| Date | Age | Bishop | Title |
|---|
| unknown | | Luca Alemanni † | Bishop Emeritus of Volterra, Italy |
| unknown | | Vincenzo Bacallar † | Bishop of Bosa, Italy |
| unknown | | Francesco Bruschi, O.F.M. Conv. † | Bishop of Lettere (-Gragnano), Italy |
| unknown | | Zaccaria della Vecchia † | Bishop of Torcello (Turris), Italy |
| unknown | | Martín Fernández Portocarrero † | Bishop of Ciudad Rodrigo, Spain |
| unknown | | Antonio de Francho, C.R. † | Bishop of Andria, Italy |
| unknown | | Raymund Galvin † | Bishop of Elphin, Ireland |
| unknown | 40.0 | Stanislas Kiszka (Kyška) † | Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| unknown | 50.0 | Nicolaus Lesdos (Ludosius) † | Bishop Emeritus of Milos (Melos), Greece |
| unknown | 43.0 | Francesco Maria della Marra † | Bishop of Ascoli Satriano (Puglia), Italy |
| unknown | | Nicolaus Necansus, O.F.M. Obs. † | Bishop of Stefaniaco e Benda, Albania |
| unknown | | Atanazy Pakosta † | Bishop of Chełm and Bełz (Ukrainian), Poland |
| unknown | | Antonius de Pozega (Poseca), O.F.M. † | Bishop of Scardona (Skradin), Croatia |
| unknown | 52.0 | Innocentius Serpa, C.R.L. † | Bishop of Pula (Pola), Croatia |
| unknown | 63.0 | Varlerius Seta, O.S.M. † | Bishop of Alife, Italy |
| unknown | 43.0 | Etienne (Karl) Weinberger, O.F.M. † | Auxiliary Bishop of Wrocław (Breslau), Poland |
| Jan | 43.0 | Sébastien Le Bouthilier † | Bishop of Aire, France |
| 9 Jan | 80.0 | Antaldo degli Antaldi † | Bishop of Senigallia, Italy |
| 30 Jan | 60.0 | Fabrizio Paolucci † | Bishop of Città della Pieve, Italy |
| 1 Feb | 60.0 | Marino Bizzi (Bici) † | Archbishop Emeritus of Bar (Antivari), Montenegro |
| Mar | 60.1 | Michelangelo Seghizzi, O.P. † | Bishop of Lodi, Italy |
| 16 Mar | 78.8 | Alfonso de la Mota y Escobar † | Bishop of Tlaxcala (Puebla de los Angeles), México |
| 28 Mar | 68.2 | Luigi Lollino † | Bishop of Belluno, Italy |
| 19 Apr | 57.2 | Nicolas Bourgoing † | Bishop of Coutances, France |
| 16 May | 42.3 | Joannes Franciscus Gniński † | Auxiliary Bishop of Poznań, Poland |
| 17 May | 72.3 | Francisco Gómez Rojas de Sandoval † | Cardinal, Cardinal-Priest of San Sisto |
| 5 Jun | | Félix Guzmán † | Bishop-Elect of Mallorca, Spain |
| 11 Jun | 68.4 | Marco Cornaro (Corner) † | Bishop of Padova {Padua}, Italy |
| 18 Jun | 55.4 | Agostino Solaro di Moretta † | Bishop of Fossano, Italy |
| 23 Jun | 76.3 | Ottavio Accoramboni † | Archbishop Emeritus of Urbino, Italy |
| 24 Jun | 65.4 | Pietro Capullio, O.F.M. Conv. † | Bishop of Conversano, Italy |
| 26 Jun | 70.4 | Luis Fernández de Córdoba † | Archbishop of Sevilla {Seville}, Spain |
| 30 Jun | 79.4 | Pietro Lomellini, O.S.B. † | Bishop of Sagone (Sagona), France |
| 1 Jul | 88.5 | Miguel de Castro † | Archbishop of Lisboa, Portugal |
| 30 Jul | 61.5 | Tomasz Pirawski † | Auxiliary Bishop of Lviv, Ukraine |
| Aug | | Theodorus Dedo, O.P. † | Bishop of Korčula (Curzola, Cursola), Croatia |
| Aug | | Pietro Dini † | Archbishop of Fermo, Italy |
| 5 Aug | 67.5 | Ludovico Sarego † | Bishop Emeritus of Adria, Italy |
| 22 Aug | 61.0 | Nicolas Zoes (Zoesius) † | Bishop of ’s-Hertogenbosch (Bois-le-Duc), Netherlands |
| 5 Sep | 70.6 | Peter Lombard † | Archbishop of Armagh, Ireland |
| 9 Sep | 53.6 | Pedro da Costa † | Bishop of Angra, Portugal |
| 12 Sep | 74.2 | Pierre de Valernod † | Bishop of Nîmes, France |
| 19 Sep | 42.9 | Eitel Friedrich von Hohenzollern-Sigmaringen † | Cardinal, Bishop of Osnabrück, Germany |
| 28 Sep | 71.7 | Andrés de San Jerónimo, O.S.H. † | Bishop of Vic, Spain |
| 9 Nov | | Charles de Balzac (Balsac) † | Bishop of Noyon, France |
| 11 Nov | 50.8 | Octave Isnard † | Bishop of Glandèves, France |
| 21 Nov | 67.8 | Troiano Bozzuto, C.O. † | Bishop of Capri, Italy |
| Dec | | Diego Cabeza de Vaca † | Bishop of Crotone (Cotrone), Italy |
| 3 Dec | | Guy Hurault de l’Hospital † | Archbishop of Aix, France |
| 5 Dec | 73.8 | Simón Vicente Bauzá, O.P. † | Bishop of Mallorca, Spain |
| 5 Dec | | Joseph d’Esparbès de Lussan † | Bishop of Pamiers, France |
| 14 Dec | 54.9 | Panfilo Persico † | Bishop of Belluno, Italy |
| 19 Dec | 74.7 | Giulio Sansedoni † | Bishop Emeritus of Grosseto, Italy |
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