| Date | Age | Bishop | Title |
| unknown | | Francesco de Arceriis † | Bishop of Squillace, Italy |
| unknown | | Charles de Beaumont † | Bishop of Agde, France |
| unknown | | Francesco Bertini † | Bishop of Capaccio, Italy |
| unknown | | Antonio Cano † | Archbishop of Sassari, Italy |
| unknown | | Giovanni Castiglione † | Bishop of Orvieto, Italy |
| unknown | | Nicola Colafacio (de Faciis) † | Bishop of Fondi (Fundi), Italy |
| unknown | 49.0 | Ladislao Dentice † | Bishop of Lucera, Italy |
| unknown | | Andrea de Fano † | Bishop of Recanati, Italy |
| unknown | | Giacomo Pietro de Gravina † | Bishop of Bisceglie, Italy |
| unknown | | Joăo Manuel, O. Carm. † | Bishop of Guarda, Portugal |
| unknown | | Jan Pelletz (Pelec), O.F.M. † | Auxiliary Bishop of Wrocław (Breslau), Poland |
| unknown | | John (Sean) O’Ragahallaigh, C.R.S.A. † | Bishop of Kilmore, Ireland |
| unknown | | David Stewart † | Bishop of Moray, Scotland, Great Britain |
| unknown | | Nikolaus Stolcz de Slantz † | Bishop of Oradea Mare {Gran Varadino, Nagyvárad}, Romania |
| unknown | | Guillaume Vasseur, O.P. † | Titular Bishop of Sarepta |
| unknown | | Narcissus de Verduno † | Bishop of Mileto, Italy |
| unknown | | Paolo Visconti, O. Carm. † | Archbishop of Palermo, Italy |
| 12 Apr | 74.2 | Dietrich von Schönberg † | Bishop of Meißen (Meissen), Germany |
| 2 May | 70.3 | Bartolomeo Roverella † | Cardinal, Archbishop Emeritus of Ravenna, Italy |
| 3 May | 25.3 | Jean de Gaucourt † | Bishop of Amiens, France |
| 5 May | | Antonio Beltrando (Trombetta) † | Bishop of Reggio Emilia, Italy |
| 9 May | | Johann Tulbeck † | Bishop Emeritus of Freising, Germany |
| 8 Jun | 44.4 | George Neville † | Archbishop of York, England, Great Britain |
| Jul | | Louis de Fenollet † | Bishop of Capaccio, Italy |
| 18 Jul | 73.5 | Filippo Calandrini † | Cardinal, Bishop of Bologna, Italy |
| 19 Aug | | Pedro de Cordoba y Solier † | Bishop of Córdoba, Spain |
| 20 Aug | | Francesco Agnifili † | Bishop of L’Aquila, Italy |
| 30 Oct | | Vincent de Kerléau, O. Cist. † | Bishop of Saint-Pol-de-Léon, France |
| 4 Nov | | Marcus de Gusmariis (Taruello) † | Bishop of Argos, Greece |
| 9 Nov | 78.8 | Amico Agnifili (de Roccha) † | Cardinal, Bishop of L’Aquila, Italy |
| Dec | 77.5 | John Carpenter † | Bishop Emeritus of Worcester, England, Great Britain |