| Date | Age | Bishop | Title |
| unknown | | Hugh de Burgo, O.F.M. † | Bishop of Kilmacduagh, Ireland |
| unknown | | Marco Antonio Coccini † | Bishop of Imola, Italy |
| unknown | | Pier Francesco Costa † | Bishop of Albenga, Italy |
| unknown | 51.8 | Sigismund Graf Miutini von Spilenberg † | Auxiliary Bishop of Olomouc, Czech Republic |
| unknown | | Rickard O’Connell † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
| unknown | | Niccolò Orsini † | Bishop of Ripatransone, Italy |
| unknown | | Giovanni Battista Rinuccini † | Archbishop of Fermo, Italy |
| unknown | 73.0 | Nicolas Sanguin † | Bishop Emeritus of Senlis, France |
| 4 Jan | 49.5 | Melchior Otto Reichsritter von Voit von Salzburg † | Bishop-Elect of Bamberg, Germany |
| 26 Feb | 73.2 | Tiberio Cenci † | Cardinal, Bishop of Jesi, Italy |
| 22 Mar | 67.2 | François de Harlay de Champvallon † | Archbishop Emeritus of Rouen, France |
| 23 Mar | 71.2 | Alphonse-Louis du Plessis de Richelieu † | Cardinal, Archbishop of Lyon, France |
| 20 Apr | | Nicola Dalmatico, O.S.A. † | Bishop of Fossano, Italy |
| 24 Apr | | Bartolomeo Giustiniani † | Bishop of Avellino-Frigento, Italy |
| 11 May | | Petronio Veroni, O.S.A. † | Bishop of Boiano, Italy |
| 5 Jun | 73.6 | Federico Baldissera Bartolomeo Cornaro † | Cardinal, Cardinal-Bishop of Albano |
| 29 Jun | | Martín Carrillo Alderete † | Archbishop of Granada, Spain |
| 4 Jul | 64.5 | Nicolás de la Torre Muñoz † | Bishop of Santiago de Cuba |
| 23 Aug | | Crispin Fuk von Hradiste, O. Praem. † | Auxiliary Bishop of Praha {Prague}, Czech Republic |
| 1 Oct | | Scipione Agnelli † | Bishop of Casale Monferrato, Italy |
| 7 Oct | 72.6 | Faustus Poli † | Cardinal, Bishop of Orvieto, Italy |
| 13 Nov | 76.9 | Diego de Zambrana de Villalobos y Cordero † | Bishop of Santiago de Chile |
| 15 Nov | 57.9 | Tomás Rocamora, O.P. † | Bishop of Mallorca, Spain |
| 22 Nov | 45.9 | Francesco Maria Macchiavelli † | Cardinal, Bishop of Ferrara, Italy |
| 2 Dec | 68.2 | Domingo Pimentel Zúñiga, O.P. † | Cardinal, Archbishop Emeritus of Sevilla {Seville}, Spain |
| 15 Dec | 67.8 | Paris Reichsgraf von Lodron † | Archbishop of Salzburg, Austria |
| 31 Dec | | Martín de Funes Lafiguera † | Bishop of Albarracin, Spain |