| Date | Age | Bishop | Title |
|---|
| unknown | | Jean François Abdias de Villevieille † | Vicar Apostolic of Siam, Thailand |
| Jan | 84.0 | Jacopo Maria Rossi † | Bishop of Massa Lubrense, Italy |
| 5 Jan | 53.2 | Józef Michał Trzciński † | Auxiliary Bishop of Gniezno, Poland |
| 6 Jan | 68.0 | Neal (Nelano) Conway † | Bishop of Derry, Ireland |
| 8 Jan | 49.5 | Francesco Maria Garetto Ferreri, O.F.M. † | Coadjutor Vicar Apostolic of Chansi and Chensi, China |
| 10 Jan | 70.5 | Nunzio Baccari † | Bishop of Boiano, Italy |
| 12 Jan | 61.7 | Andrea Carlovich † | Bishop of Arbe (Rab), Croatia |
| 22 Jan | 79.2 | Sebastiano Venieri † | Bishop of Vicenza, Italy |
| 25 Jan | 77.0 | Jean-Marie Henriau † | Bishop of Boulogne (-Sur-Mer), France |
| 9 Feb | 79.7 | Fabio Olivieri † | Cardinal, Cardinal-Deacon of Santi Vito, Modesto e Crescenzia |
| 16 Feb | 81.2 | Giovanni Vincenzo de Filippi, O.S.M. † | Bishop of Caorle, Italy |
| 17 Feb | 50.1 | Tomás Ratto Ottonelli † | Bishop of Córdoba, Spain |
| 24 Feb | 71.2 | Anton Maria Borromeo, C.R. † | Bishop Emeritus of Capodistria (Capo d’Istria)(Koper), Slovenia |
| 1 Mar | 52.8 | Giovanni Fabrizio de Capua † | Archbishop of Salerno, Italy |
| 5 Mar | 77.7 | Adam Franciszek Ksawery Rostkowski † | Auxiliary Bishop of Lutsk (Łuck), Ukraine |
| 28 Mar | 73.7 | Pietro Valerio Martorelli † | Bishop Emeritus of Montefeltro, Italy |
| Apr | 71.2 | Nicolaus Cigala † | Bishop of Tinos and Mykonos, Greece |
| 4 Apr | 71.6 | José Luis Palos Bord, O.F.M. † | Bishop of Paraguay (o Ssma Assunzione) |
| 8 Apr | 70.8 | Charles-Joachim Colbert de Croissy † | Bishop of Montpellier, France |
| 1 May | 65.9 | Felipe Molina y Figueroa † | Bishop of Nueva Caceres, Philippines |
| 16 May | 52.4 | Józef Olszański † | Auxiliary Bishop of Chełm, Poland |
| 23 Jun | 62.4 | Ascanio Argelati † | Bishop of Città della Pieve, Italy |
| Jul | 63.2 | Giulio Antonio Sacchi † | Bishop of Monopoli, Italy |
| 11 Jul | 76.5 | José Esquivel Castillejos, O.P. † | Auxiliary Bishop of Sevilla {Seville}, Spain |
| 14 Jul | 76.2 | Francisco Laso de la Vega Córdova, O.P. † | Bishop of Plasencia, Spain |
| 22 Jul | 77.8 | Wolfgang Hannibal von Schrattenbach † | Cardinal, Bishop of Olomouc (Olmütz), Czechia |
| Aug | 58.5 | Francesco Andrea Correa, Sch. P. † | Bishop of Ripatransone, Italy |
| 17 Aug | 75.7 | Francesco Barberini (Jr.) † | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 3 Sep | 77.6 | Emmanuel a Santo Antonio, O.P. † | Bishop of Malacca, Singapore |
| 9 Sep | 68.6 | Konstanty Moszyński, O.S.P.P.E. † | Bishop of Inflanty (Livonia)-Pilten, Poland |
| 21 Sep | 70.7 | François Berger de Malissoles † | Bishop of Gap, France |
| 25 Sep | | Basile Hesro † | Bishop of Mardin (Chaldean), Turkey |
| 28 Sep | 76.3 | José Pereira de Lacerda † | Cardinal, Bishop of Faro {Algarve}, Portugal |
| 6 Oct | 46.2 | Ramón Nogués † | Bishop of Jaca, Spain |
| 8 Oct | 77.7 | Louis Le Bel, O.F.M. Rec. † | Titular Bishop of Bethleem |
| 10 Oct | | Alexandre de Alexandris, B. † | Vicar Apostolic of Cochin {Cocincina}, Viet Nam |
| 10 Oct | 60.7 | Caietanus de’ Cavalieri † | Apostolic Nuncio to Portugal |
| 13 Oct | 63.8 | Stanisław Józef Hozjusz † | Bishop of Poznań, Poland |
| 17 Oct | 86.7 | Denis Moriarty † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
| Nov | 79.8 | Domenico Antonio Menafra † | Bishop of Acerno, Italy |
| 12 Nov | 74.7 | Teodor Andrzej Potocki † | Archbishop of Gniezno, Poland |
| 28 Nov | 64.3 | Giovanni Battista Gamberucci † | Titular Archbishop of Amasea |
| 8 Dec | 71.8 | Gianmaria Capecelatro, C.R.S. † | Bishop of Ischia, Italy |
| 25 Dec | 51.9 | Charles-François Le Févre de Laubriéres † | Bishop of Soissons, France |
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