| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Died | Corrado Asinari † | Bishop of Vercelli, Italy |
| Born | Jan Baikowski † | | Auxiliary Bishop of Poznań, Poland |
| Born | Jean de Belleau † | | Bishop of Meaux, France |
| 48.0 | Appointed | Francesco Bonfiglio, O.F.M. Conv. † | Minister General of Order of Friars Minor Conventual | Bishop of Ascoli Satriano (Puglia), Italy |
| Died | Claudio Borghese † | Bishop of Grosseto, Italy |
| 27.7 | Resigned | Charles Bourbon de Vendôme † | Administrator of Bayeux, France | Cardinal, Archbishop-Elect of Rouen, France |
| Born | Lazzaro Carafino † | | Bishop of Como, Italy |
| Born | Vencent Cavaselice † | | Bishop of Carinola (Calina), Italy |
| Resigned | Gaspare Cenci † | Bishop of Melfi e Rapolla, Italy | Bishop Emeritus |
| Died | Bartolomeo Corsini † | Bishop of Bova, Italy |
| Appointed | Juan d’Espinar † | Prelate of Santa Lucia del Mela, Italy |
| Died | Antonio de Hervias, O.P. † | Bishop of Cartagena, Colombia |
| 60.0 | Died | Beatus di Porta † | Bishop Emeritus of Chur, Switzerland |
| Died | Francesco Maria Enrici † | Bishop of Senigallia, Italy |
| Born | Jean-Jacques de Fleyres † | | Bishop of Saint-Pons-de-Thomières, France |
| Born | Mikołaj Gabriel Fredro, O.F.M. † | | Bishop of Bacău, Romania |
| Died | Antonio García de Valtorres, O. Cist. † | Auxiliary Bishop of Zaragoza, Spain |
| Died | Agustín Gaillart, O.S.B. † | Bishop of Elne, France |
| Died | Jerónimo García, O.SS.T. † | Bishop of Bosa, Italy |
| Born | Benedetto Geraci † | | Bishop of Lipari, Italy |
| Born | Vincenzo Giustiniani † | | Bishop of Brescia, Italy |
| Died | Giovanni Bernardino Grandopoli † | Bishop of Lettere (-Gragnano), Italy |
| Died | Denis Hurault † | Former Bishop-Elect of Orléans, France |
| Born | Szymon Jackiewicz-Stawrowski, O.S.B.M. † | | Coadjutor Bishop Emeritus of Kyiv-Halyč {Kiev} (Ukrainian), Ukraine |
| Died | Jean Jagotius † | Bishop of Lescar, France |
| Born | Kaspar Karas von Rhomstein † | | Auxiliary Bishop of Olomouc (Olmütz), Czechia |
| Born | Mikołaj Krosnowski † | | Archbishop of Lviv, Ukraine |
| Born | François de Lafayette † | | Bishop of Limoges, France |
| Born | Alphonse de La Croix de Chevrières † | | Bishop Emeritus of Grenoble, France |
| Born | René Leclerc, O.M. † | | Bishop of Glandèves, France |
| Born | Jacques Le Noël du Perron † | | Bishop of Évreux, France |
| Born | Hernando de Lobo Castrillo, O. Carm. † | | Bishop of Puerto Rico (Porto Rico) |
| 53.0 | Died | Stefano Lusignano, O.P. † | Bishop of Nemosia (Limasol), Cyprus |
| Born | Mansueto Merati, B. † | | Bishop of Acerra, Italy |
| Born | Christophe de Morlet † | | Bishop of Saint-Omer, France |
| Ordained Priest | Stephan Nebelmair † | Priest | Auxiliary Bishop of Regensburg, Germany |
| Died | Miler O’Higgins † | Archbishop of Tuam, Ireland |
| Born | Pedro Orozco, O.F.M. † | | Auxiliary Bishop of Toledo, Spain |
| Born | Juan de Orta y Moreno † | | Bishop of Orihuela, Spain |
| Born | Petras Parčevskis † | | Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| Died | Annibal Pauli † | Bishop of Cervia, Italy |
| Born | Richard Paul Stravius † | | Auxiliary Bishop of Köln {Cologne}, Germany |
| Resigned | Giovanni Evangelista Pelleo, O.F.M. Conv. † | Minister General of Order of Friars Minor Conventual | Bishop of Sant’Agata de’ Goti, Italy |
| 28.0 | Ordained Priest | Miguel Pereira † | Priest | Bishop of São Salvador da Bahia de Todos os Santos, Brazil |
| 48.1 | Appointed | Domenico Pinelli (Sr.) † | Prefect of the Congregation of the Sacred Consulta | Cardinal, Bishop Emeritus of Fermo, Italy |
| 69.8 | Died | Vincenzo Portico † | Archbishop Emeritus of Dubrovnik (Ragusa), Croatia |
| Born | Stanisław Pstrokoński † | | Bishop of Chełm, Poland |
| 49.5 | Ordained Bishop | Gaspar Punter i Barreda † | Bishop of Tortosa, Spain |
| Born | Arcasio Ricci † | | Bishop of Gravina (di Puglia), Italy |
| 16.0 | Converted | Yosyf Ivan Veliamyn-Rutskyi, O.S.B.M. † | Archbishop of Kyiv-Halyč {Kiev} (Ukrainian), Ukraine |
| Born | Marc Scurra, O.F.M. † | | Archbishop of Durrës (Durazzo), Albania |
| Born | István Sennyey † | | Bishop of Győr (Raab), Hungary |
| Born | Piotr Jan Sokołowski † | | Auxiliary Bishop of Chelmno (Culma, Kulm), Poland |
| Born | Alessandro Sperelli, C.O. † | | Bishop of Gubbio, Italy |
| Died | Tommaso Sperandio Corbelli † | Bishop of Bagnoregio (Bagnorea), Italy |
| Born | Scipione Tancredi † | | Bishop of Montalcino, Italy |
| 70.0 | Died | Fernando de Toledo de Oropesa † | Priest |
| Born | François de La Valette Cornusson † | | Bishop of Vabres, France |
| Appointed | Daniel Vladimirovich, O.F.M. † | Bishop of Duvno, Bosnia and Herzegovina |
| Born | Johann Walterfinger, O.S.B. † | | Auxiliary Bishop of Wien, Austria |
| Born | Sigismond Zongor † | | Bishop of Oradea Mare {Gran Varadino, Nagyvárad}, Romania |
| Jan | | Born | Ferdinando Millini † | | Bishop of Imola, Italy |
| 8 Jan | 59.0 | Appointed | Marcello Acquaviva † | Apostolic Nuncio to Venice, Italy | Archbishop Emeritus of Otranto, Italy |
| 31.5 | Ordained Bishop | Andreas von Austria (Österreich) † | Cardinal, Bishop of Konstanz {Constance}, Germany |
| 46.0 | Resigned | Girolamo Matteucci † | Apostolic Nuncio to Venice, Italy | Bishop of Viterbo e Tuscania, Italy |
| 15 Jan | 29.6 | Installed | Guido Pepoli † | Cardinal-Deacon of Santi Cosma e Damiano | Cardinal, Cardinal-Priest of San Pietro in Montorio |
| 52.0 | Installed | Mariano Pierbenedetti † | Cardinal-Priest of Santi Marcellino e Pietro | Cardinal, Cardinal-Bishop of Frascati |
| 22 Jan | | Appointed | Giannantonio Castruccio † | Bishop of Mondovi, Italy |
| 30.0 | Appointed | Lorenz Eiszepf † | Auxiliary Bishop of Eichstätt, Germany |
| 30.0 | Appointed | Lorenz Eiszepf † | Titular Bishop of Philadelphia in Arabia | Auxiliary Bishop of Eichstätt, Germany |
| 52.0 | Appointed | Wawrzyniec Goślicki † | Bishop of Chełm, Poland | Bishop of Poznań, Poland |
| 24 Jan | 80.0 | Died | Luis Zapata de Cárdenas, O.F.M. Rec. † | Archbishop of Santafé en Nueva Granada, Colombia |
| 29 Jan | | Appointed | Iñigo de Avalos, C.R.L. † | Bishop of Ischia, Italy |
| 2 Feb | 52.0 | Died | Martin Medek z Mohelnice, O. Cruc. † | Archbishop of Praha {Prague}, Czechia |
| 4 Feb | 69.0 | Ordained Bishop | Agustín de Cisneros Montesa † | Bishop of La Imperial, Chile |
| 5 Feb | 70.0 | Appointed | Lelio Zanchi † | Bishop of Rethymo (Calamona), Greece |
| 7 Feb | | Born | Berthold Nihus † | | Auxiliary Bishop of Mainz, Germany |
| 12 Feb | | Appointed | Stanisław Gomoliński † | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine | Bishop of Lutsk (Łuck), Ukraine |
| 13 Feb | 25.3 | Selected | Georges d’Aradon † | Bishop of Vannes, France |
| 15 Feb | 58.1 | Died | Domingo de Alzola, O.P. † | Bishop of Guadalajara, Jalisco, México |
| 19 Feb | 36.1 | Appointed | Otto Schenking † | Bishop of Wenden (Windau), Poland |
| 24 Feb | 70.1 | Died | Claudio Marescotti, O.S.B. † | Bishop of Strongoli, Italy |
| 4 Mar | | Born | Pedro (de Santiago) Anglada Sánchez, O.A.R. † | | Bishop of Lérida, Spain |
| 19 Mar | | Born | Henri Sylvius, O.S.C. † | | Auxiliary Bishop of Liège, Belgium |
| 21 Mar | | Appointed | Claudio Vico † | Bishop of Strongoli, Italy |
| 23 Mar | 54.1 | Installed | Gregorio Petrocchini, O.S.A. † | Cardinal-Priest of Sant’Agostino | Cardinal, Cardinal-Bishop of Palestrina |
| 28 Mar | 16.2 | Professed | Cristóbal de Torres, O.P. † | Member of Order of Friars Preachers | Archbishop of Santafé en Nueva Granada, Colombia |
| 52.4 | Appointed | Gianfrancesco Morosini † | Cardinal-Priest of Santa Maria in Via | Cardinal, Bishop of Brescia, Italy |
| Apr | | Born | Raphaël de Bologne † | | Bishop of Digne, France |
| 1 Apr | 30.2 | Ordained Bishop | Lorenz Eiszepf † | Titular Bishop of Philadelphia in Arabia | Auxiliary Bishop of Eichstätt, Germany |
| 4 Apr | 25.3 | Appointed | Philibert François (Filiberto) Milliet de Faverges † | Coadjutor Bishop of Saint-Jean-de-Maurienne, France | Archbishop of Torino {Turin}, Italy |
| 25.3 | Appointed | Philibert François (Filiberto) Milliet de Faverges † | Titular Bishop of Hierapolis in Isauria | Archbishop of Torino {Turin}, Italy |
| 13 Apr | 48.2 | Ordained Bishop | Juan de Izquierdo, O.F.M. Obs. † | Bishop of Yucatán (Mérida), México |
| 17 Apr | | Died | Giovanni Battista Bracelli † | Bishop of Luni e Sarzana, Italy |
| 27 Apr | | Died | Ludovico Michelio † | Bishop of Alba (Pompea), Italy |
| 9 May | 28.1 | Succeeded | Charles Bourbon de Vendôme † | Archbishop of Rouen, France | Cardinal, Archbishop-Elect |
| 66.6 | Died | Charles Bourbon de Vendôme † | Cardinal, Archbishop of Rouen, France |
| 14 May | 30.1 | Appointed | Giovanni Battista Salvago † | Bishop of Luni e Sarzana, Italy |
| 16 May | 56.3 | Died | Johannes Nas, O.F.M. Obs. † | Auxiliary Bishop of Brixen {Bressanone}, Italy |
| 18 May | 56.0 | Ordained Bishop | Pedro Castro Quiñones † | Archbishop of Granada, Spain | Archbishop of Sevilla {Seville}, Spain |
| 23 May | | Born | Francisco Rodríguez de Valcárcel † | | Bishop of Cartagena, Colombia |
| 25 May | | Died | Philippe Troussey, O. Praem. † | Auxiliary Bishop of Coutances, France |
| 10 Jun | | Died | Péter Herešinec (Heressinczy) † | Bishop of Győr (Raab), Hungary |
| 13 Jun | | Appointed | Duka Armani † | Bishop of Shkodrë (Scutari), Albania |
| 18 Jun | 60.4 | Appointed | Pieter Damant † | Bishop of Gent {Ghent, Gand}, Belgium |
| 24 Jun | 53.4 | Died | Annibale Grassi † | Bishop Emeritus of Faenza, Italy |
| 28 Jun | 67.4 | Died | Martin von Schaumberg † | Bishop of Eichstätt, Germany |
| 8 Jul | | Died | Sebastian Pollinger † | Auxiliary Bishop of Würzburg, Germany |
| 10 Jul | | Died | Nicolò Coret † | Bishop of Trieste, Italy |
| 13 Jul | | Born | Emilio Bonaventura Altieri † | | Pope (Roma {Rome}, Italy) |
| 16 Jul | | Appointed | Orazio Celsi † | Bishop of Melfi e Rapolla, Italy |
| 76.2 | Died | St. Bartolomé Fernandes dos Mártires, O.P. † | Archbishop Emeritus of Braga, Portugal |
| Appointed | Francesco Serini † | Bishop of Bagnoregio (Bagnorea), Italy |
| 30 Jul | | Appointed | Alberto Capriano † | Bishop of Alba (Pompea), Italy |
| 3 Aug | 87.0 | Died | Giovanni Trevisan, O.S.B. † | Patriarch of Venezia {Venice}, Italy |
| 7 Aug | 53.5 | Succeeded | Giovanni Fontana † | Bishop of Ferrara, Italy |
| Born | Charles de Habsburg (d’Autriche-Styrie) † | | Bishop of Brixen {Bressanone}, Italy |
| Died | Paolo Leoni † | Bishop of Ferrara, Italy |
| 13 Aug | 48.0 | Selected | Kaspar von Seckendorff † | Bishop of Eichstätt, Germany |
| Appointed | Marcantonio Visia (Vitia) † | Bishop of Vercelli, Italy | Bishop Emeritus |
| 14 Aug | | Died | Antonello de Fulgure † | Bishop of Sant’Angelo dei Lombardi e Bisaccia, Italy |
| 20 Aug | 59.6 | Died | Piotr Dunin Wolski † | Bishop of Płock, Poland |
| 27 Aug | 68.7 | Died | Felice Peretti Montalto, O.F.M. Conv. † | Pope (Roma {Rome}, Italy) |
| 29 Aug | 58.6 | Died | Pedro Fernández Temiño † | Bishop of Ávila, Spain |
| Sep | 52.0 | Ordained Priest | Lorenzo Priuli † | Priest of Venezia {Venice}, Italy | Cardinal, Patriarch |
| 4 Sep | | Died | Wolfgang Holl † | Auxiliary Bishop of Eichstätt, Germany |
| 15 Sep | 69.1 | Elected | Giovanni Battista Castagna † | Pope (Roma {Rome}, Italy) |
| 16 Sep | | Ordained Bishop | Alberto Capriano † | Bishop of Alba (Pompea), Italy |
| 17 Sep | | Born | Agostino Barbosa † | | Bishop of Ugento, Italy |
| 27 Sep | 69.1 | Died | Giovanni Battista Castagna † | Pope (Roma {Rome}, Italy) |
| 67.7 | Died | Sisto Visdomini (Vicedomini), O.P. † | Bishop of Modena, Italy |
| Oct | | Ordained Bishop | Marcantonio Visia (Vitia) † | Bishop of Vercelli, Italy | Bishop Emeritus |
| 2 Oct | | Died | Francisco Pacheco de Córdoba † | Bishop of Córdoba, Spain |
| 4 Oct | 32.6 | Succeeded | Alvise Cornaro † | Bishop of Padova {Padua}, Italy |
| 59.3 | Died | Federico Cornaro (Sr.), O.S.Io.Hieros. † | Cardinal, Bishop of Padova {Padua}, Italy |
| 10 Oct | 70.7 | Installed | Antonio Avendaño y Paz, O.F.M. Obs. † | Bishop of Quito, Ecuador |
| 14 Oct | 60.7 | Ordained Bishop | Pieter Damant † | Bishop of Gent {Ghent, Gand}, Belgium |
| 1 Nov | | Died | Juan de Zuazola † | Bishop of Astorga, Spain |
| 7 Nov | 70.8 | Died | Antonio Avendaño y Paz, O.F.M. Obs. † | Bishop of Quito, Ecuador |
| 10 Nov | | Born | Martino Alfieri † | | Archbishop of Cosenza, Italy |
| 11 Nov | | Died | Emilio Scataratica † | Bishop of Ravello, Italy |
| 25 Nov | | Born | Juan Alonso de Cuevas y Davalos † | | Archbishop of México, Federal District |
| 27 Nov | | Died | Muzio Bongiovanni † | Archbishop of Sorrento, Italy |
| 2 Dec | 26.3 | Ordained Priest | Nicolas Zoes (Zoesius) † | Priest | Bishop of ’s-Hertogenbosch (Bois-le-Duc), Netherlands |
| 5 Dec | 55.8 | Elected | Niccolò Sfondrati † | Pope (Roma {Rome}, Italy) |
| 8 Dec | 55.8 | Installed | Niccolò Sfondrati † | Pope (Roma {Rome}, Italy) |
| 12 Dec | | Born | Camillo Melzi † | | Cardinal, Archbishop of Capua, Italy |
| 19 Dec | 30.7 | Elevated to Cardinal | Paolo Emilio Sfondrati † | Cardinal, Bishop of Cremona, Italy |