| Date | Age | Bishop | Title |
| unknown | | Giovanni Antonio Astorch (Astorco) † | Bishop of Lettere (-Gragnano), Italy |
| unknown | 88.7 | Galeazzo Florimonte † | Bishop Emeritus of Sessa Aurunca, Italy |
| unknown | | Ebed-Jesu Maron † | Patriarch of Babylon {Babilonia} (Chaldean), Iraq |
| unknown | | Benedetto Salino † | Bishop of Veroli, Italy |
| unknown | | Alfonso de Sásamo, O.S.B. † | Bishop Emeritus of Capri, Italy |
| unknown | | Mikołaj Wolski † | Bishop of Włocławek (Kujawy, Kalisze), Poland |
| 21 Jan | | Veit von Fraunberg † | Bishop of Regensburg, Germany |
| 10 Feb | 59.1 | Johann von Leyen † | Archbishop-Elect of Trier, Germany |
| 26 Feb | | Moritz von Sandizell † | Bishop Emeritus of Freising, Germany |
| 4 Mar | 85.2 | Musa al-Akkari † | Patriarch of Antiochia {Antioch} (Maronite), Lebanon |
| 18 Mar | | Felice Rossi † | Bishop of Tropea, Italy |
| 9 Apr | 80.3 | Matteo Griffoni (Grifonio) Pioppi † | Bishop of Trivento, Italy |
| 9 Apr | | Matteo Grifoni, O.S.B. † | Bishop of Trivento, Italy |
| 13 Apr | | Teofilo Galluppi † | Bishop of Oppido Mamertina, Italy |
| 15 May | | Nicola Maria Caracciolo † | Bishop of Catania, 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 | 76.8 | Pieter de Corte † | Bishop of Brugge {Bruges}, Belgium |
| 23 Oct | 80.8 | 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 | 74.9 | Pedro La Gasca † | Bishop of Sigüenza, Spain |
| 15 Dec | | Lupe Martínez Lagunilla † | Bishop of Elne, France |