| Date | Age | Bishop | Title |
|---|
| unknown | 76.0 | Girolamo Aprile Benso † | Bishop of Piazza Armerina, Italy |
| 28 Jan | 63.9 | Thomas Penswick † | Vicar Apostolic of Northern District, England, Great Britain |
| 30 Jan | 71.1 | Pedro Inguanzo Rivero † | Cardinal, Archbishop of Toledo, Spain |
| 7 Feb | 77.0 | Alexis Saussol † | Bishop of Sées, France |
| 17 Feb | | Antonio Podestá † | Bishop of Saluzzo, Italy |
| 6 Mar | 79.7 | Bernhard Boll, O. Cist. † | Archbishop of Freiburg im Breisgau, Germany |
| 20 Mar | 77.0 | Claude-Joseph-Judith-François-Xavier de Sagey † | Bishop Emeritus of Tulle, France |
| 26 Mar | 80.3 | Gregorio Ceruelo la Fuente † | Bishop of Oviedo, Spain |
| 27 Mar | 67.8 | François-Antoine Arbaud † | Bishop of Gap, France |
| 17 Apr | 47.5 | Jean-Pierre-Marie Cadalen † | Bishop of Saint-Flour, France |
| 20 Apr | 74.7 | Jean-Charles-Richard Dancel † | Bishop of Bayeux, France |
| 7 Jun | | Patrick MacMahon (McMahon) † | Bishop of Killaloe, Ireland |
| 11 Jul | 73.3 | James Yorke Bramston † | Vicar Apostolic of London District, England, Great Britain |
| 11 Jul | 73.9 | Jan Chrzciciel Louis Masclet, O.M. † | Auxiliary Bishop of Minsk, Belarus |
| 19 Jul | 68.5 | Jean-Louis Anne Madelain Lefebvre de Cheverus † | Cardinal, Archbishop of Bordeaux, France |
| 22 Jul | 81.5 | Nicolo Navoni † | Archbishop of Cagliari, Italy |
| 30 Jul | 59.6 | Benito Lascano y Castillo † | Bishop of Córdoba (Tucumán), Argentina |
| 11 Aug | 72.8 | Alexandre-Charles-Louis-Rose de Lostanges-Saint-Alvère † | Bishop of Périgueux, France |
| 12 Aug | | Paul Galata † | Bishop of Foreign Diocese |
| 15 Aug | 69.1 | Ignatz Albert (Joseph Ignatz Alexius) von Riegg, O.S.A. † | Bishop of Augsburg, Germany |
| 28 Aug | 68.0 | Diego Martínez Carlón y Teruel † | Bishop of Jaén, Spain |
| 5 Sep | 55.0 | Ferdinand Maria von Chotek † | Archbishop of Olomouc, Czech Republic |
| 14 Sep | 84.6 | Luigi Bottiglia Savoulx † | Cardinal, Prefect of the Apostolic Signatura |
| 26 Sep | 60.3 | Joseph Prinz von Hohenzollern-Hechingen † | Bishop of Warmia, Poland |
| 3 Oct | 72.8 | Louis-Charles-Auguste Hébert, M.E.P. † | Vicar Apostolic of Madurai, India |
| 19 Oct | 64.1 | Justo Santa María de Oro y Albarracín, O.P. † | Bishop of San Juan de Cuyo, Argentina |
| 11 Nov | 76.6 | Josef von Hommer † | Bishop of Trier, Germany |
| 19 Nov | 74.4 | Antoine Rochaix † | Bishop of Tarentaise, France |
| 23 Nov | 69.7 | Giuseppe Maria Velzi, O.P. † | Cardinal, Bishop of Montefiascone, Italy |
| 26 Nov | 59.9 | Antonio Perchiacca † | Bishop of Trivento, Italy |
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