| Date | Age | Bishop | Title |
| unknown | 58.3 | Joannes Cuppari † | Bishop of Trogir (Traù), Croatia |
| unknown | 56.5 | Romualdo Tancredi, O.S.B. † | Bishop of Montalcino, Italy |
| unknown | | Cyprianus Zochowski † | Archbishop of Kyiv-Halyč {Kiev} (Ruthenian), Ukraine |
| Jan | 74.1 | Giulio Giacomo Castellani, O.S.A. † | Bishop of Cagli, Italy |
| Jan | 52.3 | Giaconto Tuartkovich, O.F.M. † | Bishop of Stagno (Ston), Croatia |
| 24 Jan | 59.1 | Antonio de Sangro, C.R. † | Bishop of Troia, Italy |
| 1 Feb | 73.3 | Jean Louis d’Elderen † | Bishop of Liège, Belgium |
| 11 Feb | 69.8 | Johann Daniel von Gudenus † | Auxiliary Bishop of Mainz, Germany |
| 13 Feb | 86.1 | Léon Bacoué, O.F.M. † | Bishop Emeritus of Glandèves, France |
| 18 Feb | 78.4 | Giuseppe Saggese † | Bishop of Ravello e Scala, Italy |
| 19 Feb | 72.1 | Gennaro Sanfelice † | Archbishop of Cosenza, Italy |
| 10 Mar | 70.4 | Joannes Paulus Inurea, O.S.B. † | Bishop of Ajaccio, France |
| 22 Mar | 35.8 | Gaetano de Castillo, C.R. † | Bishop of Lipari, Italy |
| 24 Mar | 65.2 | Didacus Ros de Medrano † | Bishop of Orense, Spain |
| 26 Mar | | José Sanchis i Ferrandis, O. de M. † | Archbishop of Tarragona, Spain |
| 5 Apr | 45.0 | Diego Ibáñez de la Madrid y Bustamente † | Bishop of Ceuta, Spain |
| 20 Apr | 82.3 | Giovanni Carlo Antonelli † | Bishop of Ferentino, Italy |
| 28 Apr | 52.3 | Michel Phélypeaux de La Vrillière † | Archbishop of Bourges, France |
| May | 50.3 | Alfonso de Aloysio † | Bishop of Squillace, Italy |
| 4 May | 33.9 | Ludwig Anton von Rhein zu Neuburg † | Bishop-Elect of Worms, Germany |
| 11 May | 45.2 | Aleksandar Ignacije Mikulić Brokunovečki † | Bishop of Zagreb (Agram), Croatia |
| 15 May | 59.4 | Eustache Le Séneschal de Carcado † | Bishop of Tréguier, France |
| 22 May | 72.4 | Ignatius Fiumi, O.P. † | Bishop of Polignano (Polinianum), Italy |
| Jun | 74.4 | Giulio Vincenzo Gentile, O.P. † | Archbishop of Genova, Italy |
| 3 Jun | 57.4 | Nilo Catalani, O.S.B.M. † | Archbishop of Durrës (Durazzo) (Albanian), Albania |
| 3 Jun | 51.8 | Johann Friedrich von Waldstein † | Archbishop of Praha {Prague}, Czech Republic |
| 4 Jun | 52.3 | Albert van Hornes † | Bishop of Gent {Ghent, Gand}, Belgium |
| 16 Jun | 57.7 | Francesco Azzolini † | Bishop of Ripatransone, Italy |
| 16 Jun | 72.5 | Costanzo Zani, O.S.B. † | Bishop of Imola, Italy |
| 17 Jun | 64.7 | Philip Thomas Howard of Norfolk, O.P. † | Cardinal, Cardinal-Priest of Santa Maria sopra Minerva |
| 17 Jun | | Johann Stieff von Kränzen † | Auxiliary Bishop of Gurk, Austria |
| 24 Jun | 78.5 | Carlo Stefano Anastasio Ciceri † | Cardinal, Bishop of Como, Italy |
| 30 Jun | 74.5 | Kazimierz Szczuka † | Bishop of Chelmno (Culma, Kulm), Poland |
| Jul | 59.1 | Emanuele della Torre, O. Merc. † | Archbishop of Lanciano, Italy |
| 11 Jul | 53.0 | Juan de Santiago y León Garabito † | Bishop of Guadalajara, Jalisco, México |
| 14 Jul | 46.5 | Juan de Villacé y Vozmediano † | Bishop of Plasencia, Spain |
| 18 Jul | 41.5 | Matias de Figueiredo e Mello † | Bishop of Olinda, Brazil |
| Aug | 54.8 | Giovanni Giuseppe Maria Orsini, C.R.L. † | Bishop of Vercelli, Italy |
| 15 Aug | 53.6 | Fernando Guzmán, O.F.M. † | Bishop of Segovia, Spain |
| 21 Aug | 46.6 | Tommaso Saladino † | Bishop of Parma, Italy |
| 7 Sep | 69.7 | Andreas Zmaievich † | Archbishop of Bar (Antivari), Montenegro |
| 11 Sep | 59.5 | Alberto Mugiasca, O.P. † | Bishop of Alessandria (della Paglia), Italy |
| 14 Sep | 64.7 | Niccolo Pietro Bargellini † | Titular Patriarch of Jerusalem {Gerusalemme}, Palestine |
| 20 Sep | 64.7 | Antonio Medina Cachon y Ponce de Leon † | Bishop of Cartagena (en España) |
| Oct | 64.1 | Polo Pecci † | Bishop of Massa Marittima, Italy |
| 19 Oct | 76.8 | Oleguer de Montserrat Rufet † | Bishop of Urgell, Spain |
| 30 Oct | 72.8 | Raimondo del Pozzo † | Bishop of Vieste, Italy |
| Nov | 58.9 | Giuseppe Rosa † | Titular Archbishop of Nazareth |
| 16 Nov | 63.0 | Jacques-Théodore de Brias † | Archbishop of Cambrai, France |
| 1 Dec | 43.9 | Jean d’Estrées † | Bishop of Laon, France |
| 24 Dec | 66.0 | Joannes Paulus Meniconi † | Bishop of Bagnoregio (Bagnorea), Italy |