| Date | Age | Bishop | Title |
| unknown | | Juan de Castañeda † | Bishop of Cuzco, Peru |
| unknown | 50.2 | Carlo de Ciocchis † | Bishop of Sulmona, Italy |
| unknown | | Francesco Antonio Leonardi † | Bishop of Bisceglie, Italy |
| unknown | | Giovanni Battista Minucci, O.F.M. Conv. † | Bishop of Policastro, Italy |
| 6 Jan | 75.3 | Francisco Izquierdo y Tavira, O.P. † | Bishop of Lugo, Spain |
| 23 Jan | | Mikołaj Jan Zenkowicz † | Bishop of Vilnius, Lithuania |
| 28 Jan | 67.1 | Hardouin de Chaslon de Maisonnoble † | Bishop of Lescar, France |
| 2 Feb | 42.4 | Mateo de Navia Bolaños y Moscoso, O.S.A. † | Bishop of León en Nicaragua |
| 13 Mar | 76.1 | Daniele Delfino † | Cardinal, Archbishop of Udine, Italy |
| 28 Mar | 50.2 | Antonio Maria Erba-Odescalchi † | Cardinal, Titular Archbishop of Nicaea |
| 2 Apr | 54.4 | Johann Franz Anton Reichsgraf von Khevenhüller † | Bishop Emeritus of Wiener Neustadt, Austria |
| 15 Apr | | Giacinto Silvestri † | Bishop of Orvieto, Italy |
| 27 Apr | 73.9 | Jaime Cortada Bru † | Archbishop of Tarragona, Spain |
| 3 Jun | 55.8 | Johann Baptist Reichsgraf von Thurn und Taxis † | Bishop of Lavant, Slovenia |
| 4 Jun | 82.2 | Antonio Milón López † | Archbishop of the unknown of Titular See |
| 21 Jun | | Vincenzo Bragadin † | Bishop of Chioggia, Italy |
| 10 Jul | | Innocenzo Sanseverino † | Bishop Emeritus of Alife, Italy |
| 17 Jul | 74.4 | Luca Melchiore Tempi † | Cardinal, Titular Archbishop of Nicomedia |
| 28 Aug | 67.5 | Armand-Jules de Rohan-Guémené † | Archbishop of Reims, France |
| 8 Sep | 61.3 | Francisco José Catalán Ocón † | Bishop of Urgell, Spain |
| 13 Sep | 58.6 | Joseph Wilhelm Rinck von Balderstein † | Bishop of Basel, Switzerland |
| 25 Sep | 75.7 | Michel de Verthamon de Chavagnac † | Bishop of Montauban, France |
| 30 Sep | 71.5 | José Zorrilla Sanmartín † | Bishop of Salamanca, Spain |
| 30 Oct | | Guilio Capece Scondito † | Bishop of Anglona-Tursi, Italy |
| 12 Nov | 72.9 | Ludovico Merlini † | Cardinal, Cardinal-Priest of S. Marcello |
| 2 Dec | 70.6 | José Francisco Biguezal † | Bishop of Ciudad Rodrigo, Spain |
| 6 Dec | 77.9 | Joseph-François Bocaud (Boucaud) † | Bishop of Alet, France |
| 20 Dec | 65.7 | Ferdinand Joseph Gabriel Graf von Sarnthein † | Auxiliary Bishop of Brixen {Bressanone}, Italy |
| 31 Dec | 61.2 | Francesco Felice Alberti d’Enno † | Bishop of Trento, Italy |