| Date | Age | Event | Bishop | Title | Current Title |
|---|
| unknown | | Appointed | Franz Abstemius Bornemissa † | Bishop of Wiener Neustadt, Austria |
| Born | Ludovico Alferio † | | Bishop of San Marco (Argentano), Italy |
| Appointed | Elie-Hormez Habib Elias Asmar † | Archbishop of Diarbekir (Amida) (Chaldean), Turkey |
| Born | Angelo Baroni, O.P. † | | Bishop of Chioggia, Italy |
| Born | William Bishop † | | Vicar Apostolic of England (and Wales), Great Britain |
| Born | Pietro Campori † | | Cardinal, Bishop of Cremona, Italy |
| Died | Antonio de Cappo † | Bishop Emeritus of Ossero (Osor), Croatia |
| Appointed | Thomas Chetham, O.S.A. † | Auxiliary Bishop of London, England, Great Britain |
| Died | Benedetto Conversini † | Bishop of Jesi, Italy |
| 67.0 | Appointed | Melchiorre Crivelli (Cribelli), O.P. † | Auxiliary Bishop of Vigevano, Italy | Auxiliary Bishop of Milano {Milan}, Italy |
| 41.0 | Resigned | William Cunningham † | Bishop of Argyll (Lismore), Scotland, Great Britain | Bishop Emeritus |
| Died | Paolo de Cupis † | Bishop of Recanati, Italy |
| Died | Pietro Antonio de Angelis † | Bishop of Nepi e Sutri, Italy |
| 44.0 | Died | Paolo del Carretto † | Bishop of Cahors, France |
| Born | Martn Ignacio de Loyola, O.F.M. Obs. † | | Bishop of Paraguay (o Ssma Assunzione) |
| Died | Vicente de Peraza (Pirez), O.P. † | Bishop Emeritus of Panam |
| Died | Milon d’Illiers † | Bishop of Luon, France |
| 51.5 | Appointed | Clemente d’Olera, O.F.M. Obs. † | Minister General of Order of Observant Friars Minor | Cardinal, Bishop of Foligno, Italy |
| Born | Maschio Ferracuti † | | Bishop of Vieste, Italy |
| Appointed | Roland Baron Fitzgerald † | Archbishop of Cashel, Ireland |
| Born | Giovanni de Foss † | | Bishop of Castres, France |
| Appointed | Gabriel † | Bishop |
| Born | Agostino Galamini, O.P. † | | Cardinal, Bishop of Osimo, Italy |
| 56.0 | Appointed | Stephen Gardiner † | Bishop of Winchester, England, Great Britain |
| Born | Wolfgang von Hausen † | | Bishop of Regensburg, Germany |
| Appointed | Hnan-Jesu † | Archbishop of Mardin (Chaldean), Turkey |
| Appointed | Joseph † | Archbishop of Seert (Chaldean), Turkey |
| 47.0 | Resigned | Claude de La Guiche † | Bishop of Mirepoix, France | Bishop Emeritus |
| Died | Toribio Lpez † | Bishop of Miranda (do Douro), Portugal |
| 53.0 | Died | Roderick MacLean † | Bishop of The Isles (Sodor), Scotland, Great Britain |
| Died | Marco Malipiero † | Bishop of Hvar (Lesina), Croatia |
| Born | Pedro Manrique de Lara, O.S.A. † | | Archbishop of Zaragoza, Spain |
| Appointed | Ebed-Jesu Maron † | Archbishop of Gazireh (Gezira) (Chaldean), Turkey | Patriarch of Babylon {Babilonia} (Chaldean), Iraq |
| Born | Leonardo Mocenigo † | | Bishop of Ceneda, Italy |
| 64.0 | Ordained Bishop | Alfonso de Montufar, O.P. † | Archbishop of Mxico, Federal District |
| Appointed | Paolo Odescalchi † | Apostolic Nuncio to Switzerland | Bishop Emeritus of Penne e Atri, Italy |
| Resigned | Giacomo Ponzetti (Poncetti) † | Bishop of Molfetta, Italy | Bishop Emeritus |
| Born | Jan Andrzej Prchnicki † | | Archbishop of Lviv, Ukraine |
| 37.0 | Appointed | Ottaviano della Raverta (Rovere) † | Apostolic Nuncio to Switzerland | Bishop of Terracina, Priverno e Sezze, Italy |
| Born | Onofre Reart † | | Bishop Emeritus of Gerona, Spain |
| Born | Rafael Ripoz, O.P. † | | Bishop of Perpignan-Elne, France |
| Born | Francisco Gmez Rojas de Sandoval † | | Cardinal, Cardinal-Priest of San Sisto |
| Born | Rafael Rovirola † | | Bishop of Barcelona, Spain |
| Born | Bernardo de Salba, O.F.M. † | | Bishop of Urgell, Spain |
| Died | Agostino Sbardelatti † | Bishop of Vc, Hungary |
| Born | Orazio Spannocchi † | | Bishop of Chiusi, Italy |
| Appointed | Annibale Spatafora † | Bishop of Lipari, Italy |
| Died | Ivan Statilić (Statilio) † | Bishop of Transilvania, Erdly, Siebenbrgen, Romania |
| Born | Silvestro Tufo, C.R. † | | Bishop of Mottola (Motula), Italy |
| Died | Sebastiano Valenti † | Bishop of Terni, Italy |
| Died | Fabio Vigili † | Bishop of Spoleto, Italy |
| Jan | | Died | Torben Bilde † | Archbishop Emeritus of Lund, Sweden |
| 1 Jan | | Died | Juan Tormo † | Bishop of Vic, Spain |
| 18 Jan | 65.0 | Died | Benedykt Izdbieński † | Bishop of Poznań, Poland |
| 23 Jan | | Appointed | Cesare de’ Giacomelli † | Bishop of Belcastro, Italy |
| 5 Feb | | Ordained Bishop | Bernardino de Carmona † | Titular Bishop of Soltania | Auxiliary Bishop of Santiago de Compostela, Spain |
| 6 Feb | | Died | Jean de la Massonaye, O.S.A. † | Auxiliary Bishop of Mcon, France |
| Appointed | Antoine Hrouet † | Bishop of Digne, France |
| 20 Feb | 43.1 | Confirmed | Shimun (Jean-Simon) Sulaqa (Sulaka) † | Patriarch of Mossul (Chaldean), Iraq |
| 22 Feb | 59.1 | Confirmed | Eberhard von Hirnheim † | Bishop of Eichsttt, Germany |
| 28 Feb | | Died | Joo de Albuquerque, O.F.M. † | Bishop of Goa, India |
| 1 Mar | 31.5 | Appointed | Giovanni Battista Castagna † | Archbishop of Rossano, Italy | Pope (Roma {Rome}, Italy) |
| 46.1 | Appointed | Andrzej Czarnkowski † | Bishop of Poznań, Poland |
| 53.9 | Appointed | Giovanni Angelo de’ Medici † | Archbishop (Personal Title) of Cassano all’Jonio, Italy | Pope (Roma {Rome}, Italy) |
| 66.1 | Confirmed | George Dowdall, O.S.C. † | Archbishop of Armagh, Ireland |
| Appointed | Bernardino Figueroa † | Titular Archbishop of Nazareth | Archbishop of Brindisi, Italy |
| Appointed | Sebastiano Portico † | Archbishop of Dubrovnik (Ragusa), Croatia | Bishop of Foligno, Italy |
| 56.1 | Resigned | Girolamo Verallo † | Bishop of Capaccio, Italy | Cardinal, Archbishop Emeritus of Rossano, Italy |
| Appointed | Paolo Emilio Verallo † | Archbishop (Personal Title) of Capaccio, Italy | Bishop Emeritus |
| 6 Mar | 48.9 | Resigned | Alessandro Campeggi † | Bishop of Bologna, Italy | Cardinal, Bishop Emeritus |
| 40.1 | Appointed | Giovanni Campeggi † | Bishop of Bologna, Italy |
| 60.1 | Resigned | Giovanni Domenico de Cupis † | Administrator of Recanati, Italy | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| Appointed | Gerolamo Melchiori † | Bishop of Macerata, Italy | Bishop Emeritus |
| Appointed | Filippo Roccabella † | Bishop of Recanati, Italy |
| 10 Mar | | Ordained Bishop | Luigi Serristori † | Bishop of Bitetto, Italy |
| 15 Mar | | Died | tienne Poncher † | Archbishop of Tours, France |
| 22 Mar | | Appointed | Friedrich von Ampten † | Bishop of Reval (Rewel), Estonia |
| 35.3 | Appointed | Fulvio Giulio della Corgna, O.S.Io.Hieros. † | Administrator of Spoleto, Italy | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 35.3 | Resigned | Fulvio Giulio della Corgna, O.S.Io.Hieros. † | Bishop of Perugia, Italy | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| Appointed | Ippolito della Corgna † | Bishop of Perugia, Italy | Bishop Emeritus |
| 30 Mar | 31.6 | Ordained Deacon | Giovanni Battista Castagna † | Deacon | Pope (Roma {Rome}, Italy) |
| 31.6 | Ordained Priest | Giovanni Battista Castagna † | Priest | Pope (Roma {Rome}, Italy) |
| 3 Apr | | Appointed | Franois de La Guiche † | Bishop of Mirepoix, France | Bishop-Elect |
| 4 Apr | 31.6 | Ordained Bishop | Giovanni Battista Castagna † | Archbishop of Rossano, Italy | Pope (Roma {Rome}, Italy) |
| 9 Apr | | Died | Franois de La Guiche † | Bishop-Elect of Mirepoix, France |
| 43.2 | Ordained Bishop | Shimun (Jean-Simon) Sulaqa (Sulaka) † | Patriarch of Mossul (Chaldean), Iraq |
| 17 Apr | 24.2 | Appointed | Urban Sagstetter † | Auxiliary Bishop of Passau, Germany | Bishop of Gurk, Austria |
| 24.2 | Appointed | Urban Sagstetter † | Titular Bishop of Symbalia (Cembalo, Balaclawa) | Bishop of Gurk, Austria |
| 23 Apr | 24.8 | Appointed | Julius von Braunschweig-Lneburg † | Bishop of Minden, Germany | Former Bishop-Elect |
| 62.3 | Resigned | Franz von Waldeck † | Bishop of Mnster, Germany | Bishop Emeritus |
| 28 Apr | | Appointed | Juan Arias † | Bishop of Lrida, Spain |
| Resigned | Bernardo da Cruz, O.P. † | Bishop of So Tom e Prncipe | Bishop Emeritus |
| 56.3 | Appointed | Fernando de Loaces (Loazes), O.P. † | Bishop of Tortosa, Spain | Archbishop of Valencia, Spain |
| 32.5 | Appointed | Alessandro Farnese (Jr.) † | Administrator of Tours, France | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| Appointed | Bartolomeo Gisselino Mirandola † | Auxiliary Bishop of Mantova, Italy |
| Appointed | Bartolomeo Gisselino Mirandola † | Titular Bishop of Citrus | Auxiliary Bishop of Mantova, Italy |
| 5 May | | Appointed | Ambroise Buttigeg, O.P. † | Titular Bishop of Hauara |
| 26.1 | Appointed | Zaccaria Delfino † | Bishop of Hvar (Lesina), Croatia | Cardinal, Bishop Emeritus |
| 7 May | | Died | Marcantonio Campeggi † | Bishop of Grosseto, Italy |
| 17 May | | Appointed | Lucas Cerato † | Auxiliary Bishop of Parma, Italy |
| Appointed | Lucas Cerato † | Titular Bishop of Constantia in Arabia | Auxiliary Bishop of Parma, Italy |
| Appointed | Pietro Gritti (Gaitti) † | Bishop of Poreč (Parenzo), Croatia |
| 57.3 | Appointed | Fabio Mignanelii † | Administrator of Grosseto, Italy | Cardinal, Bishop Emeritus of Lucera, Italy |
| Appointed | Pietro de Petris del Monte † | Bishop of Lucera, Italy |
| 20 May | | Died | Christoph Wertwein † | Bishop of Wiener Neustadt, Austria | Bishop-Elect |
| 24 Jun | | Born | Juan de Cervantes † | | Bishop of Antequera, Oaxaca, Mxico |
| 25 Jun | 59.4 | Ordained Bishop | Eberhard von Hirnheim † | Bishop of Eichsttt, Germany |
| 29 Jun | 24.4 | Ordained Bishop | Urban Sagstetter † | Titular Bishop of Symbalia (Cembalo, Balaclawa) | Bishop of Gurk, Austria |