| Date | Age | Bishop | Title |
|---|
| unknown | | Miguel Beltrán Castellón † | Bishop of Ales e Terralba, Italy |
| unknown | | Carlo Carafa † | Bishop of Aversa, Italy |
| unknown | | Clemente Confetti (Confetto) † | Bishop of Acerno, Italy |
| unknown | | Giacobino Marenco † | Bishop of Saluzzo, Italy |
| unknown | | Annibale Mascambruno † | Bishop of Castellammare di Stabia, Italy |
| unknown | | Ferdinando Millini † | Bishop of Imola, Italy |
| 18 Jan | 56.0 | Benedetto Ubaldi † | Cardinal, Bishop Emeritus of Perugia, Italy |
| 24 Jan | | Juan de Santander, O.F.M. † | Bishop of Mallorca, Spain |
| 25 Jan | 52.1 | Alessandro Cesarini (Jr.) † | Cardinal, Bishop Emeritus of Viterbo e Tuscania, Italy |
| 23 Mar | 66.2 | Juan García Arlés † | Bishop of Orihuela, Spain |
| 27 Mar | | Louis de Bretel † | Archbishop of Aix, France |
| 28 Mar | 68.8 | Diego Salcedo Benacos † | Bishop of Astorga, Spain |
| 3 May | 55.2 | Gregor Kathmann von Maurugk † | Prefect of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany |
| 23 May | 77.4 | François Van Der Burch † | Archbishop of Cambrai, France |
| 22 Jun | 63.5 | Jerónimo Manrique de Lara y de Herrera, O. de M. † | Bishop of Santiago de Cuba |
| 23 Jun | | Francisco Vega Borja, O.S.B. † | Archbishop of La Plata o Charcas, Bolivia |
| 9 Jul | 70.5 | Giulio Savelli † | Cardinal, Cardinal-Bishop of Frascati |
| 29 Jul | 76.3 | Maffeo Barberini † | Pope (Roma {Rome}, Italy) |
| Aug | | Mario Filonardi † | Archbishop of Avignon, France |
| 14 Aug | 68.6 | Gonzalo Sánchez de Somoza Quiroga † | Bishop of Mondoñedo, Spain |
| 7 Sep | 66.9 | Guido Bentivoglio d'Aragona † | Cardinal, Cardinal-Bishop of Palestrina |
| 14 Sep | | Vicente Domec † | Bishop of Albarracin, Spain |
| 17 Oct | 75.8 | Mendo de Benavides † | Bishop of Cartagena (en España) |
| 20 Oct | 60.7 | Sebastian Müller † | Auxiliary Bishop of Augsburg, Germany |
| 22 Oct | | José Valle de la Cerda, O.S.B. † | Bishop of Badajoz, Spain |
| 20 Nov | 73.9 | Ambrosius Seibaeus † | Auxiliary Bishop of Mainz, Germany |
| 15 Dec | 46.7 | Johannes Truchseß von Waldburg-Wolfegg † | Bishop of Konstanz {Constance}, Germany |
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