| Date | Age | Bishop | Title |
| unknown | | Deigo de Borja, O.F.M. † | Bishop of Ales e Terralba, Italy |
| unknown | | Gian Giacomo Diedo † | Bishop of Crema, Italy |
| unknown | 82.0 | Jacques Maistret, O. Carm. † | Auxiliary Bishop of Lyon, France |
| unknown | | Alonso de Peralta † | Archbishop of La Plata o Charcas, Bolivia |
| unknown | | Giulio Rossino † | Archbishop of Amalfi, Italy |
| unknown | | Cornelius Ryan, O.F.M. † | Bishop of Killaloe, Ireland |
| unknown | | Domingo Valderrama y Centeno, O.P. † | Bishop of La Paz, Bolivia |
| 14 Jan | 39.0 | Theodor Riphaen † | Auxiliary Bishop of Köln {Cologne}, Germany |
| 15 Jan | | Luca Semproni † | Bishop of Cittŕ di Castello, Italy |
| 17 Feb | 84.1 | Pierre de Gondi † | Cardinal, Bishop Emeritus of Paris, France |
| 4 Apr | 64.3 | Pompeio Arrigoni † | Cardinal, Archbishop of Benevento, Italy |
| 25 May | 50.4 | Filippo Spinelli † | Cardinal, Bishop of Aversa, Italy |
| 12 Jun | 83.4 | Diego Vázquez de Mercado † | Archbishop of Manila, Philippines |
| 24 Jun | 69.5 | Orazio Spínola † | Cardinal, Archbishop of Genova, Italy |
| 4 Jul | | Francisco de Vera-Villavicencio, O. de M. † | Bishop of Perpignan-Elne, France |
| 15 Nov | | Girolamo Curlo † | Bishop of Ventimiglia, Italy |