| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Died | Nicola Anfora † | Bishop of Castellammare di Stabia, Italy |
| Died | Pietro Antici Mattei † | Bishop of Giovinazzo, Italy |
| Died | Richard Bell, O.S.B. † | Bishop Emeritus of Carlisle, England, Great Britain |
| Died | Aurelio Bienato † | Bishop of Martirano (Martoranum), Italy |
| Died | Giacomo de Bottis † | Bishop of Tortona, Italy |
| Died | Nicolas Brugmann, O.P. † | Auxiliary Bishop of Ličge, Belgium |
| Died | Jacques de Caulers † | Bishop of Nîmes, France |
| Removed | Antoine de Clermont † | Archbishop-Elect of Vienne, France | Former Archbishop-Elect |
| Died | Giambattista Contestabili † | Bishop of Lucera, Italy |
| Died | Leone Cortese † | Bishop of Acerra, Italy |
| Born | Bonaventura Fauni-Pio, O.F.M. Conv. † | | Bishop Emeritus of Acqui, Italy |
| Died | Henri d’Aradon, O. Carm. † | Auxiliary Bishop of Vannes, France |
| Resigned | Alfonso de Aragón † | Bishop-Elect of Chieti, Italy | Former Bishop-Elect |
| 26.0 | Appointed | Juan de Borja Lanzol de Romaní † | Archbishop of Capua, Italy | Cardinal, Administrator of Valencia, Spain |
| Died | Paolo Della Cavalleria, O.S.B. † | Bishop of Cefalů, Italy |
| Born | Jan Dziaduski † | | Bishop of Przemyśl, Poland |
| Appointed | Thomas Ford, C.R.S.A. † | Auxiliary Bishop of Lincoln, England, Great Britain | Bishop of Achonry, Ireland |
| Died | Francesco , O. Cist. † | Titular Bishop of Caesarea in Palaestina |
| 41.0 | Appointed | Alejandro Geraldini (Gerardini, Gueraldini) † | Bishop of Vulturara e Montecorvino, Italy | Bishop of Santo Domingo, Dominican Republic |
| 41.0 | Ordained Bishop | Alejandro Geraldini (Gerardini, Gueraldini) † | Bishop of Vulturara e Montecorvino, Italy | Bishop of Santo Domingo, Dominican Republic |
| Died | Giacomo † | Bishop of Termoli, Italy |
| Died | Alvaro Gonzalez de Chaves † | Bishop of Guarda, Portugal | Bishop Emeritus |
| Died | Giovanni Antonio Gotti † | Bishop of Strongoli, Italy |
| Born | Juan de los Barrios, O.F.M. Obs. † | | Archbishop of Santafé en Nueva Granada, Colombia |
| Died | Humbert Leonardi, O. Carm. † | Auxiliary Bishop of Ličge, Belgium |
| Born | Giovanni Matteo Lucifero † | | Bishop of Crotone (Cotrone), Italy |
| Born | Diego de Medellín, O.F.M. Obs. † | | Bishop of Santiago de Chile |
| Born | Jérome Meitinger † | | Bishop of Chiemsee, Germany |
| Born | Fabio Mignanelii † | | Cardinal, Bishop Emeritus of Lucera, Italy |
| Died | Jean de Montchenu † | Bishop of Viviers (Aps), France |
| Born | Friedrich Nausea † | | Bishop of Wien, Austria |
| Died | Hugh Pavy † | Bishop of Saint David’s, Wales, Great Britain |
| 60.5 | Appointed | Raymond Pérault, O.S.A. † | Cardinal-Deacon of San Vitale | Cardinal, Bishop Emeritus of Gurk, Austria |
| Died | Andrea de Ruggiero † | Bishop of Sarno, Italy |
| Ordained Bishop | William Sever (Siveyer, Senhouse), O.S.B. † | Bishop of Carlisle, England, Great Britain | Bishop of Durham, England, Great Britain |
| Died | Antonio da San Gimignano † | Bishop of Bagnoregio (Bagnorea), Italy |
| Resigned | Josse de Sillenen † | Bishop of Sion {Sitten}, Switzerland | Titular Bishop of Hierapolis in Phrygia |
| 56.5 | Appointed | Francesco Todeschini-Piccolomini † | Administrator of Fermo, Italy | Pope (Roma {Rome}, Italy) |
| Died | Melchiorre di Tremps, O.S.A. † | Bishop of Castro [di Sardegna], Italy |
| Born | Cesare Trivulzio † | | Bishop of Como, Italy |
| Born | Pietro de Usulmari † | | Bishop Emeritus of Ventimiglia, Italy |
| Died | Toussaint de Villeneuve, O. Carm. † | Bishop of Cavaillon, France |
| Died | Giovanni Vincy † | Bishop of Galtelli, Italy |
| Born | Andrzej Zebrzydowski † | | Bishop of Kraków, Poland |
| Jan | | Died | John Marshall † | Bishop of Llandaff, Wales, Great Britain |
| 6 Jan | | Born | Gaspare Ricciullo del Fosso, O.M. † | | Archbishop of Reggio Calabria, Italy |
| 17 Jan | | Ordained Bishop | Michael Deacon † | Bishop of Saint Asaph, Wales, Great Britain |
| 21 Jan | | Died | Giovanni Ducco † | Bishop of Coron (Coronea), Greece |
| 27 Jan | 54.0 | Appointed | Pascual Rebenga de Ampudia, O.P. † | Bishop of Burgos, Spain |
| Appointed | Guichard de Beysard (ou Lessart), O.S.A. † | Auxiliary Bishop of Lyon, France |
| Appointed | Guichard de Beysard (ou Lessart), O.S.A. † | Titular Bishop of Hierapolis in Phrygia | Auxiliary Bishop of Lyon, France |
| Appointed | Francisco Sánchez de la Fuente † | Bishop of Córdoba, Spain |
| Appointed | Antonio Savina † | Bishop of Kisamos (Cisamo), Greece |
| 3 Feb | 51.0 | Selected | Philippe de Luxembourg † | Bishop of Thérouanne, France | Cardinal, Bishop Emeritus of Le Mans, France |
| 8 Feb | | Appointed | Geremia Contugi † | Bishop of Assisi, Italy | Titular Archbishop of Cyrene |
| 14.7 | Confirmed | Ruprecht von Bayern (Rhein) † | Bishop of Freising, Germany | Former Bishop-Elect |
| 21.1 | Appointed | Federico Sanseverino † | Administrator of Thérouanne, France | Cardinal, Apostolic Administrator Emeritus of Novara, Italy |
| 15 Feb | | Died | James Goldwell † | Bishop of Norwich, England, Great Britain |
| 18 Feb | 41.1 | Appointed | Girolamo de Franciscis (de Franceschi), O.S.M. † | Bishop of Coron (Coronea), Greece |
| 19 Feb | 21.4 | Appointed | Luigi d’Aragona † | Cardinal-Deacon of Santa Maria in Cosmedin | Cardinal, Administrator of Nardň, Italy |
| 21.4 | Elevated to Cardinal | Luigi d’Aragona † | Cardinal, Administrator of Nardň, Italy |
| 26.1 | Elevated to Cardinal | Juan de Borja Lanzol de Romaní † | Cardinal, Administrator of Valencia, Spain |
| 64.9 | Elevated to Cardinal | Juan de Castro † | Cardinal, Bishop of Agrigento (Girgenti), Italy |
| 41.1 | Elevated to Cardinal | Juan López † | Cardinal, Archbishop of Capua, Italy |
| 61.1 | Elevated to Cardinal | Bartolomé Martí † | Cardinal, Bishop of Segorbe-Albarracin, Spain |
| 20 Feb | | Died | Richard Hill † | Bishop of London, England, Great Britain |
| 24 Feb | 26.1 | Installed | Juan de Borja Lanzol de Romaní † | Cardinal-Deacon of Santa Maria in Via Lata | Cardinal, Administrator of Valencia, Spain |
| 64.9 | Appointed | Juan de Castro † | Cardinal-Priest of Santa Prisca | Cardinal, Bishop of Agrigento (Girgenti), Italy |
| 41.1 | Installed | Juan López † | Cardinal-Priest of Santa Maria in Trastevere | Cardinal, Archbishop of Capua, Italy |
| 61.1 | Installed | Bartolomé Martí † | Cardinal-Priest of Sant’Agata de’ Goti | Cardinal, Bishop of Segorbe-Albarracin, Spain |
| 1 Mar | | Died | Ińigo Manrique de Lara † | Bishop of Córdoba, Spain |
| 16 Mar | | Appointed | Guillermo Ramón de Moncada † | Bishop of Tarazona, Spain |
| 2 Apr | | Resigned | Guillaume Bernardi d’Allinges † | Abbot of Saint-Maurice, Switzerland | Abbot Emeritus |
| 4 Apr | | Ordained Priest | Geoffrey Blythe † | Priest | Bishop of Coventry and Lichfield, England, Great Britain |
| 11 Apr | 54.2 | Confirmed | Hermann von Hessen † | Coadjutor Bishop of Paderborn, Germany | Archbishop of Köln {Cologne}, Germany |
| Confirmed | Ulrich von Liechtenstein † | Bishop of Trento, Italy |
| 20 Apr | | Appointed | Gian Domenico de Zazi † | Bishop of Tortona, Italy |
| 24 Apr | 54.3 | Ordained Bishop | Leonhard von Keutschach, C.R.S.A. † | Archbishop of Salzburg, Austria |
| 25 Apr | 75.3 | Died | Thomas Berlower † | Bishop of Konstanz {Constance}, Germany |
| 3 May | 38.3 | Selected | Frederic von Baden † | Bishop of Utrecht, Netherlands | Bishop Emeritus |
| 4 May | 44.3 | Appointed | Bernhard Meurl von Leombach † | Auxiliary Bishop of Passau, Germany |
| 44.3 | Appointed | Bernhard Meurl von Leombach † | Titular Bishop of Libariensis | Auxiliary Bishop of Passau, Germany |
| 7 May | 37.3 | Selected | Hugo von Hohenladenburg † | Bishop of Konstanz {Constance}, Germany |
| 15 May | | Died | Juan de Dios, O. Carm. † | Auxiliary Bishop of Mallorca, Spain |
| 18 May | | Appointed | Lazaro † | Bishop of Cefalů, Italy | Bishop-Elect |
| 22 Jun | | Appointed | Pedro Vaz Gaviso Velasci † | Coadjutor Bishop of Guarda, Portugal | Bishop |
| 27 Jun | | Appointed | Gutierre Álvarez de Toledo † | Bishop of Plasencia, Spain |
| Appointed | Alfonso Carrillo de Albornoz † | Bishop of Ávila, Spain |
| Appointed | Juan Rodríguez Daza † | Bishop of Catania, Italy | Bishop of Córdoba, Spain |
| 62.4 | Appointed | John Ingleby, O. Cart. † | Bishop of Llandaff, Wales, Great Britain |
| Appointed | Pedro de Munébrega † | Bishop of Mondońedo, Spain |
| Appointed | Diego de Muros † | Bishop of Islas Canarias {Canary Islands}, Spain |
| Appointed | Antonio de Rojas Manrique † | Bishop of Mallorca, Spain | Patriarch of West Indies, Spain |
| 6 Jul | | Appointed | Michel Paczanow (Raczani) † | Auxiliary Bishop of Płock, Poland |
| Appointed | Michel Paczanow (Raczani) † | Titular Bishop of Margarita | Auxiliary Bishop of Płock, Poland |
| Appointed | Agostino Tuttavilla (de Estoutevilla) † | Bishop of Sarno, Italy | Former Bishop-Elect |
| 15 Jul | | Appointed | Michele Francisci, O.P. † | Titular Bishop of Selymbria |
| Appointed | Louis Passert † | Bishop of Cavaillon, France |
| 18 Jul | 37.5 | Ordained Priest | Hugo von Hohenladenburg † | Priest | Bishop of Konstanz {Constance}, Germany |
| 29 Jul | 68.5 | Appointed | Paolo Fregoso (Campofregoso) † | Cardinal, Archbishop of Genova, Italy |
| 37.5 | Confirmed | Hugo von Hohenladenburg † | Bishop of Konstanz {Constance}, Germany |
| 3 Aug | | Appointed | John Arundel † | Bishop of Coventry and Lichfield, England, Great Britain | Bishop of Exeter, England, Great Britain |
| Appointed | John Morgan † | Bishop of Saint David’s, Wales, Great Britain |
| 33.5 | Appointed | Thomas Savage † | Bishop of London, England, Great Britain | Archbishop of York, England, Great Britain |
| 11 Aug | 38.6 | Confirmed | Frederic von Baden † | Bishop of Utrecht, Netherlands | Bishop Emeritus |
| 26 Aug | | Appointed | Antonio Flores † | Bishop of Castellammare di Stabia, Italy | Archbishop of Avignon, France |
| 31 Aug | 59.6 | Appointed | Nikolaus Schinner † | Bishop of Sion {Sitten}, Switzerland |
| Sep | | Died | Lazaro † | Bishop-Elect of Cefalů, Italy |
| 3 Sep | | Appointed | Mikołaj Chrapicki (Crapitz) † | Bishop of Chelmno (Culma, Kulm), Poland | Bishop Emeritus |
| 11 Sep | 62.6 | Ordained Bishop | John Ingleby, O. Cart. † | Bishop of Llandaff, Wales, Great Britain |
| 27 Sep | | Appointed | Francisco Ferrandi † | Titular Bishop of Marocco o Marruecos, Titular Sees |
| 9 Oct | | Died | Luis Osorio † | Bishop of Jaén, Spain |
| 11 Oct | | Died | Antoine de Pompadour † | Bishop of Condom, France |
| 12 Oct | | Appointed | Jean Bernardi d’Allinges † | Abbot of Saint-Maurice, Switzerland |
| Appointed | Rinaldo Montoro e Landolina, O.P. † | Bishop of Cefalů, Italy |
| 13 Oct | | Died | Jourdain Cattani † | Archbishop of Capua, Italy |
| 21 Oct | | Appointed | Giovanni Garsia, O.S.B. † | Bishop of Castro [di Sardegna], Italy |
| 26 Oct | 62.8 | Appointed | Jean Bilhčres de Lagraulas, O.S.B. † | Bishop of Condom, France | Cardinal, Bishop Emeritus of Lombez, France |
| 51.8 | Appointed | Guillaume Briçonnet † | Administrator of Nîmes, France | Cardinal, Archbishop of Narbonne, France |
| Nov | | Died | Pietro de Damianis † | Bishop of Asti, Italy |
| Ordained Bishop | John Morgan † | Bishop of Saint David’s, Wales, Great Britain |
| 6 Nov | | Ordained Bishop | John Arundel † | Bishop of Coventry and Lichfield, England, Great Britain | Bishop of Exeter, England, Great Britain |
| 7 Nov | | Appointed | Antonio Torres, O.S.H. † | Bishop of Lucera, Italy | Bishop of Nepi e Sutri, Italy |
| 15 Nov | 56.8 | Died | Johannes Meppen, O.S.A. † | Auxiliary Bishop of Münster, Germany |
| 16 Nov | | Resigned | Jean Allardeau † | Bishop of Marseille, France | Bishop Emeritus |
| Appointed | Giacomo de Bacio † | Bishop of Chieti, Italy |
| Appointed | Ogier d’Anglure † | Bishop of Marseille, France |
| Appointed | Raffaele di Ceva, O.F.M. † | Bishop of Asti, Italy | Bishop Emeritus of Melfi, Italy |
| 18 Nov | 70.8 | Died | Wilhelm von Reichenau † | Bishop of Eichstätt, Germany |
| 21 Nov | | Appointed | Alfonso Galieto, O.S.A. † | Bishop of Castellaneta, Italy |
| 25 Nov | | Died | Giovanni (Ebu) de Viterbo † | Bishop of Crotone (Cotrone), Italy |
| 2 Dec | | Appointed | Guillaume Dufour, O.S.A. † | Titular Bishop of Archadia |
| 33.0 | Appointed | Andrea Della Valle † | Bishop of Crotone (Cotrone), Italy | Cardinal, Cardinal-Bishop of Palestrina |
| Appointed | Girolamo Lusco † | Bishop of Strongoli, Italy |
| 5 Dec | 41.1 | Selected | Gabriel von Eyb † | Bishop of Eichstätt, Germany |
| 9 Dec | | Appointed | Giustino Planca † | Bishop of Giovinazzo, Italy | Bishop Emeritus |
| 18 Dec | 37.9 | Ordained Bishop | Hugo von Hohenladenburg † | Bishop of Konstanz {Constance}, Germany |
| 24 Dec | 56.1 | Died | Heinrich von Schwarzburg † | Bishop of Münster, Germany |