| Date | Age | Bishop | Title |
| unknown | | Francesco Arcamoni † | Bishop of Castellaneta, Italy |
| unknown | | Grzegorz Buczkowski, O.P. † | Bishop of Lutsk (Łuck), Ukraine |
| unknown | | Giovanni Caracciolo † | Bishop of Frigento, Italy |
| unknown | | Domenico Godani † | Bishop of Baleč (Balecio, Balezo), Albania |
| unknown | | Bertrando di Isola, O.F.M. † | Bishop of Aegina Insula, Greece |
| unknown | | Giovanni di Leicester, O. Carm. † | Auxiliary Bishop of Norwich, England, Great Britain |
| unknown | | Tamás Ludany, O. Cist. † | Bishop of Eger, Hungary |
| unknown | | Aragonio Malaspina † | Archbishop of Otranto, Italy |
| unknown | | Arnaud de Mirepoix † | Bishop of Lombez, France |
| unknown | | Girolamo de Pola † | Bishop of Capodistria (Capo d’Istria)(Koper), Slovenia |
| unknown | | Juan Ramírez de Guzmán † | Bishop of Ávila, Spain |
| unknown | | Philip Repington, C.R.S.A. † | Cardinal, Bishop Emeritus of Lincoln, England, Great Britain |
| 11 Feb | 49.1 | Johann Abezier † | Bishop of Warmia (Ermland), Poland |
| 5 Mar | | Jan z Wałdowa † | Bishop of Lebus, Germany |
| 26 Mar | | Raymond de Bar † | Bishop of Montauban, France |
| 12 May | | Johann von Hoya † | Bishop Emeritus of Hildesheim, Germany |
| 12 May | | Hartmann Munch † | Bishop of Basel, Switzerland |
| 14 May | 59.3 | Johannes Abundi † | Archbishop of Riga, Latvia |
| 28 May | | Juan Rodríguez Villalón † | Bishop of León, Spain |
| 4 Jun | | Alain de Kerazred (de la Rue) † | Bishop of Saint-Brieuc, France |
| 11 Aug | | Pietro Morosini (Jr.) † | Cardinal, Cardinal-Deacon of Santa Maria in Domnica |
| 4 Oct | | Otto von Hoya † | Bishop of Münster, Germany |
| 27 Oct | | Nicholas Bubbewyth † | Bishop of Bath and Wells, England, Great Britain |
| 17 Nov | | Gottschalk Schutte, O.T. † | Bishop of Curland, Latvia |
| 20 Nov | | Franceschino Fauzone † | Bishop of Mondovi, Italy |