| Date | Age | Bishop | Title |
| unknown | | Richard Barrett † | Bishop of Killala, Ireland |
| unknown | | Florent Coquerelle † | Archbishop of Sorrento, Italy |
| unknown | | Sebastiano Deli di Castel Durante † | Bishop of Bitonto, Italy |
| unknown | | Imperiale Doria † | Bishop of Sagone (Sagona), France |
| unknown | | Antonello Eustachi † | Bishop of Lesina, Italy |
| unknown | | Gaspar Flores † | Bishop of Salpi (Salapia), Italy |
| unknown | 64.0 | Matthias von Jagow † | Bishop Emeritus of Brandenburg, Germany |
| unknown | | Jean-Philibert de Loriol de Châles † | Bishop of Saint-Jean-de-Maurienne, France |
| unknown | 49.0 | Pietro de’ Marchesi † | Bishop of Massa Lubrense, Italy |
| unknown | | Silvio Messaglia, O. Cist. † | Bishop of Avellino e Frigento, Italy |
| unknown | | Lorenzo Spada, O.F.M. Conv. † | Bishop of Calvi Risorta, Italy |
| unknown | | Sebastián de Valladolid, O. Cist. † | Auxiliary Bishop of Orense, Spain |
| 4 Jan | 60.0 | Sigismund von Lindenau † | Bishop of Merseburg, Germany |
| 24 Jan | | George Crichton, C.R.S.A. † | Bishop of Dunkeld, Scotland, Great Britain |
| 27 Jan | | Erasmus Manteuffel-Arnhausen † | Bishop of Kammin (Camin), Germany |
| 19 Feb | | Hérard de Grossoles de Flamarens † | Bishop of Condom, France |
| 15 Mar | 74.2 | Dominik Malachowski, O.P. † | Auxiliary Bishop of Kraków, Poland |
| 22 Mar | 56.0 | Johan (Joannes Magni) Mĺnsson (Gothus) † | Archbishop of Uppsala, Sweden |
| 26 Mar | 76.2 | Giovanni Carandolet † | Archbishop of Palermo, Italy |
| 4 May | 67.3 | Pierre de La Baume † | Cardinal, Archbishop Emeritus of Besançon, France |
| 6 May | 60.3 | Sebastian Branicki Korczack † | Bishop of Poznań, Poland |
| 25 Jun | | Johannes Münster † | Auxiliary Bishop Emeritus of Mainz, Germany |
| Jul | 50.5 | Marco Grimani † | Patriarch Emeritus of Aquileia, Italy |
| 4 Jul | | Diego de Ortiz de Vilhegas † | Bishop of Ceuta, Spain |
| 30 Jul | 29.5 | Francesco Carafa † | Archbishop of Napoli {Naples}, Italy |
| 30 Jul | | Giuliano Soderini † | Bishop of Saintes, France |
| 4 Aug | 54.5 | Konrad von Bibra † | Bishop-Elect of Würzburg, Germany |
| Sep | | Marino Gennari † | Bishop-Elect of Calvi Risorta, Italy |
| 13 Sep | 62.6 | Edward Lee † | Archbishop of York, England, Great Britain |
| 21 Sep | | Jean de Barton † | Titular Archbishop of Athenae |
| 7 Oct | 64.7 | Arnau (Arnaldo) Alberti (Albertini) † | Bishop of Patti, Italy |
| 12 Oct | 60.0 | Antonio Pucci † | Cardinal, Cardinal-Bishop of Sabina |
| 15 Oct | 58.7 | Charles de Gramont, O.S.A. † | Archbishop of Bordeaux, France |
| 23 Oct | | Alfonso Oliva, O.S.A. † | Archbishop of Amalfi, Italy |
| 13 Nov | | Oudart Hennequin † | Bishop of Troyes, France |
| 22 Nov | | Martín de Gurrea † | Bishop of Huesca, Spain |
| 14 Dec | 64.9 | Stanisław Tarło † | Bishop of Przemyśl, Poland |
| 24 Dec | | Juan Yańez † | Bishop of Calahorra y La Calzada, Spain |