | Bishop of Camerino, Italy |
| 23 Feb | 88.6 | Nicolò Acciaioli † | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 25 Feb | 80.1 | Martín Ascargorta † | Archbishop of Granada, Spain |
| 10 Mar | 74.2 | Andrés Capero Agramunt, O.C.D. † | Bishop of Lugo, Spain |
| 19 Mar | 72.6 | Giambattista Spínola (Jr.) † | Cardinal, Cardinal-Priest of San Cesareo in Palatio |
| 22 Mar | 81.1 | José de Oliveira, O.S.A. † | Bishop Emeritus of Angola e Congo, Angola |
| 24 Mar | 68.3 | Raimondo Ferretti † | Archbishop of Ravenna, Italy |
| 1 Apr | 60.3 | Juan José Llamas Rivas, O. Carm. † | Bishop of Panamá |
| 14 Apr | 71.9 | Giovanni Francesco Maria Poggi, O.S.M. † | Bishop of San Miniato, Italy |
| 14 Apr | 86.6 | Giovanni Tommaso Rovetta, O.P. † | Bishop Emeritus of Hvar (Lesina), Croatia |
| 20 Apr | 73.3 | Julián Cano y Tovar, O. Carm. † | Bishop of Avila, Spain |
| 22 Apr | 60.9 | Claude-Maur d’Aubigné † | Archbishop of Rouen, France |
| 8 May | 71.5 | Francisco a São Agostinho, T.O.R. † | Bishop of Santiago de Cabo Verde |
| 11 May | 67.4 | Kazimierz Łubieński † | Bishop of Kraków, Poland |
| 2 Jun | 72.4 | Charles Le Goux de la Berchère † | Archbishop of Narbonne, France |
| 21 Jun | 72.5 | Domingo de Valencia † | Bishop-Elect of Nueva Caceres, Philippines |
| 2 Jul | | Andrés Quiles Galindo, O.F.M. † | Bishop of Nicaragua |
| 12 Jul | 64.9 | Francesco Maria d’Aste, C.R. † | Archbishop of Otranto, Italy |
| 20 Jul | 68.6 | Édouard Bargedé † | Bishop of Nevers, France |
| 26 Jul | 39.5 | Hyacinth Petit, O. Carm. † | Vicar Apostolic of Nordic Missions, Germany |
| 31 Jul | 52.6 | Pedro Mejorada, O.P. † | Bishop-Elect of Nueva Segovia, Philippines |
| 3 Aug | 67.5 | Johann Philipp von Greifenclau zu Vollraths † | Bishop of Würzburg, Germany |
| 17 Aug | 42.0 | Giovanni Carafa, C.R. † | Bishop of Nicastro, Italy |
| 20 Aug | 67.6 | David-Nicolas Bertier † | Bishop of Blois, France |
| Sep | 89.8 | Simon Gaudenti † | Bishop of Ossero (Osor), Croatia |
| Sep | 55.5 | Luca Trapani † | Bishop of Tricarico, Italy |
| 16 Sep | 60.4 | Giuseppe Grisconi, Sch. P. † | Bishop of Vieste, Italy |
| 2 Oct | 56.8 | Roland-François de Kerhoent de Coetenfao † | Bishop of Avranches, France |
| 10 Oct | 67.8 | Isidoro Bertrán García † | Archbishop of Tarragona, Spain |
| 24 Oct | 65.6 | José Díez Santos de San Pedro † | Bishop of Ciudad Rodrigo, Spain |
| 28 Oct | 60.8 | Ennemond Alleman de Montmartin † | Bishop of Grenoble, France |
| Nov | 64.2 | Bartolomeo Porzio † | Bishop of Cariati e Cerenzia, Italy |
| 30 Nov | 86.0 | Heinrich Hartard von Rollingen † | Bishop of Speyer, Germany |
| 11 Dec | 60.1 | Stefano Cupilli, C.R.S. † | Archbishop of Split (Spalato), Croatia |