| Date | Age | Bishop | Title | 
| unknown | 57.0 | Giovanni Battista Acquaviva † | Bishop of Nardò, Italy | 
| unknown |  | Oswald Fischer (Arnsperger) † | Auxiliary Bishop of Freising, Germany | 
| unknown | 47.0 | Germanico Bandini † | Coadjutor Archbishop of Siena, Italy | 
| unknown | 64.0 | Camillo Campeggi, O.P. † | Bishop of Nepi e Sutri, Italy | 
| unknown |  | Gaspare Capris † | Bishop of Asti, Italy | 
| unknown |  | Marcello Dentice † | Bishop of Termoli, Italy | 
| unknown |  | Giacomo Framarini † | Bishop Emeritus of Polignano (Polinianum), Italy | 
| unknown |  | Francesco Guerini † | Bishop of Imola, Italy | 
| unknown | 55.0 | Jean des Monstiers de Froissac (Dufresne de Moustiers) † | Bishop Emeritus of Bayonne, France | 
| unknown |  | Hugh O’Cervallen † | Bishop Emeritus of Clogher, Ireland | 
| unknown |  | Mateo Pinello † | Bishop of Cuzco, Peru | 
| unknown |  | Dionizy Secygniowski † | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine | 
| unknown |  | Jean Paul de Selve † | Bishop of Saint-Flour, France | 
| unknown | 48.0 | Guglielmo Tuttavilla † | Bishop of Sarno, Italy | 
| 17 Jan |  | Pierre de Barrault † | Bishop of Lodève, France | 
| 28 Jan | 53.2 | Gianantonio Capizucchi † | Cardinal, Bishop of Lodi, Italy | 
| 2 Feb |  | Lodovico (Luigi) Ardinghelli † | Bishop of Fossombrone, Italy | 
| 12 Feb | 73.1 | Juan de los Barrios, O.F.M. Obs. † | Archbishop of Santafé en Nueva Granada, Colombia | 
| 12 Mar |  | Jorge de Coimbra † | Bishop of Ceuta, Spain | 
| 28 Mar |  | Bernard d’Elbène † | Bishop of Nîmes, France | 
| 28 Mar |  | Giambattista Grossi † | Bishop of Reggio Emilia, Italy | 
| 24 Apr | 66.5 | Giacomo Nacchianti, O.P. † | Bishop of Chioggia, Italy | 
| 24 May |  | Juan Ayora † | Bishop of Oviedo, Spain | 
| 18 Jun |  | Leonhard de Sittard (Zittardus), O.P. † | Auxiliary Bishop of Mainz, Germany | 
| Aug |  | Bernardino de Villalpando, C.R.S.A. † | Bishop of Santiago de Guatemala | 
| 7 Aug | 69.5 | Pepin de Rosa, O.P. † | Auxiliary Bishop of Mechelen, Belgium | 
| 25 Aug |  | Robert de Gontaut-Biron † | Bishop of Condom, France | 
| 29 Aug | 64.6 | François Bohier † | Bishop of Saint-Malo, France | 
| 5 Sep | 69.6 | Edmund Bonner † | Bishop Emeritus of London, England, Great Britain | 
| 10 Sep |  | Gilbert Bourne † | Bishop of Bath and Wells, England, Great Britain | 
| 19 Sep | 66.7 | Pedro de Ayala, O.F.M. † | Bishop of Guadalajara, Jalisco, México | 
| 23 Sep |  | Ettore Piscicelli † | Archbishop of Lanciano, Italy | 
| 29 Sep |  | Luigi Suppa, O.P. † | Bishop of Agrigento (Girgenti), Italy | 
| 11 Oct |  | Ambrogio Monticoli † | Bishop of Segni, Italy |