| Date | Age | Bishop | Title |
| unknown | | Cristóbal Bernardo de Quiros † | Bishop of Popayán, Colombia |
| unknown | 49.0 | Francisco Antonio Caballero † | Bishop of Segovia, Spain |
| 6 Jan | 46.0 | Jean-Baptiste d’Estampes de Valançay † | Bishop of Marseille, France |
| 18 Jan | | Bernat Cotoner † | Bishop of Mallorca, Spain |
| 24 Jan | 61.8 | Girolamo Boncompagni † | Cardinal, Archbishop of Bologna, Italy |
| 31 Jan | | Manoel de Sousa e Menezes † | Archbishop of Goa, India |
| 2 Feb | 65.1 | Andrea Bonito, C.O. † | Bishop of Capaccio, Italy |
| 2 Feb | 56.1 | Giacomo Rospigliosi † | Cardinal, Cardinal-Priest of Santi 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 |
| Mar | 67.2 | Niccolò Oliva, O.S.A. † | Bishop of Cortona, Italy |
| 4 Mar | 82.2 | Jaume Mas † | Bishop of Vic, Spain |
| 20 Mar | 69.2 | Gaetano Garimberti, C.R. † | Bishop of Borgo San Donnino, Italy |
| 21 Mar | 51.4 | Giuseppe di Giacomo † | Bishop of Bovino, Italy |
| 8 Apr | | Payo Enríquez de Rivera Manrique, O.S.A. † | Archbishop Emeritus of México, Federal District |
| May | 74.3 | Francesco Cini † | Bishop of Macerata e Tolentino, Italy |
| May | 63.5 | Antonio Graziani † | Bishop of Boiano, Italy |
| May | 52.3 | Martin Jelić † | Bishop of Sapë, Albania |
| 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}, Viet Nam |
| 29 Jun | 62.6 | Jean-Baptiste de Strambino, O.F.M. † | Bishop of Lausanne, Switzerland |
| 6 Jul | 49.5 | Leonardus a Camaiore, O.F.M. † | Titular Bishop of Paphus |
| 17 Jul | | Francisco de Rojas-Borja y Artés † | Bishop of Cartagena (en España) |
| 27 Jul | | Teodoro Fantoni, C.R.L. † | Bishop of San Marco (Argentano), Italy |
| Aug | 78.6 | Domenico Cennini † | Bishop of Gravina (di Puglia), Italy |
| 1 Aug | 42.6 | Martin Afonso de Melo † | Bishop of Guarda, Portugal |
| 10 Aug | 62.6 | Lourenço de Castro, O.P. † | Bishop of Miranda (do Douro), Portugal |
| Sep | 54.7 | Alonso de Balmaseda, O.S.A. † | Bishop of Zamora, Spain |
| Sep | 79.7 | Giambattista Candiotti † | Archbishop of Urbino, Italy |
| Sep | 51.7 | Filippo Lenti † | Bishop of Ascoli Satriano, Italy |
| Sep | 78.7 | Girolamo Valvassori, O.S.A. † | Bishop of Pesaro, Italy |
| 1 Sep | 81.7 | Felice Gabrielli, O.F.M. Conv. † | Bishop of Nocera de’ Pagani, Italy |
| 5 Sep | 46.1 | Konrad Wilhelm 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 Maria Maraviglia, C.R. † | Bishop of Novara, Italy |
| 25 Sep | 68.7 | Rainutius Baschi † | Bishop of Senigallia, Italy |
| 29 Sep | 52.7 | Andrea Massarenga † | Bishop of Massa Lubrense, Italy |
| Oct | | Francisco de Seijas Losada † | Archbishop of Santiago de Compostela, Spain |
| 5 Oct | 90.9 | Francesco Albizzi † | Cardinal, Cardinal-Priest of Santa Prassede |
| 6 Oct | 67.8 | Pietro Bassdonna † | Cardinal, Cardinal-Deacon of Santa 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 | 57.3 | Bartolomé Garcia de Escañuela, O.F.M. † | Bishop of Durango, México |
| Dec | | Jacob Duley † | Bishop of Limerick, Ireland |
| Dec | 52.1 | Jean-Louis de Fromentières † | Bishop of Aire, France |
| Dec | 56.8 | Francesco Maria Neri † | Bishop of Venosa, Italy |
| 6 Dec | | Gaspard de Lascaris † | Bishop of Carpentras, France |