| Date | Age | Bishop | Title |
|---|
| unknown | 72.0 | Tommaso d’Ancora (Ariconi), C.R. † | Archbishop of Trani, Italy |
| unknown | 43.0 | Lodovico Betti † | Bishop of Osimo, Italy |
| unknown | | Francesco Boyl, O. de M. † | Bishop of Alghero, Italy |
| unknown | 71.0 | Vincenzo Bucchi (Buschio) † | Bishop of Kotor (Cattaro), Montenegro |
| unknown | 58.0 | Giantommaso Gastaldi, O.P. † | Bishop of Brugnato, Italy |
| unknown | 83.0 | Lorenzo Castrucci † | Bishop of Spoleto, Italy |
| unknown | | Gaetano Cossa, C.R. † | Archbishop of Otranto, Italy |
| unknown | | Martino Denti de’ Cipriani, B. † | Bishop of Strongoli, Italy |
| unknown | 69.0 | Francesco Antonio Depace † | Bishop of Aquino, Italy |
| unknown | | Francesco Antonio Frasella, O.F.M. Conv. † | Apostolic Administrator of Japan |
| unknown | | Gregorius Frasini (Fassino), O.F.M. † | Bishop of Shkodrë (Scutari), Albania |
| unknown | | García Gil Manrique † | Bishop of Barcelona, Spain |
| unknown | | Francisco Naranjo, O.P. † | Bishop of Puerto Rico (Porto Rico) |
| unknown | | Didier Palleti, C.R.L. † | Bishop of Nice, France |
| unknown | 54.0 | Raffaele Pizzorno, O.M. † | Bishop of Sagone (Sagona), France |
| unknown | 72.0 | Antin Selava † | Archbishop of Kyiv-Halyč {Kiev} (Ruthenian), Ukraine |
| unknown | 56.0 | Francisco de Zapata y Mendoza † | Bishop of Coria, Spain |
| 1 Jan | | Jan Zamoyski, O.P. † | Bishop of Lutsk (Łuck), Ukraine |
| 7 Jan | 80.7 | Giovanni Battista Pamphilj † | Pope (Roma {Rome}, Italy) |
| 21 Jan | 76.1 | Fernando Andrade Sotomayor † | Archbishop of Santiago de Compostela, Spain |
| 30 Jan | 47.6 | Andrea Massa † | Bishop of Gallipoli, Italy |
| 2 Feb | | Sébastien Zamet † | Bishop of Langres, France |
| 15 Feb | 73.6 | Pier Luigi Carafa (Sr.) † | Cardinal, Bishop Emeritus of Tricarico, Italy |
| 19 Feb | 75.1 | Diego Castejón Fonseca † | Bishop of Tarazona, Spain |
| 11 Mar | 34.2 | Giulio Cesare Borea † | Bishop of Comacchio, Italy |
| 13 Mar | 57.2 | Bernhard Frick † | Auxiliary Bishop of Paderborn, Germany |
| 14 Mar | 61.1 | Pietro Francesco Costa † | Bishop of Albenga, Italy |
| 18 Mar | 86.4 | Richard Smith † | Vicar Apostolic Emeritus of England, Great Britain |
| 18 Apr | | Marco Gradenigo † | Patriarch of Aquileia, Italy |
| 4 May | 60.3 | Francesco Peretti di Montalto † | Cardinal, Archbishop of Monreale, Italy |
| 9 May | 41.6 | Karl Ferdinand von Vasa (Wasa) † | Bishop of Wrocław (Breslau), Poland |
| 31 May | 81.6 | Jacques Boonen † | Archbishop of Mechelen, Belgium |
| Jun | 59.4 | Jacobus Philippus Tomasini † | Bishop of Novigrad (Cittanova), Croatia |
| 20 Jun | | Hector d’Ouvrier † | Bishop of Nîmes, France |
| 17 Jul | 54.5 | Andrea Borgia † | Bishop of Segni, Italy |
| 20 Jul | | Bernard Despruets † | Bishop of Saint-Papoul, France |
| 7 Aug | 50.6 | Mátyás Tarnóczy † | Bishop of Vác, Hungary |
| 10 Aug | 83.6 | Alfonso de la Cueva-Benavides y Mendoza-Carrillo † | Cardinal, Cardinal-Bishop of Palestrina |
| 12 Oct | 75.8 | Francesco Adriano Ceva † | Cardinal, Cardinal-Priest of Santa Prisca |
| 16 Oct | 66.8 | Giovanni Battista Malaspina † | Bishop of Massa Marittima, Italy |
| 15 Nov | 70.9 | Martín de León Cárdenas, O.S.A. † | Archbishop of Palermo, Italy |
| 23 Dec | 77.0 | Bernardo Lacabra † | Archbishop of Cagliari, Italy |
| 25 Dec | 49.0 | Maurizio Solaro (di Moretta) † | Bishop of Mondovi, Italy |
| 27 Dec | 69.0 | Francisco de Manso Zuñiga y Sola † | Bishop of Burgos, Spain |
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