| Date | Age | Bishop | Title |
| unknown | | Philippe d’Arbois † | Bishop of Tournai {Doornik}, Belgium |
| unknown | | Roberto di Brettevilla, O.E.S.A. † | Bishop of Bertinoro, Italy |
| unknown | | Cerretano dei Cerretani † | Archbishop of Cosenza, Italy |
| unknown | | Geoffroi David † | Bishop of Autun, France |
| unknown | | Andrea della Torre, O.P. † | Archbishop of Genova, Italy |
| unknown | | Dennis † | Bishop of Ross, Ireland |
| unknown | | Jakub , O.P. † | Bishop of Kyiv (Kijów), Ukraine |
| unknown | | Andrea Lorenzi, O.F.M. † | Bishop of Chiron, Greece |
| unknown | | Thomas O’Kelly † | Bishop of Clonfert, Ireland |
| unknown | | Pierre d’Oriach, O.F.M. † | Bishop of Bayonne, France |
| unknown | | Giovanni da Rocca, O.F.M. † | Bishop of Calvi Risorta, Italy |
| unknown | | Geoffroy de Rohan † | Bishop of Vannes, France |
| unknown | | Oliviero da Verona † | Bishop of Ceneda, Italy |
| 6 Jan | | Bertram Cremon † | Bishop of Lübeck, Germany |
| 25 Jan | | Paolo Rainaldi † | Bishop of L’Aquila, Italy |
| 28 Apr | | Ugolino de’ Rossi † | Bishop of Parma, Italy |
| 29 Apr | | Jean Royer † | Bishop of Meaux, France |
| 7 Jun | | Bernado Folcaut † | Bishop of Pamplona, Spain |
| 10 Jun | | Ramon de Belleria † | Bishop of Vic, Spain |
| 11 Jun | | Pierre de Villiers, O.P. † | Bishop of Troyes, France |
| 12 Jun | | Guillaume Fournier di Marcossey † | Bishop of Genčve {Geneva}, Switzerland |
| 5 Jul | | Mihály Széchényi † | Bishop of Eger, Hungary |
| 26 Jul | | Alphonse Chevrier † | Bishop of Lisieux, France |
| 31 Jul | | Paul von Jägerndorf (Harrach) † | Bishop of Freising, Germany |
| 3 Sep | | Louis de Villars † | Bishop of Valence and Die, France |
| 29 Sep | | Guillaume de Prohinis † | Bishop of Mirepoix, France |
| 14 Nov | | Bl. Neri Corsini † | Bishop of Fiesole, Italy |
| 18 Nov | 57.8 | Pierre d’Estaing, O.S.B. † | Cardinal-Bishop of Ostia (e Velletri) |
| 24 Nov | | Adam de Nemours, O.P. † | Bishop of Senlis, France |