| Date | Age | Event | Bishop | Title | Current Title | 
|---|
| unknown |  | Born | Guillaume Aléaume † |  | Bishop of Lisieux, France | 
| 36.5 | Appointed | Decio Azzolini (Sr.) † | Archpriest of the Basilica di Santa Maria Maggiore {Saint Mary Major Basilica} | Cardinal, Bishop of Cervia, Italy | 
|  | Born | Charles de Beaumanoir de Lavardin † |  | Bishop of Le Mans, France | 
|  | Died | Lorenzo Belo † | Bishop of Capaccio, Italy | 
|  | Born | Baltasar Borja † |  | Bishop of Mallorca, Spain | 
| 23.7 | Appointed | Charles Bourbon de Vendôme † | Administrator of Bayeux, France | Cardinal, Archbishop-Elect of Rouen, France | 
|  | Born | Benedetto Bragadin, O.F.M. Obs. † |  | Archbishop of Corfù, Greece | 
|  | Born | Patrick Comerford, O.S.A. † |  | Bishop of Waterford and Lismore, Ireland | 
|  | Born | Marco Romano (Cristalli), C.R. † |  | Bishop of Ruvo (Ruo)(di Puglia), Italy | 
|  | Died | Francesco Antonio D’Afflitto † | Bishop of San Marco (Argentano), Italy | 
|  | Born | Francesco Antonio Depace † |  | Bishop of Aquino, Italy | 
|  | Born | Mauro Diego (Marcos) de Tovar y Valle Maldonado, O.S.B. † |  | Bishop of Chiapas (Ciudad Real de Chiapas), México | 
|  | Ordained Bishop | Domingo de Ulloa, O.P. † | Bishop of Nicaragua | Bishop of Michoacán, México | 
| 67.0 | Resigned | Michael Dornvogel † | Auxiliary Bishop of Augsburg, Germany | Auxiliary Bishop Emeritus | 
|  | Born | Juan de Espinoza y Orozco, O.P. † |  | Bishop of Santa Marta, Colombia | 
|  | Died | Vicente de Fonseca, O.P. † | Archbishop of Goa, India | 
|  | Died | Marcello Franco † | Bishop of Bova, Italy | 
|  | Born | Pace (Pax) Giordano (Jordanus) † |  | Bishop of Trogir (Traù), Croatia | 
|  | Born | Charles Christian de Gournay † |  | Bishop of Toul, France | 
|  | Born | François de Harlay de Champvallon † |  | Archbishop Emeritus of Rouen, France | 
|  | Born | Hippolyte Marie de Hippolitis, O.P. † |  | Bishop of Nona (Nin), Croatia | 
|  | Resigned | Denis Hurault † | Bishop-Elect of Orléans, France | Former Bishop-Elect | 
|  | Born | Luis Jiménez, O. de M. † |  | Bishop of Ugento, Italy | 
|  | Born | Alvise Lippomano † |  | Bishop of Krk (Veglia), Croatia | 
| 38.0 | Ordained Priest | Bernard Maciejowski † | Priest | Cardinal, Archbishop of Gniezno, Poland | 
|  | Born | Alessandro Masi † |  | Bishop of Valva e Sulmona, Italy | 
|  | Resigned | Giovanni Francesco Mazza de' Canobbi † | Bishop of Forli, Italy | Bishop Emeritus | 
|  | Born | Cristoforo Memmolo, C.R. † |  | Bishop of Ruvo (Ruo)(di Puglia), Italy | 
|  | Died | Cesare Nardo, O.F.M. Conv. † | Bishop of Cariati e Cerenzia, Italy | 
|  | Died | Girolamo Negri (Nigris) † | Bishop Emeritus of Chioggia, Italy | 
|  | Born | Fabio Olivadisi † |  | Bishop of Catanzaro, Italy | 
|  | Appointed | Giovanni Evangelista Pelleo, O.F.M. Conv. † | Minister General of Order of Friars Minor Conventual | Bishop of Sant’Agata de’ Goti, Italy | 
|  | Resigned | Antonio de Tremblay (Pramblay) † | Bishop-Elect of Mende, France | Former Bishop-Elect | 
|  | Born | Juan Pérez Delgado † |  | Archbishop of Burgos, Spain | 
|  | Ordained Bishop | Manuel de Quadros † | Bishop of Guarda, Portugal | 
|  | Born | Fernando de Quesada † |  | Bishop of Cádiz, Spain | 
|  | Died | Miguel Rubio, O. Cist. † | Bishop of Ampurias e Civita, Italy | 
|  | Died | Giuseppe Sappi † | Archbishop of Manfredonia, Italy | 
|  | Died | Roberto Sassatelli † | Bishop of Pesaro, Italy | 
|  | Resigned | François Thomé † | Bishop of Saint-Malo, France | Bishop Emeritus | 
|  | Born | Blas Tineo Palacios, O. de M. † |  | Auxiliary Bishop of Granada, Spain | 
|  | Born | Ascanio Turamini † |  | Bishop of Grosseto, Italy | 
|  | Born | Luis Venegas Figueroa † |  | Bishop of Almería, Spain | 
| 35.5 | Died | Maffeo Venier † | Archbishop of Corfù, Greece | 
|  | Born | Giovanni Battista Vercellino † |  | Bishop of Aosta, Italy | 
| Jan |  | Died | Giovanni Ambrosio Fieschi † | Bishop Emeritus of Savona, Italy | 
| 8 Jan |  | Appointed | Marcantonio Bizzoni † | Bishop of Foligno, Italy | 
|  | Appointed | Enrico Cini (Siculus), O.F.M. Conv. † | Bishop of Alife, Italy | 
| 39.7 | Appointed | Bernardo de Rojas y Sandoval † | Bishop of Ciudad Rodrigo, Spain | Cardinal, Archbishop of Toledo, Spain | 
| 57.0 | Appointed | Giovanni Battista Santorio † | Bishop of Tricarico, Italy | 
| 12 Jan | 45.0 | Ordained Priest | Giovanni Vincenzo Gonzaga, O.S.Io.Hieros. † | Cardinal-Priest of Santa Maria in Cosmedin | Cardinal, Cardinal-Priest of Sant’Alessio | 
| 15 Jan | 36.5 | Installed | Decio Azzolini (Sr.) † | Cardinal-Priest of San Matteo in Merulana | Cardinal, Bishop of Cervia, Italy | 
| 35.4 | Installed | Enrico Caetani † | Cardinal-Priest of Santa Pudenziana | Cardinal, Chamberlain (Camerlengo) of the Apostolic Chamber | 
| 45.0 | Installed | Giovanni Battista Castrucci † | Cardinal-Priest of Santa Maria in Ara Coeli | Cardinal, Archbishop Emeritus of Chieti, Italy | 
| 54.5 | Installed | Federico Cornaro (Sr.), O.S.Io.Hieros. † | Cardinal-Priest of Santo Stefano al Monte Celio | Cardinal, Bishop of Padova {Padua}, Italy | 
| 54.2 | Installed | Ippolito de’ Rossi † | Cardinal-Deacon of Santa Maria in Portico (Octaviae) | Cardinal, Bishop of Pavia, Italy | 
| 44.2 | Installed | Domenico Pinelli (Sr.) † | Cardinal-Priest of San Lorenzo in Panisperna | Cardinal, Bishop Emeritus of Fermo, Italy | 
| 18 Jan | 36.0 | Resigned | Germanico Malaspina † | Apostolic Nuncio to Emperor | Bishop of San Severo, Italy | 
| 48.4 | Appointed | Filippo Sega † | Apostolic Nuncio to Emperor | Cardinal, Bishop of Piacenza, Italy | 
| 19 Jan |  | Ordained Bishop | Enrico Cini (Siculus), O.F.M. Conv. † | Bishop of Alife, Italy | 
| 24 Jan |  | Appointed | Girolamo Righetto (Ragazzinus), C.R.L. † | Bishop of Caorle, Italy | 
| 25 Jan | 23.5 | Ordained Bishop | François de Joyeuse † | Archbishop of Narbonne, France | Cardinal, Archbishop of Rouen, France | 
| 26 Jan |  | Ordained Bishop | Marcantonio Bizzoni † | Bishop of Foligno, Italy | 
| 31 Jan |  | Appointed | Charles de Marcilly, O.S.B. † | Bishop of Autun, France | 
| Feb |  | Died | István Radeczy de Zemche † | Bishop of Eger, Hungary | 
| 7 Feb |  | Born | Marzio Ginetti † |  | Cardinal, Cardinal-Bishop of Porto e Santa Rufina | 
|  | Appointed | Sebastián Quintero Ortiz † | Bishop of Gallipoli, Italy | Bishop Emeritus | 
| 39.0 | Appointed | Pompeo Rocchi † | Bishop of Cavaillon, France | 
| 9 Feb | 46.1 | Ordained Bishop | Andreas Jerin † | Bishop of Wrocław (Breslau), Poland | 
|  | Ordained Bishop | Girolamo Righetto (Ragazzinus), C.R.L. † | Bishop of Caorle, Italy | 
| 12 Feb |  | Appointed | Giulio Ottinelli † | Apostolic Nuncio to Savoy | Bishop of Fano, Italy | 
| 13 Feb |  | Died | Gaspar Juan de la Figuera, C.R.S.A. † | Bishop of Lérida, Spain | 
|  | Born | Paris von Lodron † |  | Archbishop of Salzburg, Austria | 
| 21 Feb | 75.1 | Died | Michele della Torre † | Cardinal, Bishop of Ceneda, Italy | 
| 22 Feb | 34.1 | Resigned | Alfonso Visconte, C.O. † | Apostolic Collector to Portugal | Cardinal, Bishop of Spoleto, Italy | 
| 24 Feb | 43.1 | Ordained Bishop | Antonmaria Sauli † | Titular Archbishop of Philadelphia in Arabia | Cardinal, Cardinal-Bishop of Ostia (e Velletri) | 
| 26 Feb | 49.2 | Appointed | Miguel de Castro † | Archbishop of Lisboa, Portugal | 
| Mar | 39.9 | Ordained Bishop | Francesco Barbaro † | Titular Archbishop of Tyrus | Patriarch of Aquileia, Italy | 
|  | Died | Flotard Ricard de Gourdon de Genouillac † | Bishop of Tulle, France | 
| 2 Mar |  | Ordained Bishop | Miguel Cercito Bereterra † | Bishop of Barbastro, Spain | 
| 5 Mar | 50.1 | Appointed | Adam de Heurtelou † | Bishop of Mende, France | 
|  | Appointed | Marco Antonio Mocenigo † | Bishop of Ceneda, Italy | Bishop Emeritus | 
| 12 Mar |  | Ordained Bishop | Marco Antonio Mocenigo † | Bishop of Ceneda, Italy | Bishop Emeritus | 
| 17 Mar | 36.2 | Appointed | José (Giuseppe) Esteve Juan (Stefano) † | Bishop of Vieste, Italy | Bishop of Orihuela, Spain | 
| 20 Mar |  | Born | Juan Velasco Acevedo † |  | Bishop of Orense, Spain | 
| 23 Mar |  | Appointed | Francesco Cantucci † | Bishop of Loreto, Italy | 
|  | Appointed | Miler O’Higgins † | Archbishop of Tuam, Ireland | 
| 24 Mar |  | Appointed | Giovanni Battista Albani † | Titular Patriarch of Alexandria {Alessandria} | 
| 27 Mar | 69.2 | Died | Maximilien Morillon † | Bishop of Tournai {Doornik}, Belgium | 
| 30 Mar |  | Ordained Bishop | Giovanni Battista Albani † | Titular Patriarch of Alexandria {Alessandria} | 
|  | Ordained Bishop | Francesco Cantucci † | Bishop of Loreto, Italy | 
| 41.6 | Ordained Bishop | Luís de Figueiredo e Lemos † | Bishop of Funchal, Portugal | 
| Apr | 36.2 | Ordained Bishop | José (Giuseppe) Esteve Juan (Stefano) † | Bishop of Vieste, Italy | Bishop of Orihuela, Spain | 
| 6 Apr | 20.5 | Professed | Gregorio (Pompilio) Servanzi, O.P. † | Member of Order of Friars Preachers | Bishop Emeritus of Trevico, Italy | 
| 10 Apr | 44.2 | Died | Zakariás Mossóczy † | Bishop of Nitra, Slovakia | 
| 13 Apr |  | Appointed | Giuseppe Donzelli, O.P. † | Apostolic Nuncio to Florence (Tuscany), Italy | Archbishop of Sorrento, Italy | 
| 14 Apr | 47.2 | Appointed | Juan Terés † | Bishop of Tortosa, Spain | Archbishop of Tarragona, Spain | 
| 19 Apr | 56.2 | Died | Marcin Białobrzeski, O. Cist. † | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine | 
|  | Died | Alvaro Hurtado de Mendoza y Sarmiento † | Bishop of Palencia, Spain | 
| 20 Apr | 40.0 | Ordained Bishop | Bernardo de Rojas y Sandoval † | Bishop of Ciudad Rodrigo, Spain | Cardinal, Archbishop of Toledo, Spain | 
| 22 Apr | 51.3 | Died | Miklós Telegdy † | Bishop of Pécs, Hungary | 
| 23 Apr |  | Born | Johann Georg Fuchs von Dornheim † |  | Bishop-Elect of Bamberg, Germany | 
| 25 Apr |  | Ordained Bishop | Miler O’Higgins † | Archbishop of Tuam, Ireland | 
| 4 May | 43.9 | Succeeded | Georg von Kuenburg † | Archbishop of Salzburg, Austria | 
| 71.3 | Died | Johann Jakob von Kuen-Belasy † | Archbishop of Salzburg, Austria | 
| 11 May |  | Born | Angelo Giori † |  | Cardinal, Cardinal-Priest of Santi Quirico e Giulitta | 
| 21 May |  | Appointed | Nuno de Noronha † | Bishop of Viseu, Portugal | Bishop of Guarda, Portugal | 
| 28 May | 47.4 | Appointed | Cesare Benedetti † | Bishop of Pesaro, Italy | 
| 31 May | 69.2 | Died | Antonio Agustín † | Archbishop of Tarragona, Spain | 
| 1 Jun |  | Died | Andrea Mocenigo † | Bishop of Nemosia (Limasol), Cyprus | 
| 62.1 | Died | Filippo Mocenigo † | Archbishop of Nicosia, Cyprus | 
| 7 Jun |  | Born | Bernard Daffis † |  | Bishop of Lombez, France | 
| 9 Jun | 37.7 | Died | Filippo Boncompagni † | Cardinal, Cardinal-Priest of San Sisto | 
| 11 Jun | 50.4 | Ordained Bishop | Adam de Heurtelou † | Bishop of Mende, France | 
|  | Died | Mathurin de Savonnières, O.S.A. † | Bishop of Bayeux, France | 
| 12 Jun | 50.3 | Appointed | Ippolito Aldobrandini (Sr.) † | Major Penitentiary of the Apostolic Penitentiary | Pope (Roma {Rome}, Italy) | 
| 14 Jun | 72.4 | Appointed | Fabio Mirto Frangipani † | Apostolic Nuncio to France | Bishop Emeritus of Caiazzo, Italy | 
| 50.4 | Resigned | Girolamo Ragazzoni † | Apostolic Nuncio to France | Bishop of Bergamo, Italy | 
| 16 Jun |  | Appointed | Juan Martínez de Villatoriel † | Bishop of Lérida, Spain | 
|  | Appointed | Lelio Morelli † | Bishop of Capaccio, Italy | 
| 23 Jun |  | Appointed | Clemente Bontodasio, O.F.M. Conv. † | Bishop of Nicastro, Italy | 
| 34.4 | Appointed | Sebastian Breuning † | Auxiliary Bishop of Augsburg, Germany | 
| 34.4 | Appointed | Sebastian Breuning † | Titular Bishop of Adramyttium | Auxiliary Bishop of Augsburg, Germany | 
| 28 Jun | 62.4 | Died | Antonio Rodríguez de Pazos y Figueroa † | Bishop of Córdoba, Spain | 
| 29 Jun | 47.4 | Ordained Bishop | Cesare Benedetti † | Bishop of Pesaro, Italy |