| Date | Age | Bishop | Title |
| unknown | | Miguel Beltrán Castellón † | Bishop of Ales e Terralba, Italy |
| unknown | | Clemente Confetti (Confetto) † | Bishop of Acerno, Italy |
| unknown | 75.0 | Giacomo Della Rocca † | Bishop of Termia (Thermae), Greece |
| unknown | 51.9 | Giulio del Pozzo † | Bishop of Accia and Mariana, France |
| unknown | 76.0 | Ennio Filonardi † | Bishop of Ferentino, Italy |
| unknown | 70.0 | Nicolaus de Georgiis (Zorzi) † | Bishop of Hvar (Lesina), Croatia |
| unknown | 48.0 | Jean Charles Konopacki † | Bishop of Warmia (Ermland), Poland |
| unknown | | Alexander Liparuli † | Bishop of Satriano e Campagna, Italy |
| unknown | | Girolamo Magnesi † | Bishop of Potenza, Italy |
| unknown | 59.0 | Annibale Mascambruno † | Bishop of Castellammare di Stabia, Italy |
| unknown | 50.0 | Luigi Leonardo Mocenigo (Mozzenigo) † | Archbishop of Candia {Crete}, Greece |
| unknown | 52.0 | Antonio Nusco (Nuseo) † | Bishop of Alghero, Italy |
| unknown | 72.0 | Vincenzo Pagano, C.R. † | Bishop of Acerra, Italy |
| unknown | 81.0 | Giacomo Passamar † | Archbishop of Sassari, Italy |
| 2 Jan | 67.0 | Giacomo Marenco † | Bishop of Nice, France |
| 13 Jan | 43.0 | Miguel de Portugal † | Bishop of Lamego, Portugal |
| 18 Jan | 56.0 | Benedetto Ubaldi † | Cardinal, Bishop Emeritus of Perugia, Italy |
| 24 Jan | | Juan de Santander, O.F.M. † | Bishop of Mallorca, Spain |
| 25 Jan | 52.0 | Alessandro Cesarini (Jr.) † | Cardinal, Bishop Emeritus of Viterbo e Tuscania, Italy |
| 10 Feb | 62.1 | Hugues de Labatut † | Bishop of (Saint-Bertrand de) Comminges, France |
| 23 Mar | 66.2 | Juan García Arlés † | Bishop of Orihuela, Spain |
| 27 Mar | 59.9 | Louis de Bretel † | Archbishop of Aix, France |
| 27 Mar | 55.2 | Jan Madaliński, O. Cist. † | Auxiliary Bishop of Gniezno, Poland |
| 28 Mar | 55.2 | Paul Aldringen † | Auxiliary Bishop of Strasbourg, France |
| 28 Mar | 68.8 | Diego Salcedo Benacos † | Bishop of Astorga, Spain |
| Apr | 60.2 | Carlo Carafa † | Bishop of Aversa, Italy |
| 13 Apr | 62.2 | André de Sauzay † | Titular Bishop of Bethleem |
| 3 May | 55.1 | Gregor Kathmann von Maurugk † | Prefect of Lausitz (Lusatia), Germany |
| 23 May | 76.8 | Henri-François van der Burch † | Archbishop of Cambrai, France |
| 27 May | 66.4 | Stanislaw Nieborski † | Auxiliary Bishop of Vilnius, Lithuania |
| 14 Jun | 70.4 | Paolo Arese, C.R. † | Bishop Emeritus of Tortona, Italy |
| 22 Jun | 63.4 | Jerónimo Manrique de Lara y de Herrera, O. de M. † | Bishop of Santiago de Cuba |
| 23 Jun | | Ruggero Tritonio † | Bishop of Poreč (Parenzo), Croatia |
| 23 Jun | | Francisco Vega Borja, O.S.B. † | Archbishop of La Plata o Charcas, Bolivia |
| Jul | | Girgis (Georges) Omaira el-Douaihy el-Ehdeni † | Patriarch of Antiochia {Antioch} (Maronite), Lebanon |
| 9 Jul | 70.5 | Giulio Savelli † | Cardinal, Cardinal-Bishop of Frascati |
| 25 Jul | | Aleksander Trzebiński (Trzebieński) † | Bishop of Przemyśl, Poland |
| 26 Jul | 61.5 | Carlo Pinto † | Bishop of Nicotera, Italy |
| 29 Jul | 76.3 | Maffeo (Virginio Romolo) Barberini † | Pope (Roma {Rome}, Italy) |
| Aug | 34.5 | Opizio d’Este † | Bishop of Modena, Italy |
| 13 Aug | 54.6 | Ferdinando Millini † | Bishop of Imola, Italy |
| 14 Aug | 69.6 | Gonzalo Sánchez de Somoza Quiroga † | Bishop of Mondońedo, Spain |
| 17 Aug | 59.6 | Giovanni Battista Astalli † | Bishop of Troia, Italy |
| 19 Aug | | Mario Filonardi † | Archbishop of Avignon, France |
| 22 Aug | 59.6 | Martin Meurisse, O.F.M. † | Auxiliary Bishop of Metz, France |
| Sep | 62.6 | Vincenzo Agnello Suardi † | Bishop of Mantova, Italy |
| 7 Sep | 64.9 | Guido Bentivoglio d’Aragona † | Cardinal, Cardinal-Bishop of Palestrina |
| 14 Sep | | Vicente Domec † | Bishop of Albarracin, Spain |
| 15 Sep | 52.7 | Charles Vialart de Saint-Paul, O.S.B. † | Bishop of Avranches, France |
| 23 Sep | | István Bosnyák † | Bishop of Pécs, Hungary |
| 12 Oct | 51.8 | Filippo Cansacchi (Consacchi) † | Bishop of Gravina (di Puglia), Italy |
| 17 Oct | 75.7 | Mendo de Benavides † | Bishop of Cartagena (en Espańa) |
| 20 Oct | 60.7 | Sebastian Müller † | Auxiliary Bishop of Augsburg, Germany |
| 22 Oct | 43.8 | José Valle de la Cerda, O.S.B. † | Bishop of Badajoz, Spain |
| Nov | 44.8 | Francesco Maria Merlini † | Bishop of Cervia, Italy |
| 1 Nov | 50.8 | Giovanni Mauro, O.F.M. Conv. † | Bishop of Nusco, Italy |
| 20 Nov | 71.8 | Ambrosius Seibaeus (Seybeus) † | Auxiliary Bishop of Mainz, Germany |
| 20 Nov | 54.8 | François de La Valette Cornusson † | Bishop of Vabres, France |
| 21 Nov | 62.8 | Giovanni Jovanczyi † | Bishop of Knin (Tinin), Croatia |
| Dec | | Giacomo Raimondi † | Bishop of Melfi e Rapolla, Italy |
| 9 Dec | 53.9 | Giuseppe Candido † | Bishop of Lipari, Italy |
| 9 Dec | 84.9 | Virgilio Fiorenzi (Fiorentini) † | Bishop of Nocera Umbra, Italy |
| 15 Dec | 46.7 | Johannes Truchseß von Waldburg-Wolfegg † | Bishop of Konstanz {Constance}, Germany |
| 17 Dec | 48.9 | Carlo (Zanucca) Scaglia, Can. Reg. S.Geor † | Bishop of Trivento, Italy |
| 19 Dec | | Lucas (Luke) Archer, O. Cist. † | Abbot Emeritus of Order of Cistercians |