| Date | Age | Bishop | Title |
| unknown | | Benedetto Conversini † | Bishop of Jesi, Italy |
| unknown | | Pietro Antonio de Angelis † | Bishop of Nepi e Sutri, Italy |
| unknown | | Vicente de Peraza (Pirez), O.P. † | Bishop Emeritus of Panamá |
| unknown | | Milon d’Illiers † | Bishop of Luçon, France |
| unknown | 68.0 | Cristóbal de Pedraza † | Bishop of Comayagua, Honduras |
| unknown | | Toribio López † | Bishop of Miranda (do Douro), Portugal |
| unknown | | Marco Malipiero † | Bishop of Hvar (Lesina), Croatia |
| unknown | | Jan Skála z Doubravky a Hradiště (Dubravius) † | Bishop of Olomouc (Olmütz), Czech Republic |
| unknown | | Sebastiano Valenti † | Bishop of Terni, Italy |
| unknown | | Fabio Vigili † | Bishop of Spoleto, Italy |
| 1 Jan | | Juan Tormo † | Bishop of Vic, Spain |
| 28 Feb | | João de Albuquerque, O.F.M. † | Bishop of Goa, India |
| 9 Apr | | François de La Guiche † | Bishop of Mirepoix, France |
| 7 May | | Marcantonio Campeggi † | Bishop of Grosseto, Italy |
| 15 Jul | 62.5 | Franz von Waldeck † | Bishop of Münster, Germany |
| 16 Jul | 39.5 | Bernardino Maffei † | Cardinal, Archbishop Emeritus of Chieti, Italy |
| 13 Aug | | Luis Torres † | Archbishop of Salerno, Italy |
| 13 Sep | | Anton. de Ciudad Rodrigo, O.F.M. † | Bishop of Guadalajara, Jalisco, México |
| 13 Sep | | Miguel Muñoz † | Bishop of Cuenca, Spain |
| 14 Sep | 66.7 | Philippe von Gundelsheim † | Bishop of Basel, Switzerland |
| 28 Oct | 63.6 | Giovanni Salviati † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 8 Nov | 69.9 | Ambrogio Catarino Politi, O.P. † | Archbishop of Conza, Italy |
| 23 Nov | 53.2 | Sebastiano Antonio Pighini † | Cardinal, Archbishop of Manfredonia, Italy |
| 10 Dec | 60.9 | Giovanni Domenico de Cupis † | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |