| Date | Age | Bishop | Title |
| unknown | | Martín Acuña, O. Carm. † | Bishop of Lipari, Italy |
| unknown | | Giambattista de Benedictis † | Bishop of Penne-Atri, Italy |
| unknown | | Pedro Maldonado † | Bishop of Ciudad Rodrigo, Spain |
| 29 Jan | 63.1 | Marquard von Berg † | Bishop of Augsburg, Germany |
| 17 Feb | | François Thomé † | Bishop Emeritus of Saint-Malo, France |
| 11 Mar | 40.2 | Bernhard Graf von Waldeck † | Former Bishop-Elect of Osnabrück, Germany |
| 18 Mar | | Juan Ruiz de Villarán † | Bishop of Lugo, Spain |
| 18 Mar | 72.2 | Giovanni Antonio Serbelloni † | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 3 Sep | | Francisco Avellaneda † | Archbishop of Acerenza e Matera, Italy |
| 3 Sep | | Fernando de la Vega Fonseca † | Bishop of Córdoba, Spain |
| 19 Sep | | Juan Martínez de Villatoriel † | Bishop of Lérida, Spain |
| 16 Oct | 56.7 | Niccolò Sfondrati † | Pope (Roma {Rome}, Italy) |
| 21 Oct | 37.0 | Ernst von Mengersdorf † | Bishop of Bamberg, Germany |
| 7 Dec | | Pedro de Moya y Contreras † | Archbishop of México, Federal District |
| 30 Dec | 72.4 | Giovanni Antonio Facchinetti † | Pope (Roma {Rome}, Italy) |
| 30 Dec | | Alfonso López de Avila † | Archbishop of Santo Domingo, Dominican Republic |