| Date | Age | Bishop | Title |
| unknown | | Giovanni Balbi † | Archbishop of Corfů, Greece |
| unknown | | Masseo Bardi, O.F.M. † | Bishop of Chiusi, Italy |
| unknown | | Leonardo Fernandes de Sá † | Bishop of Macau, China |
| unknown | | Antonio Giannotti da Montagnana † | Archbishop of Urbino, Italy |
| unknown | 37.0 | Alessandro Papatodoro † | Bishop of Belcastro, Italy |
| unknown | | Alfonso Porzio † | Bishop of Monopoli, Italy |
| 11 Jan | | Simon de Maillé de Brézé † | Archbishop of Tours, France |
| 5 Feb | 55.1 | Lorenzo Vittori † | Archbishop of Candia, Greece |
| 16 Feb | | Gilbert Genebrard, O.S.B. † | Archbishop of Aix, France |
| 28 Feb | | Abraham † | Archbishop of Angamalé, India |
| 5 Mar | 59.0 | Pedro Cerbuna Negro † | Bishop of Tarazona, Spain |
| 13 Mar | 74.2 | Marcantonio Colonna (Sr.) † | Cardinal, Cardinal-Bishop of Palestrina |
| 27 Apr | | Gabriele Del Monte † | Bishop of Jesi, Italy |
| 13 May | | Ascanio Piccolomini † | Archbishop of Siena, Italy |
| 19 May | | Jaime Casador † | Bishop of Gerona, Spain |
| 22 May | 50.4 | Christoph Weilhamer † | Auxiliary Bishop of Passau, Germany |
| 28 Jun | | Vincenzo Cutelli † | Bishop Emeritus of Catania, Italy |
| 23 Jul | 74.8 | Gabriele Paleotti † | Cardinal, Archbishop of Bologna, Italy |
| 31 Jul | | Maggiorano Maggiorani (Majorano) † | Bishop of Molfetta, Italy |
| 14 Aug | | Luis García Haro de Sotomayor † | Bishop of Málaga, Spain |
| 13 Sep | | Antonio Lombardo † | Archbishop of Messina, Italy |
| 24 Sep | 64.7 | Juan Vila † | Bishop of Vic, Spain |
| 5 Oct | | Luca Antonio Resta † | Bishop of Andria, Italy |
| 19 Oct | 73.8 | Cristóbal Senmanat y Robuster † | Bishop Emeritus of Orihuela, Spain |
| Nov | 58.8 | Pedro de Azuaga, O.F.M. † | Bishop-Elect of Santiago de Chile |
| 8 Nov | 63.9 | Juan Bautista Pérez Rubert † | Bishop of Segorbe, Spain |
| Dec | | Bonaventura Furlani, O.F.M. Conv. † | Bishop of Alatri, Italy |
| 12 Dec | | Cesare Nores † | Bishop of Poreč (Parenzo), Croatia |
| 17 Dec | | Hercules Tassoni † | Titular Patriarch of Constantinople |
| 21 Dec | 71.0 | Pedro de Aragón † | Bishop of Lérida, Spain |