| Date | Age | Bishop | Title |
| unknown | 75.9 | Antonio Paternò † | Archbishop of Lanciano, Italy |
| unknown | 67.1 | Nicola Portoghese, O.F.M. † | Bishop of Syros (e Milos), Greece |
| unknown | 51.8 | Vincenzo Santini † | Titular Archbishop of Trapezus |
| unknown | | John Verdon † | Bishop of Ferns, Ireland |
| Jan | 64.2 | Salvatore Rujus † | Bishop of Ales e Terralba, Italy |
| 22 Jan | 73.1 | Henri du Puget † | Bishop of Digne, France |
| 22 Jan | 58.9 | Pietro Priuli † | Cardinal, Bishop of Bergamo, Italy |
| 25 Jan | 73.1 | José Pérez de Lanciego Eguiluz y Mirafuentes, O.S.B. † | Archbishop of México, Federal District |
| Feb | 85.0 | Antonio Fonseca † | Bishop of Tivoli, Italy |
| Feb | 71.4 | Bernardino Egidio Recchi † | Bishop of Acquapendente, Italy |
| 7 Feb | 69.2 | Niccolò Caracciolo † | Cardinal, Archbishop of Capua, Italy |
| 12 Feb | 73.5 | Agostino Steffani † | Vicar Apostolic of Upper and Lower Saxony (Hanover), Germany |
| Mar | 84.6 | Francesco Antonio Punzi † | Bishop of Ascoli Satriano, Italy |
| Mar | 65.9 | Doymus Zeni † | Bishop of Arbe (Rab), Croatia |
| 17 Mar | 52.2 | João de Sousa de Castelo-Branco † | Bishop of Elvas, Portugal |
| 20 Mar | 77.4 | Ulisse Giuseppe Gozzadini † | Cardinal, Bishop of Imola, Italy |
| 22 Mar | 64.0 | Lucas Conejero de Molina † | Archbishop of Burgos, Spain |
| 17 Apr | 70.3 | Angel de Maldonado, O. Cist. † | Bishop of Antequera, Oaxaca, México |
| 21 Apr | 68.1 | Filippo Antonio Gualterio † | Cardinal, Bishop Emeritus of Todi, Italy |
| May | 65.3 | Muzio Gaeta (Sr.) † | Archbishop of Bari (-Canosa), Italy |
| 5 May | 77.3 | Juan Antonio Muñoz Salcedo, O.S.H. † | Bishop of Mondoñedo, Spain |
| 14 May | | Crisóstomo Vargas, O. Cist. † | Bishop of Astorga, Spain |
| 20 May | 56.4 | Sebastián Foronda, O.S.A. † | Apostolic Administrator of Cebu, Philippines |
| 2 Jun | 68.4 | Juan Muñoz de la Cueva, O.SS.T. † | Bishop of Orense, Spain |
| 8 Jun | 74.4 | Martin de Ratabon † | Bishop Emeritus of Viviers (Aps), France |
| 9 Jun | 63.3 | François-Armand de Lorraine † | Bishop of Bayeux, France |
| 10 Jun | | Joannes Antallfi † | Bishop of Transilvania, Erdély, Siebenbürgen, Romania |
| Jul | 61.5 | Bernardo Cavalieri, C.R. † | Bishop of San Marco (Argentano), Italy |
| 14 Jul | 49.5 | Franciszek Ignacy Wysocki † | Auxiliary Bishop-Elect of Chelmno (Culma, Kulm), Poland |
| 15 Jul | 68.6 | Matthieu Petit-Didier, O.S.B. † | Titular Bishop of Macri |
| Aug | 42.2 | Franciscus Szembek † | Auxiliary Bishop of Przemyśl, Poland |
| 9 Aug | 72.2 | Gerolamo Francesco Malpasciuto † | Bishop of Vercelli, Italy |
| 14 Aug | 54.6 | Ernst August von Braunschweig-Lüneburg † | Bishop of Osnabrück, Germany |
| 20 Aug | 77.6 | François Hébert † | Bishop of Agen, France |
| Sep | 59.7 | Francisco Sánchez Márquez † | Titular Bishop of Amyclae |
| 4 Sep | 85.6 | Rodrigo de Moura Telles † | Archbishop of Braga, Portugal |
| 11 Sep | | Martín Zalayeta Lizarza † | Bishop of León, Spain |
| 16 Sep | 59.6 | Jacques Rambert † | Bishop of Aosta, Italy |
| 20 Sep | | François Perez † | Vicar Apostolic of Cochin {Cocincina}, Viet Nam |
| Oct | 76.8 | Antonius Babbi † | Bishop of Shkodrë (Scutari), Albania |
| 2 Oct | 40.5 | Benedetto Bussi † | Bishop of Recanati e Loreto, Italy |
| 11 Oct | 71.4 | Ulrich von Federspiel † | Bishop of Chur, Switzerland |
| 24 Oct | 62.0 | Nicolò Cervini † | Bishop of Lavello, Italy |
| 25 Oct | 63.1 | François-Elie de Voyer de Paulmy d’Argenson † | Archbishop of Bordeaux, France |
| 30 Oct | 54.5 | Francisco Mendigaño Armendáriz † | Archbishop of Santo Domingo, Dominican Republic |
| 6 Nov | 48.9 | Andrés Murillo Velarde † | Bishop of Pamplona, Spain |
| 18 Nov | 90.9 | Michel Poncet de la Rivière † | Bishop of Uzés, France |
| 19 Nov | 65.9 | Luka Lev Kiszka † | Archbishop of Kyiv-Halyč {Kiev} (Ruthenian), Ukraine |
| 25 Nov | 66.1 | Louis François Rossius de Liboy † | Auxiliary Bishop of Liège, Belgium |
| 28 Nov | 63.9 | Luis Francisco Romero † | Archbishop of La Plata o Charcas, Bolivia |
| 11 Dec | 85.2 | Angelo Cerasi † | Bishop of Bovino, Italy |
| 22 Dec | | Edward Murphy † | Archbishop of Dublin, Ireland |