| Date | Age | Bishop | Title |
| unknown | | Ludovico de Argentis † | Bishop of Santorini {Thira}, Greece |
| unknown | | Miguel Jerónimo de Ballesteros (Vallesteros) † | Bishop of Coro, Venezuela |
| unknown | | Jean de Capdeville † | Bishop-Elect of Lescar, France |
| unknown | | George Coates † | Bishop of Chester, England, Great Britain |
| unknown | | Ferdinando de’ Medici † | Bishop of Cefalonia e Zante, Greece |
| unknown | 70.0 | Cristóbal de Pedraza † | Bishop of Comayagua, Honduras |
| unknown | 57.0 | Achille Grassi † | Bishop of Corneto (Tarquinia) e Montefiascone, Italy |
| unknown | | Leone Leonici † | Bishop Emeritus of Castro [del Lazio], Italy |
| unknown | 64.0 | Tiberio Muti † | Bishop Emeritus of Assisi, Italy |
| unknown | | Thaddeus Reynolds † | Bishop of Kildare, Ireland |
| unknown | 75.0 | Gérard Roussel † | Bishop of Oloron (Oloron-Sainte-Marie), France |
| unknown | | Mauro Salvidi † | Bishop of San Leone, Italy |
| unknown | 32.0 | Bartolomeo Serristori † | Archbishop of Trani, Italy |
| Jan | 45.0 | Shimun (Jean-Simon) Sulaqa (Sulaka) † | Patriarch of Mossul (Chaldean), Iraq |
| 1 Feb | 70.0 | Ferenc Ujlaky † | Bishop of Eger, Hungary |
| 13 Feb | 81.1 | Livio Podocatharo † | Archbishop Emeritus of Nicosia, Cyprus |
| 18 Mar | | Teodoro Isidoro Clarius de Brescia, O.S.B. † | Bishop of Foligno, Italy |
| 18 Mar | 47.0 | Sebastian von Heusenstamm † | Archbishop of Mainz, Germany |
| 23 Mar | 67.5 | Giovanni Maria Ciocchi del Monte † | Pope (Roma {Rome}, Italy) |
| 5 Apr | | Philip Renner † | Bishop of Lavant, Slovenia |
| 6 Apr | 69.5 | Giovanni Angelo Arcimboldi † | Archbishop of Milano {Milan}, Italy |
| 10 Apr | | Ove Bilde † | Bishop Emeritus of Aarhus (Århus), Denmark |
| 27 Apr | 53.3 | Nikolaus von Carlowitz † | Bishop of Meißen (Meissen), Germany |
| 1 May | 53.9 | Marcello Cervini † | Pope (Roma {Rome}, Italy) |
| 16 Jun | | Johann Horneburg † | Bishop of Lebus, Germany |
| 27 Jun | | Balthasar de Jarente † | Archbishop of Embrun, France |
| 18 Jul | | Wacław Wierzbicki † | Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| 4 Sep | 70.6 | Paweł Algimunt Holszański † | Bishop of Vilnius, Lithuania |
| 8 Sep | 68.8 | St. Tomás Garcia Martinez (de Villanueva), O.E.S.A. † | Archbishop of Valencia, Spain |
| 10 Sep | 65.2 | Juan López de Zárate † | Bishop of Antequera, Oaxaca, México |
| 12 Sep | 62.6 | Juan Salazar Fernández † | Bishop of Lanciano, Italy |
| 24 Sep | 50.7 | Pedro Acuña Avellaneda † | Bishop of Salamanca, Spain |
| Oct | | Gaston de La Marthonie † | Bishop of Acqs (Dax), France |
| 2 Oct | | Nicolas de Jarente † | Bishop of Vence, France |
| 6 Oct | | Mario Aligeri † | Bishop of Rieti, Italy |
| 10 Oct | 58.7 | Girolamo Verallo † | Cardinal, Archbishop Emeritus of Rossano, Italy |
| 12 Nov | 58.8 | Stephen Gardiner † | Bishop of Winchester, England, Great Britain |
| 5 Dec | 41.9 | Wolfgang von Salm † | Bishop of Passau, Germany |
| 25 Dec | | Pietro Francesco Contarini † | Patriarch of Venezia {Venice}, Italy |
| 27 Dec | 47.9 | Onofrio Bartolini de’ Medici † | Archbishop of Pisa, Italy |