| Date | Age | Bishop | Title |
| unknown | 70.0 | Miguel de Benavides y Piedrola † | Bishop of Cartagena, Colombia |
| unknown | | Giovanni degli Effetti † | Bishop of Molfetta, Italy |
| unknown | 78.3 | Daniel Duranti, O.F.M. † | Archbishop Emeritus of Skopje, Macedonia |
| Jan | 50.6 | Francesco Andrea Grassi † | Bishop of Caorle, Italy |
| 1 Jan | 64.0 | Juan Bonilla Vargas, O.SS.T. † | Bishop of Córdoba, Spain |
| 1 Jan | 80.7 | Filippo Tani, O.S.B. † | Bishop of Città Ducale, Italy |
| 6 Jan | 69.0 | José de la Torre Orumbela † | Bishop of Orihuela, Spain |
| 26 Jan | 67.1 | William Dalton (Daton) † | Bishop of Ossory, Ireland |
| 26 Jan | 74.1 | Louis de La Vergne-Montenard de Tressan † | Bishop of Le Mans, France |
| 16 Feb | 73.1 | John Baptist Sleyne † | Bishop of Cork, Ireland |
| 25 Feb | 70.4 | Francisco Calderón de la Barca Nieto † | Bishop of Salamanca, Spain |
| 19 Mar | 66.2 | Benito Omañana † | Bishop of Jaén, Spain |
| 21 Mar | 91.2 | Prospero Bottini † | Titular Archbishop of Myra |
| 9 Apr | 60.9 | Giuseppe Archinto † | Cardinal, Archbishop of Milano {Milan}, Italy |
| 27 Apr | 67.3 | Vincenzo della Marra, C.R.L. † | Bishop of Alessano, Italy |
| May | 63.8 | Hieronim Wierzbowski † | Auxiliary Bishop of Poznań, Poland |
| 9 May | 58.4 | Teodor Wolff von Ludinghausen † | Bishop of Chełm, Poland |
| 10 May | 56.5 | Andrea Santacroce † | Cardinal, Bishop of Viterbo e Tuscania, Italy |
| 27 May | 72.1 | Maioranus Figlioli † | Bishop of Caiazzo, Italy |
| 6 Jun | 56.4 | Juan Ruiz Simón † | Bishop of Islas Canarias {Canary Islands}, Spain |
| 12 Jun | 64.4 | Augustin de Maupeou † | Archbishop of Auch, France |
| 30 Jun | 79.5 | Rannuzio Pallavicino † | Cardinal, Cardinal-Priest of Sant’Agnese fuori le mura |
| Jul | 70.5 | Giovanni Caprioli † | Bishop of Castro di Puglia, Italy |
| Jul | 64.5 | Baldassarre Nosadini † | Bishop of Krk (Veglia), Croatia |
| 6 Jul | 75.7 | Giulio Troili † | Bishop of Foligno, Italy |
| 10 Jul | 71.5 | Armand-Louis Bonnin de Chalucet † | Bishop of Toulon, France |
| 7 Aug | 77.7 | Muzio Dandini † | Bishop of Senigallia, Italy |
| 20 Sep | 73.7 | Andras József Illyés † | Bishop of Transilvania, Erdély, Siebenbürgen, Romania |
| 20 Sep | 59.1 | Raffaele Raggi, B. † | Bishop of Aleria, France |
| 27 Sep | | Gratianus de Galiczon † | Coadjutor Bishop of Baghdad, Iraq |
| 28 Sep | 79.3 | Jean Charles de Mari, C.R. † | Bishop Emeritus of Accia and Mariana, France |
| Oct | | François Chevalier de Saulx † | Bishop of Alès (Alais), France |
| 16 Oct | | Angelus Franciscus a S. Theresia, O.C.D. † | Titular Bishop of Metellopolis |
| 19 Oct | 59.9 | Diego Camacho y Ávila † | Bishop of Guadalajara, Jalisco, México |
| 30 Oct | 60.4 | Johann Philipp von Lamberg † | Cardinal, Bishop of Passau, Germany |
| 5 Nov | 67.0 | Vittorio Priuli, C.R.L. † | Archbishop of Zadar (Zara), Croatia |
| 10 Nov | 63.9 | Giuseppe Sauli Bargali (Bargagli), C.R.M. † | Bishop of Noli, Italy |
| 18 Nov | 51.2 | Francesco Morgioni † | Bishop of Minori, Italy |
| Dec | 66.2 | Francisco Manuel de Zúñiga Sotomayor y Mendoza, O.S.A. † | Bishop of Ciudad Rodrigo, Spain |
| 6 Dec | 57.2 | Fabritius Aurelius de Agostini † | Titular Archbishop of Amasea |
| 23 Dec | 64.0 | Victor-Augustin de Mailly, C.R.S.A. † | Bishop of Lavaur, France |