| Date | Age | Bishop | Title |
| unknown | 63.3 | Francesco de Andreis (Andronico) † | Bishop of Nona (Nin), Croatia |
| unknown | | Luigi Branciforte † | Bishop of Melfi e Rapolla, Italy |
| unknown | | Ottaviano Carafa † | Titular Archbishop of Patrae (Veters) |
| unknown | | Gasparo Cecchinelli † | Bishop of Corneto (Tarquinia) e Montefiascone, Italy |
| unknown | | Jean de Lingendes † | Bishop of Mâcon, France |
| unknown | 69.0 | Vincenzo Milani † | Bishop of Hvar (Lesina), Croatia |
| unknown | 71.0 | Juan de Riviera, O.S.A. † | Bishop of Santa Cruz de la Sierra, Bolivia |
| unknown | 69.0 | Antonio Severoli † | Archbishop Emeritus of Dubrovnik (Ragusa), Croatia |
| 3 Jan | | György Lippay Zombori † | Archbishop of Esztergom, Hungary |
| 11 Jan | 67.0 | Johannes Thuanus † | Bishop of Wiener Neustadt, Austria |
| 17 Jan | 64.0 | Giacomo Corradi † | Cardinal, Bishop Emeritus of Jesi, Italy |
| 24 Jan | 59.1 | Giambattista del Giudice † | Bishop of Poreč (Parenzo), Croatia |
| 25 Jan | | Juan de Villamar, O.F.M. † | Bishop of Tui, Spain |
| 1 Feb | 54.1 | Bonifacio Agliardi (Alliardi), C.R. † | Bishop of Adria, Italy |
| 8 Feb | 74.1 | Marcantonio Franciotti † | Cardinal, Bishop Emeritus of Lucca, Italy |
| 12 Feb | | Annibale Sillano † | Bishop of Castro di Puglia, Italy |
| 1 Apr | 60.6 | Wacław Leszczyński † | Archbishop of Gniezno, Poland |
| 16 May | 64.6 | Johann Melchior Söllner † | Auxiliary Bishop of Würzburg, Germany |
| 17 Jun | 71.2 | Carlo de’ Medici † | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 26 Jul | 44.4 | Camillo Francesco Maria Pamphilj † | Cardinal, |
| 30 Jul | 66.6 | Antonio Vigo, O. de M. † | Auxiliary Bishop of Lima, Peru |
| 16 Aug | 52.0 | Adam Lorenz von Törring-Stein † | Bishop of Regensburg, Germany |
| 26 Aug | 51.7 | Cesare Biandrŕ (Biandrati) † | Bishop of Alba (Pompea), Italy |
| 28 Aug | | Giulio Maria Odescalchi, O.S.B. † | Bishop of Novara, Italy |
| 31 Aug | 78.7 | Patrizio Donati † | Bishop Emeritus of Minori, Italy |
| 4 Sep | 62.4 | Girolamo Colonna † | Cardinal, Archbishop Emeritus of Bologna, Italy |
| 5 Sep | 70.4 | Martín López de Ontiveros † | Archbishop of Valencia, Spain |
| 22 Oct | 80.8 | Mauro Diego (Marcos) de Tovar y Valle Maldonado, O.S.B. † | Bishop of Chiapas (Ciudad Real de Chiapas), México |
| 3 Nov | 83.8 | Ascanio Filomarino † | Cardinal, Archbishop of Napoli {Naples}, Italy |
| 8 Nov | 75.9 | André Creusen † | Archbishop of Mechelen, Belgium |
| 10 Nov | 85.9 | Bernardino Panicola † | Bishop of Ravello e Scala, Italy |
| 25 Nov | 49.9 | Gianlucido Palombara † | Bishop of Pesaro, Italy |
| Dec | | Gerolamo da Padova, O.F.M. † | Bishop of Santorini {Thira}, Greece |
| 23 Dec | | Attilio Pietrasanta, O. Cist. † | Bishop of Vigevano, Italy |