| Date | Age | Bishop | Title |
|---|
| unknown | | Martim Afonso de Melo † | Bishop of Guarda, Portugal |
| unknown | | Giambattista Candiotti † | Archbishop of Urbino, Italy |
| unknown | | Giuseppe di Giacomo † | Bishop of Bovino, Italy |
| unknown | | Serafino Eschirro † | Bishop of Ales e Terralba, Italy |
| unknown | | Jaume Mas † | Bishop of Vic, Spain |
| unknown | | Francisco de Seijas Losada † | Archbishop of Santiago de Compostela, Spain |
| 6 Jan | 55.0 | Jean-Baptiste d'Estampes † | Bishop of Marseille, France |
| 24 Jan | 61.8 | Girolamo Boncompagni † | Cardinal, Archbishop of Bologna, Italy |
| 2 Feb | 56.1 | Giacomo Rospigliosi † | Cardinal, Cardinal-Priest of Ss. Giovanni e Paolo |
| 24 Feb | 82.1 | Henri de La Mothe-Houdancourt † | Archbishop of Auch, France |
| Mar | 59.2 | Johannes Brassert † | Auxiliary Bishop of Speyer, Germany |
| 20 Mar | 69.2 | Gaetano Garimberti, C.R. † | Bishop of Borgo San Donnino, Italy |
| 8 Apr | | Payo Enríquez de Rivera Manrique, O.S.A. † | Archbishop Emeritus of México, Federal District |
| May | | Antonio Graziani † | Bishop of Boiano, Italy |
| 8 May | | Mikołaj Stefan Pac † | Bishop of Vilnius, Lithuania |
| 24 May | 52.4 | Ambrosio Ignacio Spínola y Guzmán † | Archbishop of Sevilla {Seville}, Spain |
| 4 Jun | 54.4 | Guillaume Mahot, M.E.P. † | Vicar Apostolic of Cochin {Cocincina}, Viêt Nam |
| 29 Jun | 62.6 | Jean-Baptiste de Strambino, O.F.M. † | Bishop of Lausanne, Switzerland |
| 13 Aug | | Lourenço de Castro, O.P. † | Bishop of Miranda, Portugal |
| 5 Sep | 46.1 | Konrad Wilhelm Reichsfreiherr von Werdenau † | Bishop-Elect of Würzburg, Germany |
| 8 Sep | 49.7 | Baltasar de Figueroa, O. Cist. † | Bishop of Santiago de Cuba |
| 13 Sep | 68.7 | Antonio de São Dionysio, O.F.M. † | Bishop of Santiago de Cabo Verde |
| 17 Sep | 75.7 | Gabriel de la Calle y Heredia † | Bishop Emeritus of Valladolid, Spain |
| 19 Sep | 57.7 | Giuseppe M. Maraviglia, C.R. † | Bishop of Novara, Italy |
| 5 Oct | 90.9 | Francesco Albizzi † | Cardinal, Cardinal-Priest of S. Prassede |
| 6 Oct | 67.8 | Pietro Bassdonna † | Cardinal, Cardinal-Deacon of S. Maria in Domnica |
| 23 Oct | 68.8 | Hyacinthe Libelli, O.P. † | Archbishop of Avignon, France |
| 29 Oct | 58.2 | François Pallu, M.E.P. † | Vicar Apostolic of Fo-Kien, China |
| 20 Nov | | Bartolomé Garcia de Escañuela, O.F.M. † | Bishop of Puerto Rico (Porto Rico) |
| Dec | 52.1 | Jean-Louis de Fromentières † | Bishop of Aire, France |
| 6 Dec | | Gaspard de Lascaris † | Bishop of Carpentras, France |
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