| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Born | Giovanni Atzori † | Calaritan | Bishop-Elect of Bosa, Italy |
| Died | Andrea Belloni † | Bishop of Massa Lubrense, Italy |
| Born | Charles Bobba de Montferrat † | | Bishop of Saint-Jean-de-Maurienne, France |
| Born | Ferdinandus Boschetti † | | Titular Bishop of Caesarea in Cappadocia |
| Born | Giovanni Antonio Galderisi † | | Bishop of Bovino, Italy |
| Appointed | Nicola Canyelles † | Bishop of Bosa, Italy |
| Born | Vincenzo Caputo † | Ruben | Bishop of Andria, Italy |
| 58.0 | Appointed | Melchior Miguel Carneiro Leităo, S.J. † | Patriarch of Foreign Diocese |
| Born | Luca Cellesi † | Pistoia | Bishop of Martirano (Martoranum), Italy |
| Resigned | Antonio Cocco † | Archbishop of Corfů, Greece | Archbishop Emeritus |
| Resigned | Giorgio Cornaro † | Bishop of Treviso, Italy | Bishop Emeritus |
| Died | Gregorio Cruz, O.P. † | Bishop of Martirano (Martoranum), Italy |
| 38.3 | Appointed | Claude d’Angennes de Rambouillet † | Bishop of Noyon, France | Bishop of Le Mans, France |
| Born | Gonzalo de Angulo, O.M. † | Valladolid, Spain | Bishop of Coro, Venezuela |
| Born | Engelbert des Bois † | Tornaci | Bishop of Namur {Namen}, Belgium |
| Died | Sisto Diuzioli † | Bishop of Carinola (Calina), Italy |
| Born | Jacobus Faganeo (Fagagna), O.S.H. † | Venice | Bishop of Korčula (Curzola, Cursola), Croatia |
| Born | Ludovicus Galbiati † | Roma | Bishop of Acerno, Italy |
| Born | Cesare Gherardi † | Fossato | Cardinal, Bishop of Camerino, Italy |
| Died | Cesare de’ Giacomelli † | Bishop of Belcastro, Italy |
| Died | Antonio Lauro † | Bishop of Castellammare di Stabia, Italy |
| Died | Antonio Lorenzini † | Bishop of Assisi, Italy |
| Born | Ovidio Lupari † | Bononiae | Bishop of Teano, Italy |
| Born | Giacomo Marenco † | Mondově | Bishop of Nice, France |
| 81.0 | Ordained Bishop | Diego de Medellín, O.F.M. † | Bishop of Santiago de Chile |
| Died | Niccolň Francesco Missanelli † | Bishop of Policastro, Italy |
| Born | Joseph Mohr von Zernetz † | Mals | Bishop of Chur, Switzerland |
| Born | Baltasar Navarro Arroytia † | Visiedo | Bishop of Tarazona, Spain |
| Died | Pedro Narro † | Archbishop of Oristano, Italy |
| Died | Giovanni Oliva † | Archbishop of Chieti, Italy |
| Born | Agostino Oreggi (Oregius) † | Santa Sofia | Cardinal, Archbishop of Benevento, Italy |
| 55.1 | Resigned | Felice Peretti Montalto, O.F.M. Conv. † | Bishop of Fermo, Italy | Pope (Roma {Rome}, Italy) |
| Died | Francesco Perignani † | Bishop of Cortona, Italy |
| Born | Augustin Pitterich, O.S.B. † | München | Auxiliary Bishop of Wien, Austria |
| Appointed | Alfonso Porzio † | Bishop of Monopoli, Italy |
| Born | Matteo Priuli † | Venice, Italy | Cardinal, Cardinal-Priest of San Marco |
| Born | Bogusław Radoszewski † | | Bishop of Lutsk (Łuck), Ukraine |
| Born | Luigi Riccio † | Napoli | Bishop of Vico Equense, Italy |
| Born | Theodor Riphaen † | Neuss | Auxiliary Bishop of Köln {Cologne}, Germany |
| 40.0 | Resigned | Girolamo Rusticucci † | Bishop of Senigallia, Italy | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| Died | Juan Ramírez Zapata de Cárdenas † | Bishop of Palencia, Spain |
| 26.1 | Appointed | Heinrich von Sachsen-Lauenburg † | Bishop of Paderborn, Germany | Archbishop-Elect of Bremen (and Hamberg), Germany |
| Born | Giovanni Sanctatus, O.P. † | | Bishop of Rethymo, Greece |
| 39.4 | Appointed | Filippo Sega † | Apostolic Nuncio to Spain | Cardinal, Bishop of Piacenza, Italy |
| Died | Juan Sena, O.S.A. † | Bishop of Bosa, Italy |
| Resigned | Bartolomeo Sirigo † | Bishop of Castellaneta, Italy | Bishop Emeritus |
| Died | Fernando de Tavora, O.P. † | Bishop Emeritus of Funchal, Portugal |
| Born | Lorenzo Tramallo † | | Bishop of Gerace, Italy |
| Ordained Priest | Francisco de Vera-Villavicencio, O. de M. † | Priest of Order of Our Lady of Mercy | Bishop of Perpignan-Elne, France |
| 25.0 | Professed | Alfonso Visconti, C.O. † | Priest of Confederation of Oratorians of St. Philip Neri | Cardinal, Bishop of Spoleto, Italy |
| Born | Aegidius Ursinus de Vivere † | Leodien | Titular Patriarch of Jerusalem {Gerusalemme}, Palestine |
| Died | Daniele Vocazio, O.F.M. † | Bishop of Muro Lucano, Italy |
| Born | Diego de Zambrana de Villalobos y Cordero † | Mérida, Spain | Bishop of Santiago de Chile |
| 6 Jan | 76.0 | Appointed | Georges d’Armagnac † | Administrator of Avignon, France | Cardinal, Archbishop Emeritus of Tours, France |
| Appointed | Fantino Petrignani † | Archbishop of Cosenza, Italy | Archbishop Emeritus |
| 14 Jan | 50.0 | Appointed | Pedro de Aragón † | Bishop of Vic, Spain | Bishop of Lérida, Spain |
| Appointed | Manuel de Seabra (Leabra) † | Bishop of Ceuta, Spain | Bishop of Miranda (do Douro), Portugal |
| 18 Jan | | Died | Nicolň Ormanetto † | Bishop of Padova {Padua}, Italy |
| 29 Jan | | Appointed | Mateus de Medina, O. Carm. † | Bishop of Cochin, India | Archbishop Emeritus of Goa, India |
| Appointed | Henrique de Távora e Brito, O.P. † | Archbishop of Goa, India |
| 30 Jan | 39.1 | Appointed | Mariano Pierbenedetti † | Bishop of Martirano (Martoranum), Italy | Cardinal, Cardinal-Bishop of Frascati |
| 4 Feb | | Appointed | Antoine Hébrard de Saint-Sulpice † | Bishop of Cahors, France |
| 9 Feb | | Died | Ambrogio Salvio, O.P. † | Bishop of Nardň, Italy |
| 25 Feb | 53.1 | Appointed | Feliciano Ninguarda, O.P. † | Bishop of Scala, Italy | Bishop of Como, Italy |
| Appointed | Vincenzo Petrolini † | Bishop of Muro Lucano, Italy |
| Appointed | Costantino Piccioni, O.S.A. † | Bishop of Cortona, Italy |
| Died | Alfonso Rossetti † | Bishop of Ferrara, Italy |
| 28 Feb | | Born | Angel Manrique, O. Cist. † | Burgos | Bishop of Badajoz, Spain |
| 3 Mar | 17.3 | Elevated to Cardinal | Albrecht von Austria (Österreich) † | Former Archbishop-Elect of Toledo, Spain |
| 4 Mar | | Appointed | Łukasz Kościelecki † | Bishop of Poznań, Poland |
| 9 Mar | | Appointed | Giuseppe Faraoni † | Bishop of Massa Lubrense, Italy | Bishop of Crotone (Cotrone), Italy |
| 11 Mar | | Appointed | Alessandro Andreasi † | Bishop of Casale Monferrato, Italy | Bishop of Mantova, Italy |
| 16 Mar | 51.9 | Died | Franciszek Krasiński † | Bishop of Kraków, Poland |
| 19 Mar | 65.2 | Died | Martín Rojas de Portalrubio, O.S.Io.Hieros. † | Bishop of Malta |
| Born | Georg Christoph Rösch † | Dillingen | Auxiliary Bishop of Eichstätt, Germany |
| 27 Mar | 48.2 | Appointed | Diego Gómez de Lamadrid, O.SS.T. † | Archbishop of Lima, Peru | Bishop of Badajoz, Spain |
| 14 Apr | | Appointed | Juan Méndez de Villafranca, O.P. † | Bishop of Santa Marta, Colombia |
| 15 Apr | | Appointed | Cesare Bovio † | Bishop of Nardň, Italy |
| Appointed | Antonio de Hervias, O.P. † | Bishop of Arequipa, Peru | Bishop of Cartagena, Colombia |
| Appointed | Alonso Guzmán y Talavera, O.S.H. † | Bishop of Trujillo, Peru | Bishop Emeritus |
| 23 Apr | | Died | Pierre Dančs † | Bishop of Lavaur, France |
| Died | Cherubino Lavosio, O.S.A. † | Bishop of Telese o Cerreto Sannita, Italy |
| Born | Gaspard Dubois (Van Den Bosch, Nemius) † | Buscoducen | Archbishop of Cambrai, France |
| 29 Apr | | Appointed | Orazio Montegranelli † | Bishop of Fossombrone, Italy |
| 10 May | | Appointed | Giovanni Antonio de Paola † | Bishop of Belcastro, Italy |
| Died | Egidio de Monte, O.F.M. † | Bishop of Deventer, Netherlands |
| 11 May | | Appointed | Bartolomeu Simőes Pereira † | Prelate of Săo Sebastiăo do Rio de Janeiro, Brazil | Prelate Emeritus |
| 24 May | | Appointed | Mathieu Moullart, O.S.B. † | Bishop of Arras, France |
| 26 May | | Appointed | Bernardus Herinck † | Bishop of Deventer, Netherlands | Bishop Emeritus |
| 3 Jun | 39.4 | Appointed | Nikolaus Elgard † | Auxiliary Bishop of Mainz, Germany |
| 39.4 | Appointed | Nikolaus Elgard † | Titular Bishop of Ascalon | Auxiliary Bishop of Mainz, Germany |
| 14 Jun | | Appointed | Ludovico Bentivoglio † | Bishop of Policastro, Italy | Bishop of Cittŕ di Castello, Italy |
| 19 Jun | 22.5 | Ordained Priest | Ernst von Bayern † | Priest of Freising, Germany | Archbishop-Elect of Köln {Cologne}, Germany |
| 21 Jun | | Appointed | Giovanni Battista Brugnatelli † | Bishop of Assisi, Italy |
| 77.5 | Appointed | Francisco Sancho Allepuz † | Bishop of Segovia, Spain |
| 25 Jun | | Died | Marco Loredan † | Bishop of Nona (Nin), Croatia |
| 26 Jun | | Appointed | Juan Redín Cruzat † | Bishop of Tarazona, Spain |
| 1 Jul | | Appointed | Alessandro Casale † | Bishop of Vigevano, Italy |
| 4 Jul | | Appointed | Andrés Santos Quintana (de Sampedro) † | Bishop of Teruel, Spain | Archbishop of Zaragoza, Spain |
| 5 Jul | | Appointed | Piotr Dunin Wolski † | Bishop of Płock, Poland |
| Appointed | Piotr Myszkowski † | Bishop of Kraków, Poland |
| 8 Jul | 58.1 | Died | Veit von Würtzburg † | Bishop of Bamberg, Germany |
| 9 Jul | 60.5 | Died | Andrés Oviedo, S.J. † | Bishop of Foreign Diocese |
| 19 Jul | | Appointed | Marcin Białobrzeski, O. Cist. † | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine |
| Appointed | Pietro Cedolini † | Bishop of Nona (Nin), Croatia | Bishop of Hvar (Lesina), Croatia |
| 46.1 | Appointed | Federico Cornaro (Sr.), O.S.Io.Hieros. † | Cardinal, Bishop of Padova {Padua}, Italy |
| Appointed | Pomponio Cotta † | Bishop of Novara, Italy |
| 40.5 | Appointed | Gerolamo Ragazzoni † | Bishop of Bergamo, Italy |
| 23 Jul | 73.5 | Died | Scipione Rebiba † | Cardinal, Cardinal-Bishop of Sabina |
| 31 Jul | 39.6 | Appointed | Luigi d’Este † | Cardinal-Deacon of Sant’Angelo in Pescheria | Cardinal, Bishop Emeritus of Ferrara, Italy |
| 54.6 | Appointed | Giacomo Savelli † | Cardinal-Bishop of Sabina | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 58.6 | Appointed | Giovanni Antonio Serbelloni † | Cardinal-Priest of Santa Maria in Trastevere | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 3 Aug | | Appointed | Giovanni Domenico Marcot (Malcoto detto Foconio), O.P. † | Coadjutor Archbishop of Split (Spalato), Croatia | Archbishop |
| 14 Aug | | Appointed | Giovanbattista Maremonti † | Bishop of Sora, Italy |
| 35.8 | Appointed | Domenico Pinelli (Sr.) † | Bishop of Fermo, Italy | Cardinal, Bishop Emeritus |
| Appointed | Meliaduce Suico † | Bishop of Carinola (Calina), Italy |
| 20 Aug | | Selected | Johann Georg Zobel von Giebelstadt † | Bishop of Bamberg, Germany | Bishop-Elect |
| 28 Aug | | Died | Francisco Andrés de Carvajal, O.F.M. † | Archbishop of Santo Domingo, Dominican Republic |
| Sep | | Born | Rodrigo da Cunha † | Lisboa | Archbishop of Lisboa {Lisbon}, Portugal |
| 5 Sep | 45.7 | Resigned | Salentin von Isenburg † | Bishop-Elect of Paderborn, Germany | Former Archbishop-Elect of Köln {Cologne}, Germany |
| 6 Sep | 65.1 | Appointed | Diego de Covarrubias y Leiva † | Archbishop (Personal Title) of Cuenca, Spain | Bishop |
| 65.6 | Appointed | Gaspar de Quiroga y Vela † | Cardinal, Archbishop of Toledo, Spain |
| 9 Sep | | Died | Dionisio de Santos, O.P. † | Bishop of Cartagena, Colombia |
| 11 Sep | | Appointed | Vincenzo Cutelli † | Bishop of Catania, Italy | Bishop Emeritus |
| Appointed | Diego Deza Tello † | Bishop of Jaén, Spain |
| Appointed | Pedro del Frago Garcés † | Bishop of Huesca, Spain |
| 68.5 | Appointed | Gregorio Antonio Gallo de Andrade † | Bishop of Segovia, Spain |
| Appointed | Alvaro Hurtado de Mendoza y Sarmiento † | Bishop of Palencia, Spain |
| Appointed | Cesare Marullo † | Archbishop of Palermo, Italy |
| Appointed | Juan Méndez de Salvatierra † | Archbishop of Granada, Spain |
| Appointed | Juan Ochoa Salazar † | Bishop of Calahorra y La Calzada, Spain | Bishop of Plasencia, Spain |
| Appointed | Pedro Serrano Téllez † | Bishop of Coria, Spain |
| 13 Sep | 45.7 | Resigned | Salentin von Isenburg † | Archbishop-Elect of Köln {Cologne}, Germany | Former Archbishop-Elect |
| 16 Sep | | Died | Johannes Kridt † | Auxiliary Bishop of Münster, Germany |
| 21 Sep | | Ordained Priest | Decio Caracciolo Rosso † | Priest | Archbishop of Bari (-Canosa), Italy |
| 22 Sep | | Ordained Bishop | Vincenzo Cutelli † | Bishop of Catania, Italy | Bishop Emeritus |
| 27 Sep | 65.2 | Died | Diego de Covarrubias y Leiva † | Bishop of Cuenca, Spain |
| 3 Oct | 44.2 | Appointed | Mark Sittich von Hohenems (Altemps) † | Cardinal-Priest of Santa Maria degli Angeli | Cardinal, Bishop Emeritus of Konstanz {Constance}, Germany |
| 4 Oct | | Born | Guido Bentivoglio d’Aragona † | Ferrara, Italy | Cardinal, Cardinal-Bishop of Palestrina |
| 7 Oct | | Born | Ferdinand von Bayern † | München | Archbishop-Elect of Köln {Cologne}, Germany |
| 9 Oct | | Appointed | Marcello Franci † | Bishop of Bova, Italy |
| Appointed | Juan Rojas † | Bishop of Agrigento (Girgenti), Italy |
| 14 Oct | 68.2 | Appointed | Bernardo de Fresneda, O.F.M. † | Archbishop of Zaragoza, Spain |
| 28 Oct | | Died | Francisco Pérez † | Archbishop of Cagliari, Italy |
| 30 Oct | | Appointed | Girolamo Leoni † | Archbishop of Chieti, Italy |
| 2 Nov | 45.8 | Died | Innocenzo Ciocchi del Monte † | Cardinal, Cardinal-Deacon of Santa Maria in Via Lata |
| 3 Nov | 24.8 | Ordained Priest | Rafael Rovirola † | Priest | Bishop of Barcelona, Spain |
| 5 Nov | 24.8 | Ordained Priest | Onofre Reart † | Priest | Bishop Emeritus of Gerona, Spain |
| 8 Nov | 39.9 | Appointed | Antonio Carafa † | Cardinal-Deacon of Santa Maria in Via Lata | Cardinal, Cardinal-Priest of Santi Giovanni e Paolo |
| 36.1 | Appointed | Filippo Guastavillani † | Cardinal-Deacon of Santa Maria in Cosmedin | Cardinal, Cardinal-Deacon of Sant’Eustachio |
| 46.9 | Appointed | Miguel Thomas de Taxaquet † | Bishop of Lérida, Spain |
| 13 Nov | | Appointed | Natale Venier † | Archbishop of Zadar (Zara), Croatia |
| 24 Nov | 46.9 | Ordained Bishop | Miguel Thomas de Taxaquet † | Bishop of Lérida, Spain |
| 29 Nov | 30.9 | Appointed | Francesco Cornaro (Jr.) † | Bishop of Treviso, Italy | Cardinal, Bishop Emeritus |
| Appointed | Bernardino Suriano † | Archbishop of Corfů, Greece |
| Dec | | Died | Juan Méndez de Villafranca, O.P. † | Bishop of Santa Marta, Colombia |
| 5 Dec | 30.1 | Selected | Gebhard Truchseß von Waldburg † | Archbishop of Köln {Cologne}, Germany | Former Archbishop-Elect |
| 11 Dec | 19.5 | Appointed | Andreas von Austria (Österreich) † | Cardinal-Priest of Santa Maria Nuova | Cardinal, Bishop of Konstanz {Constance}, Germany |
| 60.9 | Appointed | Wojciech Staroźrebski Sobiejuski † | Bishop of Przemyśl, Poland |
| 14 Dec | | Died | Giambattista Milanese † | Bishop of Marsi, Italy |
| 19 Dec | 59.0 | Died | Antonio Manrique Valencia † | Bishop of Pamplona, Spain |
| 22 Dec | 68.3 | Died | Bernardo de Fresneda, O.F.M. † | Archbishop of Zaragoza, Spain |