| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Born | Fernando Acevedo González † | Hoznayo | Archbishop of Burgos, Spain |
| 65.9 | Appointed | René de Birague † | Bishop of Lodčve, France | Cardinal, Bishop Emeritus |
| Born | Paolo Cajatia † | | Bishop of Ariano, Italy |
| Born | Pietro Colletti † | | Bishop of Chiron, Greece |
| 48.1 | Ordained Bishop | Diego de Landa, O.F.M. † | Bishop of Yucatán (Mérida), México |
| Died | Pedro de la Torre, O.F.M. † | Bishop of Paraguay |
| Born | Pietro Emo, C.R. † | Venezia | Bishop of Crema, Italy |
| Appointed | Francesco Galbiati † | Bishop of Ventimiglia, Italy |
| 45.3 | Resigned | Tolomeo Gallio † | Archbishop of Manfredonia, Italy | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| Born | Sigismondo Gambacorta, C.R.S.A. † | Napoli | Bishop of Telese o Cerreto Sannita, Italy |
| Died | Giulio Cesare de Gennaro † | Bishop of Nicotera, Italy |
| Born | Angelo Gozzadini † | | Bishop of Civita Castellana e Orte, Italy |
| Died | Miguel Ibáńez † | Archbishop of Sassari, Italy |
| Died | Juan Jubí, O.F.M. † | Auxiliary Bishop of Barcelona, Spain |
| 20.9 | Converted | Melchior Klesl † | Cardinal, Bishop of Wien, Austria |
| Born | Ehrenfried von Kuenburg † | Vahenlueg | Bishop of Chiemsee, Germany |
| Born | Giambattista Leni † | Rome | Cardinal, Bishop of Ferrara, Italy |
| Born | Giovanni (Diego) Lopez de Andrada, O.S.A. † | Ulixbonen | Archbishop of Otranto, Italy |
| Born | Stanisław Łoza † | Lozi | Auxiliary Bishop of Lutsk (Łuck), Ukraine |
| Resigned | Pietro Giacomo Malombra † | Bishop of Cariati e Cerenzia, Italy | Bishop Emeritus |
| Appointed | Sigismondo Mangiaruga † | Bishop of Oppido Mamertina, Italy |
| Died | Marzio de Marzi Medici † | Bishop of Marsico Nuovo, Italy |
| Died | Felice de Massimi † | Bishop of Cittŕ Ducale, Italy |
| Resigned | Gerolamo Melchiori † | Bishop of Macerata, Italy | Bishop Emeritus |
| Resigned | Gerolamo Melchiori † | Bishop of Recanati, Italy | Bishop Emeritus of Macerata, Italy |
| Born | Gerolamo Mezzamico † | Castel Bolognese | Bishop of Trevico, Italy |
| Born | Pietro Niccolini † | Firenze | Archbishop of Firenze {Florence}, Italy |
| Born | Adam Nowodworski † | Plocen | Bishop of Poznań, Poland |
| Born | Paolo Palumbo, C.R. † | Napoli | Bishop of Cassano all’Jonio, Italy |
| Appointed | Joseph Parpaglia † | Archbishop of Tarentaise (Moűtiers-en-Tarentaise), France |
| 68.9 | Resigned | Scipione Rebiba † | Titular Patriarch of Constantinople | Cardinal, Cardinal-Bishop of Sabina |
| Born | Antonio Ricci † | Florence | Bishop of Arezzo, Italy |
| Born | Sebastiano o Settimio Roberti (-Vittori) † | | Bishop Emeritus of Tricarico, Italy |
| Born | David Rothe † | Kilkenny | Bishop of Ossory, Ireland |
| Resigned | Alessandro Ruffino † | Bishop of Melfi e Rapolla, Italy |
| Resigned | Girolamo Savorgnano † | Bishop of Šibenik (Knin), Croatia | Bishop Emeritus |
| Born | Innocentius Serpa, C.R.L. † | | Bishop of Pula (Pola), Croatia |
| Born | Pedro de Solier y Vargas, O.S.A. † | Barajas, Spain | Archbishop of Santo Domingo, Dominican Republic |
| Appointed | Christoph Andreas von Spaur † | Bishop of Gurk, Austria | Bishop of Brixen {Bressanone}, Italy |
| Died | Stanislaus Szezniski † | Auxiliary Bishop of Poznań, Poland |
| Resigned | Fernando de Tavora, O.P. † | Bishop of Funchal, Portugal | Bishop Emeritus |
| Died | Jérôme de Valperga † | Archbishop of Tarentaise (Moűtiers-en-Tarentaise), France |
| Born | Cesare Ventimiglia † | Benevento | Bishop of Terracina, Priverno e Sezze, Italy |
| Died | Alphonse Vercelli † | Bishop of Lodčve, France |
| Jan | 51.4 | Resigned | Giovanni Battista Castagna † | Archbishop of Rossano, Italy | Pope (Roma {Rome}, Italy) |
| 6 Jan | 47.7 | Ordained Bishop | Franciszek Krasiński † | Bishop of Kraków, Poland |
| 9 Jan | 40.6 | Resigned | Giulio Antonio Santorio † | Cardinal, Archbishop of Santa Severina, Italy |
| Appointed | Francesco Antonio Santorio † | Archbishop of Santa Severina, Italy | Archbishop of Acerenza e Matera, Italy |
| 10 Jan | | Born | Juan Serrano Ortiz, O.F.M. † | Alcázar de San Juan, Spain | Bishop of Acerno, Italy |
| 16 Jan | | Appointed | Juan Beltrán de Guevara † | Titular Archbishop of Nicaea | Bishop Emeritus of Mazara del Vallo, Italy |
| Resigned | Juan Beltrán de Guevara † | Bishop of Mazara del Vallo, Italy | Bishop Emeritus |
| Appointed | Antonio Lombardo † | Bishop of Mazara del Vallo, Italy | Archbishop of Messina, Italy |
| 17 Jan | 63.0 | Died | Pedro Ponce de Léon † | Bishop of Plasencia, Spain |
| 23 Jan | 52.1 | Appointed | Stefano Bonucci † | Bishop of Alatri, Italy | Cardinal, Bishop of Arezzo, Italy |
| Appointed | Lancillotto Lancellotti † | Archbishop of Rossano, Italy |
| Appointed | Pietro Persio † | Bishop of Nusco, Italy |
| 25 Jan | | Ordained Bishop | Johann Grodecký † | Bishop of Olomouc (Olmütz), Czech Republic |
| 27 Jan | 49.1 | Died | Diego Ramírez Sedeńo de Fuenleal † | Bishop of Pamplona, Spain |
| 1 Feb | 36.2 | Ordained Bishop | Giovanni Francesco Bonomigni † | Bishop of Vercelli, Italy |
| 9 Feb | 48.1 | Resigned | Giovanni Aldobrandini † | Bishop of Imola, Italy | Cardinal, Bishop Emeritus |
| Appointed | Giovan Mario de Alessandris † | Bishop of Mileto, Italy |
| 38.1 | Resigned | Ińigo Avalos de Aragón, O.S. † | Bishop of Mileto, Italy | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 56.1 | Appointed | Vincenzo Ercolano (Herculani), O.P. † | Bishop of Imola, Italy | Bishop of Perugia, Italy |
| Died | Pietro Gritti † | Bishop of Poreč (Parenzo), Croatia |
| Appointed | Cesare Nores † | Bishop of Poreč (Parenzo), Croatia |
| 58.1 | Appointed | Felipe Urríes Urríes, O.P. † | Bishop of Barbastro, Spain |
| 19 Feb | | Appointed | Vincenzo de Siena, O.P. † | Bishop of Sarno, Italy |
| 23 Feb | | Died | Burchard Oberg † | Bishop of Hildesheim, Germany |
| Mar | | Ordained Bishop | Francesco Antonio Santorio † | Archbishop of Santa Severina, Italy | Archbishop of Acerenza e Matera, Italy |
| 3 Mar | | Appointed | Martín Martínez de Villar † | Archbishop (Personal Title) of Barcelona, Spain | Bishop |
| 7 Mar | 18.2 | Selected | Ernst von Bayern † | Bishop of Hildesheim, Germany | Archbishop-Elect of Köln {Cologne}, Germany |
| 9 Mar | 37.8 | Appointed | Alessandro Ottaviano de’ Medici † | Bishop of Pistoia, Italy | Pope (Roma {Rome}, Italy) |
| 37.8 | Ordained Bishop | Alessandro Ottaviano de’ Medici † | Bishop of Pistoia, Italy | Pope (Roma {Rome}, Italy) |
| Appointed | Sebastiano Maffo † | Bishop of Cariati e Cerenzia, Italy |
| 24 Mar | | Born | Giovanni (Giannettino) Doria † | Genoa | Cardinal, Archbishop of Palermo, Italy |
| 30 Mar | 30.3 | Appointed | Ferdinando Farnese † | Bishop of Parma, Italy | Bishop Emeritus |
| Appointed | Leonardo Liparola † | Bishop of Nicotera, Italy |
| 39.2 | Resigned | Alessandro Sforza † | Bishop of Parma, Italy | Cardinal, Bishop Emeritus |
| 2 Apr | 59.1 | Died | Otto Truchseß von Waldburg † | Cardinal, Bishop of Augsburg, Germany |
| 8 Apr | 35.3 | Appointed | Antonio Carafa † | Cardinal-Deacon of Santa Maria in Cosmedin | Cardinal, Cardinal-Priest of Santi Giovanni e Paolo |
| Appointed | Francesco Guinigi † | Bishop of Corneto (Tarquinia) e Montefiascone, Italy |
| 69.2 | Appointed | Scipione Rebiba † | Cardinal-Bishop of Albano | Cardinal, Cardinal-Bishop of Sabina |
| 74.4 | Appointed | Giovanni Ricci † | Cardinal-Bishop of Sabina | Cardinal, Archbishop of Pisa, Italy |
| 40.0 | Appointed | Giulio della Rovere † | Cardinal-Bishop of Palestrina | Cardinal, Archbishop of Ravenna, Italy |
| Appointed | Giuseppe Sappi † | Archbishop of Manfredonia, Italy |
| 50.3 | Appointed | Giacomo Savelli † | Cardinal-Priest of Santa Maria in Trastevere | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 27 Apr | | Appointed | Jerónimo Barreto † | Bishop of Funchal, Portugal | Bishop of Faro {Algarve}, Portugal |
| Appointed | Giorgio Rautgartler (Reitgherlet) † | Bishop of Pedena, Austria |
| 12 May | 29.4 | Ordained Priest | Juan Orozco Covarrubias y Leiva † | Priest | Bishop of Guadix, Spain |
| 15 May | | Appointed | István Radeczy de Zemche † | Bishop of Eger, Hungary |
| 16 May | | Died | Nicolaas van der Borcht † | Bishop of Middelburg, Netherlands |
| 18 May | 35.8 | Selected | Johann Eglof von Knöringen † | Bishop of Augsburg, Germany | Bishop-Elect |
| 29 May | | Died | Bertrand de Marillac, O.F.M. † | Bishop of Rennes, France |
| 27.6 | Confirmed | Hermann von Schaumberg † | Bishop of Minden, Germany | Former Bishop-Elect |
| 59.4 | Resigned | Guglielmo Sirleto † | Bishop of Squillace, Italy | Cardinal, Bishop Emeritus |
| 5 Jun | 69.0 | Elevated to Cardinal | Anton Vrancic (Verancsics) † | Cardinal, Archbishop of Esztergom, Hungary |
| 10 Jun | | Appointed | Galeazzo Moroni † | Bishop of Macerata, Italy | Bishop of Macerata e Tolentino, Italy |
| Appointed | Galeazzo Moroni † | Bishop of Recanati, Italy | Bishop of Macerata e Tolentino, Italy |
| 11 Jun | 64.4 | Died | Leonardo Marini, O.P. † | Bishop Emeritus of Alba (Pompea), Italy |
| 15 Jun | 69.0 | Died | Anton Vrancic (Verancsics) † | Cardinal, Archbishop of Esztergom, Hungary |
| 17 Jun | | Appointed | Pedro de Moya y Contreras † | Archbishop of México, Federal District |
| Appointed | Agostino Quinzio, O.P. † | Bishop of Korčula (Curzola, Cursola), Croatia | Bishop of Massa Lubrense, Italy |
| 23 Jun | | Appointed | Luca Spingaroli, O.P. † | Bishop of Šibenik (Knin), Croatia |
| 26 Jun | | Appointed | Joannes Wegorzenuski, O. Cist. † | Titular Bishop of Aenus |
| 1 Jul | | Ordained Bishop | Cesare Gromis † | Bishop of Aosta, Italy |
| 3 Jul | | Appointed | Aymar Hennequin † | Bishop of Rennes, France |
| Appointed | Pompilio Perotti † | Bishop of Cittŕ Ducale, Italy | Bishop of Guardialfiera (Guardia), Italy |
| 4 Jul | 91.2 | Died | Ludovico Chericato (Chierepati), O.F.M. † | Archbishop Emeritus of Bar (Antivari), Montenegro |
| 12 Jul | | Born | Guillaume Le Gouverneur † | Saint-Malo | Bishop of Saint-Malo, France |
| 31 Jul | 36.0 | Confirmed | Johann Eglof von Knöringen † | Bishop of Augsburg, Germany | Bishop-Elect |
| 43.6 | Appointed | Juan Vich Manrique de Lara † | Bishop of Mallorca, Spain | Archbishop of Tarragona, Spain |
| 12 Aug | | Appointed | Aires da Silva † | Bishop of Porto, Portugal |
| 14 Aug | 58.6 | Ordained Bishop | Felipe Urríes Urríes, O.P. † | Bishop of Barbastro, Spain |
| 26 Aug | | Appointed | François de La Tour † | Bishop of Quimper, France | Bishop Emeritus |
| Born | André Frémyot † | Dijon | Archbishop Emeritus of Bourges, France |
| Appointed | Antonio Poli (de Mathaeis), O.F.M. † | Bishop of Bosnia, Croatia |
| Appointed | Prospero Rebiba † | Titular Patriarch of Constantinople | Bishop of Troia, Italy |
| 7 Sep | 48.7 | Died | Giovanni Aldobrandini † | Cardinal, Bishop Emeritus of Imola, Italy |
| 8 Sep | | Born | Georg Friedrich Greiffenclau von Vollrads † | | Archbishop of Mainz, Germany |
| 16 Sep | | Appointed | Andrea Matteo Acquaviva d’Aragona † | Archbishop of Cosenza, Italy |
| Appointed | Orazio Caracciolo † | Bishop of Venafro, Italy |
| 41.7 | Resigned | Flavio Orsini † | Administrator of Cosenza, Italy | Cardinal, Bishop of Spoleto, Italy |
| Born | Johannes Pelking (Pelcking), O.F.M. Conv. † | Münster | Auxiliary Bishop of Paderborn, Germany |
| 28 Sep | | Died | Antoine Herlault † | Bishop of Chalons-sur-Saône, France |
| Oct | 54.8 | Died | Pedro Leităo † | Bishop of Săo Salvador da Bahia, Brazil |
| 4 Oct | 18.8 | Confirmed | Ernst von Bayern † | Bishop of Hildesheim, Germany | Archbishop-Elect of Köln {Cologne}, Germany |
| 8 Oct | | Installed | Antonio Ruíz de Morales y Molina, O.S. † | Bishop of Tlaxcala, México |
| 9 Oct | | Appointed | Raymond Cavalésy, O.P. † | Bishop of Nîmes, France |
| 11 Oct | | Born | Jacques Boonen † | Antwerpen | Archbishop of Mechelen, Belgium |
| 13 Oct | | Died | Urban Sagstetter † | Bishop of Gurk, Austria |
| 16 Oct | | Died | Francisco Mejía de Molina, O.P. † | Auxiliary Bishop of Sigüenza, Spain |
| Nov | | Died | Salvatore Caracciolo, C.R. † | Archbishop of Conza, Italy |
| 8 Nov | | Born | Francisco Hurtado de Mendoza y Ribera † | Santa Olalla | Bishop Emeritus of Plasencia, Spain |
| 12 Nov | | Died | Christian Krypper † | Auxiliary Bishop of Passau, Germany |
| 66.0 | Died | Friedrich von Wirsberg † | Bishop of Würzburg, Germany |
| 16 Nov | | Appointed | Jacques Fouré, O.P. † | Bishop of Chalons-sur-Saône, France |
| Appointed | François Thomé † | Bishop of Saint-Malo, France | Bishop Emeritus |
| 21 Nov | | Ordained Bishop | Pedro de Moya y Contreras † | Archbishop of México, Federal District |
| 1 Dec | 28.7 | Appointed | Julius Echter von Mespelbrunn † | Bishop of Würzburg, Germany |
| 7 Dec | | Born | Odoardo Farnese † | Parma, Italy | Cardinal, Cardinal-Bishop of Frascati |
| 9 Dec | 53.2 | Resigned | Alessandro Farnese (Jr.) † | Archbishop of Monreale, Italy | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 41.9 | Confirmed | Salentin von Isenburg † | Archbishop of Köln {Cologne}, Germany | Former Archbishop-Elect |
| 40.1 | Appointed | Ludovico de Torres (I) † | Archbishop of Monreale, Italy |
| 20 Dec | | Ordained Bishop | François de La Tour † | Bishop of Quimper, France | Bishop Emeritus |
| 27 Dec | | Born | Cristóbal de Torres, O.P. † | Burgos, Spain | Archbishop of Santafé en Nueva Granada, Colombia |
| 28 Dec | 53.0 | Died | Antonio Altoviti † | Archbishop of Firenze {Florence}, Italy |
| 31 Dec | 40.2 | Ordained Bishop | Ludovico de Torres (I) † | Archbishop of Monreale, Italy |