| Date | Age | Bishop | Title |
| unknown | | Giorgio Artea † | Bishop of Ampurias e Civita, Italy |
| unknown | | Juan Canuti † | Bishop of Cariati e Cerenzia, Italy |
| unknown | | James Chisholm † | Bishop Emeritus of Dunblane, Scotland, Great Britain |
| unknown | | Francesco della Rovere † | Archbishop Emeritus of Benevento, Italy |
| unknown | | Giacomo Fieschi † | Bishop of Savona, Italy |
| unknown | | Giovanni Leclerc † | Bishop of Macerata, Italy |
| unknown | | Gaspar Antonio de Monte † | Bishop of Civitate (Città or Civita), Italy |
| unknown | 70.0 | Ottaviano Maria Sforza † | Bishop of Terracina, Priverno e Sezze, Italy |
| unknown | | Giovanni Matteo Sirtori † | Bishop of Volterra, Italy |
| unknown | | Francisco Solís, O.S. † | Bishop of Bagnoregio (Bagnorea), Italy |
| unknown | | Panfilo Strassoldo † | Archbishop of Dubrovnik (Ragusa), Croatia |
| 19 Jan | | Alonso Ruiz de Virués, O.S.B. † | Bishop of Islas Canarias {Canary Islands}, Spain |
| 18 Feb | | Johann Kluspeck, C.R.S.A. † | Auxiliary Bishop of Regensburg, Germany |
| Mar | 41.2 | Pablo Gil de Talavera † | Bishop of Tlaxcala, México |
| 3 Apr | | Antonio Guevara Noroña, O.F.M. † | Bishop of Mondoñedo, Spain |
| 3 May | | Pedro de Ponte, O.SS.T. † | Auxiliary Bishop of Valencia, Spain |
| 11 May | 72.4 | Pietro Paolo Parisio † | Cardinal, Bishop of Nusco, Italy |
| 1 Aug | 73.2 | Juan Pardo de Tavera † | Cardinal, Archbishop of Toledo, Spain |
| 27 Aug | | Piotr Gamrat † | Archbishop of Gniezno, Poland |
| 18 Sep | | Jerónimo Suárez Maldonado † | Bishop of Badajoz, Spain |
| 24 Sep | 55.2 | Albrecht von Brandenburg † | Cardinal, Archbishop of Mainz, Germany |
| 2 Nov | 60.8 | Gaspar Avalos de la Cueva † | Cardinal, Archbishop of Santiago de Compostela, Spain |
| 4 Nov | | Rodrigo Mendoza Manrique † | Bishop of Salamanca, Spain |
| 17 Nov | | Jean de Narbonne, O.S.B. † | Bishop of Béziers, France |
| 27 Nov | | Odoardo Cicala † | Bishop of Sagone (Sagona), France |