| Date | Age | Bishop | Title |
| unknown | | Pietro Consiglio † | Bishop of Brindisi, Italy |
| unknown | 54.0 | Michał de Korczyńscki † | Bishop of Przemyśl, Poland |
| unknown | 70.0 | Mateusz Lipski † | Bishop of Minsk, Belarus |
| unknown | | Ignazio Montemagno, O.F.M. Conv. † | Bishop of Agrigento (Girgenti), Italy |
| unknown | 52.3 | Andrea Rispoli † | Bishop of Squillace, Italy |
| unknown | 84.3 | Ivan Antun Sintić † | Bishop of Krk (Veglia), Croatia |
| unknown | 82.1 | Pietro Tasca † | Bishop of Cefalù, Italy |
| Jan | 84.4 | Francesco Maria de Luca † | Archbishop of Lanciano (e Ortona), Italy |
| 29 Jan | 54.4 | Filippo Arrica † | Bishop of Alghero, Italy |
| 30 Jan | 76.3 | Filippo Monacelli † | Bishop of Pesaro, Italy |
| 3 Feb | 62.8 | Víctor Damián Sáez y Sánchez Mayor † | Bishop of Tortosa, Spain |
| 19 Feb | 58.0 | Pietro Saggioli † | Bishop of Montepulciano, Italy |
| 10 Mar | 54.9 | Jorge Benavente Macoaga † | Archbishop of Lima, Peru |
| 13 Mar | 87.2 | Ignace V Cattan (Qattan) † | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| 25 Mar | | Vasyl Luzynskyj † | Auxiliary Bishop of Foreign Diocese |
| 25 Mar | 43.2 | Antin Zubko † | Auxiliary Bishop of Foreign Diocese |
| 3 Apr | 76.7 | Sebastiano Maggi † | Bishop of Arezzo, Italy |
| 21 Apr | 82.5 | Domenico Orlando, O.F.M. Conv. † | Bishop of Catania, Italy |
| 30 Apr | 77.4 | Hipólito Antonio Sánchez Rangel de Fayas, O.F.M. † | Bishop of Lugo, Spain |
| 6 May | 73.0 | Antoine Martinet † | Archbishop of Chambéry, France |
| 13 May | 76.4 | Joseph Fesch † | Cardinal, Archbishop of Lyon (-Vienne), France |
| 25 May | 77.8 | Karl Joseph von Riccabona † | Bishop of Passau, Germany |
| 11 Jun | 62.2 | Pedro José de Fonte y Hernández Miravete † | Archbishop Emeritus of México, Federal District |
| 12 Jun | | Clemente Maria Basetti † | Bishop of Carpi, Italy |
| 23 Jun | 76.7 | Giuseppe Antonio Sala † | Cardinal, Prefect of the Roman Curia - Other |
| 26 Jun | 60.3 | Simon William Gabriel Bruté de Rémur † | Bishop of Vincennes, Indiana, USA |
| 29 Jul | 84.2 | Charles Montault des Isles † | Bishop of Angers, France |
| 6 Aug | 64.6 | Ramón Ignacio Méndez † | Archbishop of Caracas, Santiago de Venezuela |
| 21 Sep | 43.5 | St. Laurent-Joseph-Marius Imbert, M.E.P. † | Vicar Apostolic of Corea |
| 28 Sep | 54.3 | Romain-Frédéric Gallard † | Coadjutor Archbishop of Reims, France |
| 6 Oct | 59.3 | Salvatore Lettieri † | Bishop of Nardò, Italy |
| 7 Oct | 73.0 | Joachim-Jean-Xavier d’Isoard † | Cardinal, Archbishop of Lyon (-Vienne), France |
| 23 Oct | 75.6 | Vincenzo-Tommaso Piratoni, O.P. † | Bishop of Albenga, Italy |
| 28 Oct | 66.8 | Francesco Tiberi Contigliano † | Cardinal, Bishop Emeritus of Jesi, Italy |
| 7 Nov | 80.9 | Emmanuele de Gregorio † | Cardinal, Secretary of the Roman Curia - Other |
| 22 Nov | | Giuseppe Grasser † | Bishop of Verona, Italy |
| 1 Dec | 78.7 | Jean-Baptist-Marie-Anne-Antoine de Latil † | Cardinal, Archbishop of Reims, France |
| 7 Dec | 64.8 | José Talayero Royo, O.P. † | Bishop of Albarracin, Spain |
| 10 Dec | 62.8 | Franciso López Borricón † | Bishop of Mondoñedo, Spain |
| 25 Dec | 79.2 | Samuel Vulcan † | Bishop of Foreign Diocese |
| 30 Dec | 60.8 | Giacinto Pippi † | Bishop of Chiusi-Pienza, Italy |
| 31 Dec | 61.2 | Hyacinthe-Louis de Quélen † | Archbishop of Paris, France |