| Date | Age | Bishop | Title |
|---|
| unknown | | Juan de Arguinao y Gutiérrez † | Bishop of Santa Cruz de la Sierra, Bolivia |
| unknown | | Gaspare Borghi (Burgi) † | Bishop of Penne-Atri, Italy |
| unknown | | Rodrigo Cárdenas, O.P. † | Bishop of Nueva Segovia, Philippines |
| unknown | | Edmund Dempsey, O.P. † | Bishop of Leighlin, Ireland |
| unknown | | Francesco Antonio Frasella, O.F.M. Conv. † | Apostolic Administrator of Japan |
| unknown | | Antonio de San Gregorio, O.F.M. † | Bishop-Elect of Nueva Caceres, Philippines |
| 19 Jan | 61.0 | Dionisio de Cimbrón, O. Cist. † | Bishop of Concepción, Chile |
| 24 Jan | 65.1 | Johann Flugi † | Bishop of Chur, Switzerland |
| 30 Jan | 59.6 | Dietrich Adolf von Reck † | Bishop of Paderborn, Germany |
| 11 Feb | | Adam Kos † | Bishop of Chelmno (Culma), Poland |
| 9 Mar | 58.7 | Jules Raymond Mazarin † | Cardinal, Cardinal-Deacon |
| 9 Mar | | Jerzy Karol Zawisza † | Bishop of Vilnius, Lithuania |
| Apr | 51.3 | Agustín Muñoz Sandoval † | Bishop of Cuzco, Peru |
| 4 Apr | | Juan Francisco Arnaldo Isasi † | Bishop of Puerto Rico (Porto Rico) |
| 13 Apr | 68.9 | Bernardo Caballero Paredes † | Bishop of Oviedo, Spain |
| 2 Sep | 43.7 | William Ballantine † | Prefect of Scotland, Great Britain |
| 13 Sep | 69.1 | Johann Balthasar Liesch von Hornau † | Auxiliary Bishop of Wrocław, Poland |
| 10 Nov | 67.6 | Bernardino Spada † | Cardinal, Bishop of Palestrina, Italy |
| 1 Dec | 68.8 | Franz Wilhelm Reichsgraf von Wartenberg † | Cardinal, Bishop of Regensburg, Germany |
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