| Date | Age | Bishop | Title |
| unknown | 75.0 | Agustín de Cisneros Montesa † | Bishop of Concepción, Chile |
| unknown | | Matteo Colli † | Bishop of Marsi, Italy |
| unknown | | François-Annibal d’Estrées † | Bishop of Noyon, France |
| unknown | | Nicolas Fumée † | Bishop of Beauvais, France |
| unknown | | Luis Maldonado, O.F.M. † | Bishop-Elect of Nueva Caceres, Philippines |
| unknown | | Gian Vincenzo Micheli † | Bishop of Minervino Murge, Italy |
| unknown | | Sarkis Rizzi el-Bkoufani † | Patriarch of Antiochia {Antioch} (Maronite), Lebanon |
| unknown | | Orazio Schipano † | Bishop of Belcastro, Italy |
| 10 Jan | 59.0 | Gianfrancesco Morosini † | Cardinal, Bishop of Brescia, Italy |
| 13 Jan | | Aymar Hennequin † | Bishop of Rennes, France |
| 26 Jan | | Gerolamo Vitale de Buoi † | Bishop of Camerino, Italy |
| 15 Feb | | Louis de Berlaymont † | Archbishop of Cambrai, France |
| 17 Feb | 54.1 | Nicolò Stizzia † | Bishop of Cefalù, Italy |
| 20 Feb | | Fabio Fornari † | Bishop of Nardò, Italy |
| 23 Feb | | Jean de L’Aubespine † | Bishop of Orléans, France |
| 23 Feb | | Pedro Mártir Palomino, O.P. † | Bishop of Coro, Venezuela |
| 1 May | 52.3 | António de Sousa, O.P. † | Bishop of Viseu, Portugal |
| 26 May | 71.7 | Johann von Haugwitz † | Former Bishop-Elect of Meißen (Meissen), Germany |
| 29 May | 58.8 | Filippo Sega † | Cardinal, Bishop of Piacenza, Italy |
| 31 May | 68.7 | John Leslie (Lesley) † | Bishop of Coutances, France |
| 18 Jun | | Alfonso Guerra, O.M. † | Bishop of Michoacán, México |
| 28 Jun | | Francisco Santos García de Ontiveros y Martínez † | Bishop of Guadalajara, Jalisco, México |
| 29 Jul | | Orazio Basilisco † | Bishop of Minori, Italy |
| 10 Aug | | Spinello Benci † | Bishop of Montepulciano, Italy |
| 27 Aug | 62.7 | Giulio Doffius, O.P. † | Bishop of Alessano, Italy |
| 14 Sep | 63.9 | Francisco de Toledo Herrera, S.J. † | Cardinal, Cardinal-Priest of Santa Maria in Traspontina |
| 2 Oct | | Giovanni Alberti † | Bishop of Cortona, Italy |
| 4 Nov | | Manuel de Gouveia † | Bishop of Angra, Portugal |
| 5 Nov | | Andreas Jerin † | Bishop of Wrocław (Breslau), Poland |
| 20 Nov | | István Fehérkövy † | Archbishop of Esztergom, Hungary |