| Date | Age | Bishop | Title |
| unknown | | Georg Agricola † | Bishop of Seckau, Austria |
| unknown | | Pompeo Belli † | Bishop of Bisignano, Italy |
| unknown | | François Bonard † | Bishop of (Saint-Lizier de) Couserans, France |
| unknown | | Filippo Maria Campeggi † | Bishop of Feltre, Italy |
| unknown | | Annibale Cattaneo † | Bishop of Telese o Cerreto Sannita, Italy |
| unknown | | Marcin Kromer † | Bishop of Warmia (Ermland), Poland |
| unknown | | Donato Laurenti † | Bishop of Ariano, Italy |
| unknown | | Miguel Maigues, O.S.A. † | Bishop of Ales e Terralba, Italy |
| unknown | | Filippo Mazzola † | Bishop of Capri, Italy |
| unknown | | Marcantonio Pescara † | Archbishop of Conza, Italy |
| unknown | | Juan Redín Cruzat † | Bishop of Tarazona, Spain |
| 5 Jan | 74.0 | Gaspar de Torres, O. de M. † | Auxiliary Bishop of Sevilla {Seville}, Spain |
| 8 Jan | 62.0 | Juan de Liermo Hermosa † | Archbishop of Santiago de Compostela, Spain |
| 15 Jan | | Guarnero Trotti † | Bishop of Alessandria (della Paglia), Italy |
| 2 Feb | | Pedro del Frago Garcés † | Bishop of Huesca, Spain |
| 9 Feb | | Mathurin de la Saussaye † | Bishop of Orléans, France |
| 22 Feb | | Gianfranco Carducci † | Bishop of Lacedonia, Italy |
| 28 Feb | | Cristoforo Scotti † | Bishop of Cavaillon, France |
| 13 Mar | | Baldassarre Giustiniani † | Bishop of Venosa, Italy |
| 17 Mar | | Troilo Boncompagni † | Bishop of Foligno, Italy |
| Apr | | Jan Boruchowski † | Bishop of Przemyśl, Poland |
| 18 Apr | | René de Salla, C.R.S.A. † | Bishop of Luçon, France |
| 1 May | 54.9 | Giovanni Delfino † | Bishop of Brescia, Italy |
| 10 May | 67.2 | Luigi Cornaro † | Cardinal, Archbishop Emeritus of Zadar (Zara), Croatia |
| 14 Jun | 50.5 | Claude de La Baume † | Cardinal, Archbishop of Besançon, France |
| 20 Jun | 54.5 | Bl. Dermot O’Hurley † | Archbishop of Cashel, Ireland |
| 9 Aug | | Gaspar do Casal, O.S.A. † | Bishop of Coimbra, Portugal |
| 15 Sep | | Antoine Seneterre † | Bishop of Clermont, France |
| 27 Sep | | Thomas Watson † | Bishop Emeritus of Lincoln, England, Great Britain |
| 6 Oct | 99.8 | Juan Suárez Carvajal † | Bishop Emeritus of Lugo, Spain |
| 12 Oct | 68.8 | Francisco Antonio Orantes Vélez, O.F.M. † | Bishop of Oviedo, Spain |
| 3 Nov | 46.1 | St. Charles Borromeo † | Cardinal, Archbishop of Milano {Milan}, Italy |
| 1 Dec | | Pietro Querini † | Bishop of Concordia (Sagittaria), Italy |
| 26 Dec | 61.8 | Gianfrancesco Commendone † | Cardinal, Bishop Emeritus of Cefalonia e Zante, Greece |