| Date | Age | Bishop | Title |
| unknown | | Alfonso Alvarez Guerrero † | Bishop of Monopoli, Italy |
| unknown | | Pedro Buerba, O.S.A. † | Archbishop of Oristano, Italy |
| unknown | | Pedro Martínez de Luna † | Bishop of Tarazona, Spain |
| unknown | | Juan Battista (Giovanni Battista) de Ojeda (Hogeda, Oxeda) † | Bishop of Agrigento (Girgenti), Italy |
| unknown | | Prosper de Sainte-Croix † | Archbishop of Arles, France |
| 19 Mar | | Francisco de la Cruz, O.S.A. † | Bishop of Santiago de Cabo Verde |
| 5 Apr | 45.0 | Johann Graf von Hoya zu Stolzenau † | Bishop of Münster, Germany |
| 14 Apr | 57.3 | Jakob Eliner † | Auxiliary Bishop of Konstanz {Constance}, Germany |
| 18 Apr | 65.4 | Bernhard von Raesfeld † | Bishop-Elect Emeritus of Münster, Germany |
| 7 May | | Juan de Arzolaras (Alzóloras), O.S.H. † | Bishop of Islas Canarias {Canary Islands}, Spain |
| 21 Jul | 28.6 | Giulio Acquaviva d’Aragona † | Cardinal, Priest of the Roman Curia - Other |
| 26 Jul | | Francisco de Abrego † | Bishop of Panamá |
| 10 Sep | | Pedro González Mendoza † | Bishop of Salamanca, Spain |
| 30 Sep | | Diego Arnedo † | Bishop of Huesca, Spain |
| 27 Oct | 44.8 | Jerónimo Albornoz, O.F.M. † | Bishop of Córdoba (Tucumán), Argentina |