| Date | Age | Bishop | Title |
|---|
| unknown | | Baldassarre Bonifazio † | Bishop of Capodistria (Capo d'Istria)(Koper), Slovenia |
| unknown | 61.0 | Tommaso Carpegna, C.R. † | Bishop of Rimini, Italy |
| unknown | | Sallustio Cherubini † | Bishop of Città Ducale, Italy |
| unknown | | Francesco Maria Falcucci † | Bishop of Calvi Risorta, Italy |
| unknown | | Girolamo Figini-Oddi † | Bishop of Teramo, Italy |
| unknown | 58.0 | Rodrigo Gutiérrez de Rozas † | Bishop of Islas Canarias {Canary Islands}, Spain |
| unknown | | Fernando Heras Manrique † | Bishop of Calahorra y La Calzada, Spain |
| unknown | | Tomás Manso, O.F.M. † | Bishop of Nicaragua |
| unknown | 41.0 | Paolo Maria Spínola, C.R.S. † | Bishop of Sagone (Sagona), France |
| 14 Jan | | Henri de Savoie-Nemours † | Archbishop Emeritus of Reims, France |
| 21 Jan | 77.1 | Camillo Melzi † | Cardinal, Archbishop of Capua, Italy |
| Feb | 59.1 | François Servien † | Bishop of Bayeux, France |
| Feb | 67.1 | Papirio Silvestri † | Bishop of Macerata e Tolentino, Italy |
| 26 Feb | 52.2 | Fabrizio Savelli † | Cardinal, Archbishop Emeritus of Salerno, Italy |
| Mar | 66.8 | Deodato Scaglia, O.P. † | Bishop of Alessandria (della Paglia), Italy |
| 12 Mar | | Antonio del Pezzo † | Archbishop of Sorrento, Italy |
| 17 Mar | 72.2 | Claude de Rebé † | Archbishop of Narbonne, France |
| 24 Mar | | Miguel Ferrer † | Bishop of Tui, Spain |
| 4 Apr | 52.3 | Giovanni Girolamo Lomellini † | Cardinal, Cardinal-Priest of Sant’Onofrio |
| 6 Apr | 77.3 | Luigi Capponi † | Cardinal, Archbishop Emeritus of Ravenna, Italy |
| 10 May | 61.8 | Ranuccio (Ranuzio) Scotti Douglas † | Bishop Emeritus of Borgo San Donnino, Italy |
| 18 May | 63.4 | François de Robles † | Bishop of Ypres (Ieper), Belgium |
| Jun | | Francesco Caetani † | Bishop of Sarsina, Italy |
| Jun | 77.4 | Alfonso Mendes, S.J. † | Patriarch of Ethiopia |
| 5 Jun | 68.4 | Diego López de la Vega † | Bishop of Coria, Spain |
| 24 Jun | 45.5 | Pál Hoffmann † | Bishop of Pécs, Hungary |
| 20 Jul | | Charles-Emmanuel de Gorrevod † | Archbishop-Elect of Besançon, France |
| 22 Jul | 60.6 | Filippo Casoni † | Bishop of Borgo San Donnino, Italy |
| 23 Jul | 64.6 | François Hallier † | Bishop of Cavaillon, France |
| Aug | | Fabio Magnesi † | Bishop of Ostuni, Italy |
| Aug | 61.6 | Ottaviano Prati † | Bishop of Bertinoro, Italy |
| 14 Aug | 67.6 | Prospero Caffarelli † | Cardinal, Cardinal-Priest of San Callisto |
| Sep | | Vitalis de L’Estang † | Bishop of Carcassonne, France |
| 3 Sep | | Francisco Garcia Mendes, S.J. † | Archbishop of Cranganore (Angamala), India |
| 4 Sep | | Juan Pérez de Vega (López de Vega) † | Bishop of León, Spain |
| 20 Sep | | Simone Rau e Requesens † | Bishop of Patti, Italy |
| Oct | 66.8 | Agostino de’ Belli (Bellis), C.R. † | Bishop of Sora, Italy |
| Oct | | Clément de Bonzi † | Bishop of Béziers, France |
| Oct | 67.8 | Christophorus de France † | Bishop of Saint-Omer, France |
| Oct | | Ascanio Maffei † | Archbishop of Urbino, Italy |
| 1 Oct | 59.3 | Bl. Juan de Palafox y Mendoza † | Bishop of Osma, Spain |
| Nov | 71.8 | Giovanni Antonio Paravicini † | Archbishop of Santa Severina, Italy |
| 31 Dec | | Alain de Solminihac, O.S.A. † | Bishop of Cahors, France |
| 31 Dec | 59.8 | Pacifico Trani (Trasi), O.F.M. † | Bishop of Cagli, Italy |
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