| Date | Age | Bishop | Title |
| unknown | 47.0 | Hieronymus Archinto † | Titular Archbishop of Tarsus |
| unknown | | Orazio Capalbi † | Bishop of Bisignano, Italy |
| unknown | 55.0 | Georgius Martonffi † | Bishop of Transilvania, Erdély, Siebenbürgen, Romania |
| unknown | 60.4 | Ludwik Bartlomiej Załuski † | Bishop of Płock, Poland |
| 5 Jan | 62.0 | Jean-Hervé Bazan de Flamanville † | Bishop of Perpignan-Elne, France |
| 8 Jan | 66.0 | Jean-Baptiste-Armand Bazin de Besons † | Archbishop of Rouen, France |
| 8 Jan | | Charles Andrault de Maulevrier de Langeron † | Bishop Emeritus of Autun, France |
| 14 Jan | 65.5 | Fulvio Astalli † | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 25 Jan | 91.0 | Pierre-Daniel Huet † | Bishop Emeritus of Avranches, France |
| Feb | 52.8 | Alexander Felix Mercanti, O.P. † | Archbishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia |
| 6 Feb | 70.1 | Felipe Ignacio Trujillo y Guerrero † | Bishop of Michoacán, México |
| 7 Feb | 77.8 | Alexander Bonaventura † | Titular Bishop of Nazianzus |
| 19 Feb | 48.2 | Joseph Anton von Delmestri von Schönberg † | Bishop of Trieste, Italy |
| 27 Feb | 67.2 | Miguel del Olmo Manrique † | Bishop of Cuenca, Spain |
| Mar | 58.8 | Pompilio Berlingieri † | Bishop Emeritus of Bisignano, Italy |
| 7 Mar | 74.2 | Francisco de São Jerõnimo de Andrade, C.S.J. † | Bishop of São Sebastião do Rio de Janeiro, Brazil |
| 19 Mar | 71.7 | Giovanni Francesco Albani † | Pope (Roma {Rome}, Italy) |
| 22 Mar | 69.2 | Joannes Vidovich † | Bishop of Trogir (Traù), Croatia |
| 24 Mar | 75.2 | Miguel Juan de Taverner y Rubí † | Archbishop of Tarragona, Spain |
| 4 May | 59.9 | Manuel de Mimbela y Morlans, O.F.M. † | Bishop of Guadalajara, Jalisco, México |
| 6 May | 80.3 | Petrus Lambertus Ledrou, O.S.A. † | Titular Bishop of Porphyreon |
| 9 May | 74.8 | Giandomenico Paracciani † | Cardinal, Bishop Emeritus of Senigallia, Italy |
| 12 May | 82.3 | Giuseppe Crispino † | Bishop of Amelia, Italy |
| 19 May | | René Mornay de Montchevreuil † | Archbishop of Besançon, France |
| 21 May | 46.4 | Joachim Henryk Przebendowski † | Bishop of Luceoria o Łuck, Ukraine |
| Jun | 78.6 | Giuseppe Mastellone † | Bishop of Sant’Angelo dei Lombardi-Bisaccia, Italy |
| 3 Jun | 81.4 | Joaquín Canaves, O.S.Io.Hieros. † | Bishop of Malta |
| 9 Jun | 79.4 | Martin Bernhard Just von Friedenfeld † | Prefect of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany |
| 12 Jun | 61.4 | Alfonso De’ Belincioni † | Bishop of Cagli, Italy |
| 30 Jun | 61.5 | Jan Kazimierz de Alten Bokum † | Bishop of Chelmno (Culma, Kulm), Poland |
| 5 Jul | 55.5 | Atanasio Esterriga Trajanáuregui † | Bishop of Mallorca, Spain |
| 9 Jul | 72.5 | Pedro Nogales Dávila † | Bishop of Tlaxcala, México |
| 25 Jul | 67.5 | Alessandro Calvi-Organi † | Bishop of San Severino (Marche), Italy |
| 2 Aug | 71.6 | Stanislaw Szembek † | Archbishop of Gniezno, Poland |
| 7 Aug | 76.5 | Johann Jakob Senfft † | Auxiliary Bishop Emeritus of Mainz, Germany |
| 14 Aug | 76.6 | Juan a Santa Cruz, O.P. † | Vicar Apostolic of Eastern Tonking {Tonkino Orientale}, Viêt Nam |
| Sep | 68.0 | Domenico Sabbatino † | Bishop of Anglona-Tursi, Italy |
| 13 Sep | 63.5 | François de Mailly † | Cardinal, Archbishop of Reims, France |
| 21 Sep | 67.2 | Tommaso della Gherardesca † | Archbishop of Firenze {Florence}, Italy |
| Oct | 71.7 | Biagio Gambaro † | Bishop of Telese o Cerreto Sannita, Italy |
| 5 Oct | 63.8 | Louis-Annet de Clermont de Chaste de Roussillon † | Bishop of Laon, France |
| 18 Oct | 72.2 | Georg Sigismund von Sinnersberg † | Auxiliary Bishop of Trento, Italy |
| 11 Dec | 81.9 | Carlo Antonio Gozzano † | Bishop of Acqui, Italy |
| 21 Dec | 77.6 | Bernardino della Chiesa, O.F.M. † | Bishop of Peking [Beijing], China |
| 23 Dec | 79.0 | François Marie Sacco, C.R. † | Bishop of Brugnato, Italy |