| Date | Age | Bishop | Title |
| unknown | 58.0 | John Baptist Abessinus † | Bishop of Holy Savior of Nicosia (Ethiopian), Cyprus |
| unknown | | Jan Andruszewicz † | Bishop of Lutsk (Łuck), Ukraine |
| unknown | | Giovanni Antonio Astorch (Astorco) † | Bishop of Lettere (-Gragnano), Italy |
| unknown | 41.0 | Nicolas Dangu † | Bishop of Mende, France |
| unknown | 88.6 | Galeazzo Florimonte † | Bishop Emeritus of Sessa Aurunca, Italy |
| unknown | | Cesare Foggia † | Bishop of Umbriatico (Umbriaticum), Italy |
| unknown | | Ebed-Jesu Maron † | Patriarch of Babylon {Babilonia} (Chaldean), Iraq |
| unknown | | Benedetto Salino † | Bishop of Veroli, Italy |
| unknown | | Alfonso de Sásamo (Somario), O.S.B. † | Bishop Emeritus of Capri, Italy |
| unknown | 77.0 | Mikołaj Wolski † | Bishop of Włocławek (Kujawy, Kalisze), Poland |
| 9 Jan | 55.0 | Nicola Maria Caracciolo † | Bishop of Catania, Italy |
| 21 Jan | | Veit von Fraunberg † | Bishop of Regensburg, Germany |
| 10 Feb | 57.1 | Johann von Leyen † | Archbishop-Elect of Trier, Germany |
| 26 Feb | 53.1 | Moritz von Sandizell † | Bishop Emeritus of Freising, Germany |
| 4 Mar | 85.1 | Musa al-Akkari † | Patriarch of Antiochia {Antioch} (Maronite), Lebanon |
| 18 Mar | | Felice Rossi † | Bishop of Tropea, Italy |
| 31 Mar | | Thomas O’Fihely, O.E.S.A. † | Bishop of Leighlin, Ireland |
| 9 Apr | 80.2 | Matteo Griffoni (Grifonio) Pioppi, O.S.B. † | Bishop of Trivento, Italy |
| 13 Apr | | Teofilo Galluppi † | Bishop of Oppido Mamertina, Italy |
| 12 Jul | | Scipione d’Este † | Bishop of Casale Monferrato, Italy |
| 20 Jul | | Giovanni Battista Torleoni † | Bishop of Cagli, Italy |
| 15 Aug | 62.6 | Angelo Nicolini † | Cardinal, Archbishop of Pisa, Italy |
| Sep | | François de Saint-Nectaire Senneterre, O.S.B. † | Bishop of Sarlat, France |
| 13 Sep | | Paolo Oberti, O.P. † | Bishop of Venosa, Italy |
| 30 Sep | | Agostino Maria Salvago, O.P. † | Archbishop of Genova, Italy |
| 16 Oct | 76.7 | Pieter de Corte † | Bishop of Brugge {Bruges}, Belgium |
| 23 Oct | 81.8 | Andrzej Noskowski † | Bishop of Płock, Poland |
| 29 Oct | | Tomás Casillas, O.P. † | Bishop of Chiapas (Ciudad Real de Chiapas), México |
| Nov | | Gonçalo Pinheiro † | Bishop of Viseu, Portugal |
| 20 Nov | 74.8 | Pedro de La Gasca † | Bishop of Sigüenza, Spain |
| Dec | | Antoine Hérouet † | Bishop of Digne, France |
| 15 Dec | | Lupe Martínez Lagunilla † | Bishop of Elne, France |