| Date | Age | Bishop | Title |
| unknown | | Paolo Alfatati † | Bishop of Bitonto, Italy |
| unknown | | Giovanni Angelo † | Bishop of Alatri, Italy |
| unknown | | Clemente Bartolomei, O.S.A. † | Bishop Emeritus of Veroli, Italy |
| unknown | 82.0 | Pey Berland † | Archbishop Emeritus of Bordeaux, France |
| unknown | | Antonio Cabateri † | Bishop of Orvieto, Italy |
| unknown | | Crucheto , O.F.M. † | Bishop of Crotone (Cotrone), Italy |
| unknown | | Andrea da Durazzo, O.F.M. † | Bishop of Senj, Croatia |
| unknown | | Mátyás Gathali † | Bishop of Veszprém, Hungary |
| unknown | | Fülöp Gothali (Cathal) † | Bishop of Bosnia (Bosna, Diacovar, Diakovar), Croatia |
| unknown | | Infram Lindsay † | Bishop of Aberdeen, Scotland, Great Britain |
| unknown | | Roberto Procopii † | Bishop of Venosa, Italy |
| unknown | | Lorenzo Pugiol, O.F.M. † | Bishop of Galtelli, Italy |
| unknown | | Péter Remetei Himfi † | Bishop of Csanád, Hungary |
| unknown | | Angelo Sanfelice † | Bishop of Alife, Italy |
| unknown | | Gaspare (de San Giovanni) Sighigelli, O.P. † | Bishop of Imola, Italy |
| unknown | | Raymond de Tullio, O.P. † | Bishop of Bazas, France |
| unknown | | Bernardo da Venezia † | Bishop of Kotor (Cattaro), Montenegro |
| unknown | 55.0 | Bartolomeo Visconti † | Bishop of Novara, Italy |
| 10 Jan | | Heinrich Üxküll † | Bishop of Reval (Rewel), Estonia |
| 12 Jan | | Pietro de Monte † | Bishop of Brescia, Italy |
| 17 Jan | | Jean Girard † | Archbishop of Embrun, France |
| 7 Mar | | Jan (Johann) Marienau (Margenau) † | Bishop of Chelmno (Culma, Kulm), Poland |
| 12 Mar | | Giacomo Juvénal des Ursins † | Titular Patriarch of Antiochia {Antioch} |
| 26 Mar | | Bernardo de Pau † | Bishop of Gerona, Spain |
| 24 May | | Friedrich von Plankenfels † | Bishop of Regensburg, Germany |
| 29 May | | Johannes Schleeter, O.F.M. † | Auxiliary Bishop of Köln {Cologne}, Germany |
| 10 Jun | | Franz Kuhschmalz † | Bishop of Warmia (Ermland), Poland |
| 4 Jul | 42.5 | Rinaldo Piscicello † | Cardinal, Archbishop of Napoli {Naples}, Italy |
| 8 Jul | 53.5 | Robert Nevill † | Bishop of Durham, England, Great Britain |
| 31 Jul | | Bohuslas von Zwole † | Bishop of Olomouc (Olmütz), Czechia |
| 8 Sep | | Gottskálk Keneksson † | Bishop of Hólar, Iceland |
| 12 Sep | 34.2 | Carlo Gabriele Sforza, O.S.A. † | Archbishop of Milano {Milan}, Italy |
| 3 Nov | | Antonio Pusterla † | Bishop of Como, Italy |
| 19 Nov | | Venturino de Marni, O.S.B. † | Bishop of Cremona, Italy |
| 15 Dec | | Henri de Asperling de Raron † | Bishop of Sion {Sitten}, Switzerland |
| 20 Dec | | Giovanni del Terma, O.S.M. † | Bishop of Faenza, Italy |