| Date | Age | Bishop | Title |
| unknown | | Valeriano Chierichelli † | Bishop of Ferentino, Italy |
| unknown | | Diego Ladrón de Guevara † | Bishop of Quito, Ecuador |
| unknown | | Ludwik Karol Ogiński † | Bishop of Smoleńsk, Poland |
| unknown | | Carlo Palma † | Bishop of Fossombrone, Italy |
| Jan | 68.0 | Giovanni Innocenzo Carussio † | Bishop of Muro Lucano, Italy |
| 9 Feb | 60.1 | Pedro Magaña, O.S.B. † | Bishop of Solsona, Spain |
| 14 Feb | 48.9 | Philipp Carl Fürst von Fürstenberg † | Bishop of Lavant, Slovenia |
| 25 Feb | 72.4 | Diego Montero del Aguila † | Bishop of Trujillo, Peru |
| 2 Mar | | Luc d'Aquin † | Bishop Emeritus of Fréjus, France |
| 17 Apr | 59.3 | José Ulzurrun de Asanza y Civera † | Bishop of León, Spain |
| 21 Apr | 88.8 | Bandino Panciatici † | Cardinal, Prefect of the Congregation of the Council |
| 16 May | 65.4 | Stefan Antonin Mdzewski, O.P. † | Auxiliary Bishop of Gniezno, Poland |
| 13 Jul | 67.5 | Blas Serrate † | Bishop of Tarazona, Spain |
| 16 Jul | 80.9 | Louis de Thomassin † | Bishop of Sisteron, France |
| 12 Oct | 73.8 | Thomas Joseph Nicolson † | Vicar Apostolic of Scotland, Great Britain |
| 18 Oct | 54.3 | Franz Anton Graf von Puchheim † | Bishop of Wiener Neustadt, Austria |
| 25 Dec | 60.6 | Franz Arnold Reichsfreiherr von Wolf-Metternich zur Gracht † | Bishop of Paderborn, Germany |