| Date | Age | Event | Bishop | Title | Current Title | 
|---|
| 1 Jul |  | Appointed | Francesco Monaco † | Bishop of Martirano (Martoranum), Italy | 
| 14 Jul | 39.5 | Ordained Bishop | Alfonso Visconte, C.O. † | Bishop of Cervia, Italy | Cardinal, Bishop of Spoleto, Italy | 
| 19 Jul | 49.5 | Appointed | Malaquías Asso, O. Cist. † | Auxiliary Bishop of Zaragoza, Spain | Bishop of Jaca, Spain | 
| 49.5 | Appointed | Malaquías Asso, O. Cist. † | Titular Bishop of Utica | Bishop of Jaca, Spain | 
|  | Appointed | Lorenzo Celsi † | Bishop of Castro [del Lazio], Italy | 
| 43.5 | Appointed | Napoleone Comitoli † | Bishop of Perugia, Italy | 
| 37.7 | Appointed | Antonio Maria Gallo † | Cardinal, Bishop of Osimo, Italy | 
|  | Appointed | Giulio Cesare Guarnieri † | Bishop of Satriano e Campagna, Italy | 
|  | Appointed | Ascanio Libertano (Libertani) † | Bishop of Cagli, Italy | 
| 21 Jul |  | Ordained Bishop | Fulvio Passerini † | Bishop of Avellino e Frigento, Italy | Bishop of Pistoia, Italy | 
| 31 Jul |  | Resigned | Paolo Alberi † | Archbishop of Dubrovnik (Ragusa), Croatia | Archbishop Emeritus | 
| 32.5 | Appointed | Ottavio Belmosto (Belmusti) † | Bishop of Aleria, France | Cardinal, Bishop Emeritus | 
|  | Appointed | Orazio Ciceroni † | Bishop of Ferentino, Italy | 
|  | Appointed | Stanisław Gomoliński † | Bishop of Chełm, Poland | Bishop of Lutsk (Łuck), Ukraine | 
|  | Appointed | Aurelio Novarini, O.F.M. Conv. † | Archbishop of Dubrovnik (Ragusa), Croatia | Bishop of San Marco (Argentano), Italy | 
|  | Appointed | Marco Antonio Salomone † | Bishop of Sora, Italy | Bishop Emeritus | 
| 3 Aug |  | Appointed | Carlo Montigli † | Apostolic Nuncio to Florence (Tuscany), Italy | Bishop of Viterbo e Tuscania, Italy | 
| 44.2 | Resigned | Michele Priuli † | Apostolic Nuncio to Florence (Tuscany), Italy | Bishop of Vicenza, Italy | 
| 4 Aug |  | Ordained Bishop | Ascanio Libertano (Libertani) † | Bishop of Cagli, Italy | 
|  | Ordained Bishop | Aurelio Novarini, O.F.M. Conv. † | Archbishop of Dubrovnik (Ragusa), Croatia | Bishop of San Marco (Argentano), Italy | 
| 9 Aug |  | Appointed | Alessandro Centurione † | Archbishop of Genova, Italy | Archbishop Emeritus | 
|  | Appointed | Michael Fitzwalter † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland | 
|  | Appointed | Nial O’Boyle † | Bishop of Raphoe, Ireland | 
| 35.1 | Appointed | Jerzy Radziwiłł † | Bishop of Kraków, Poland | Cardinal, Bishop of Vilnius, Lithuania | 
| 48.6 | Resigned | Antonmaria Sauli † | Archbishop of Genova, Italy | Cardinal, Cardinal-Bishop of Ostia (e Velletri) | 
| 10 Aug |  | Ordained Bishop | Lorenzo Celsi † | Bishop of Castro [del Lazio], Italy | 
| 11 Aug | 43.6 | Ordained Bishop | Napoleone Comitoli † | Bishop of Perugia, Italy | 
|  | Ordained Bishop | Marco Antonio Salomone † | Bishop of Sora, Italy | Bishop Emeritus | 
| 19 Aug |  | Born | Johann Georg von Herberstein † |  | Bishop-Elect of Regensburg, Germany | 
| 25 Aug | 45.8 | Ordained Bishop | Johann Otto von Gemmingen † | Bishop of Augsburg, Germany | 
| 3 Sep |  | Died | Fernando de la Vega Fonseca † | Bishop of Córdoba, Spain | 
| 12 Sep |  | Died | Alexandre de Bardi † | Bishop of Saint-Papoul, France | 
| 60.6 | Died | Charles d’Espinay † | Bishop of Dol, France | 
|  | Died | Juan Martínez de Villatoriel † | Bishop of Lérida, Spain | 
| 13 Sep |  | Appointed | Marco Antonio Amidano † | Bishop of Melfi e Rapolla, Italy | Former Bishop-Elect | 
| 80.6 | Died | Marcos de Lisboa (Betania), O.F.M. † | Bishop of Porto, Portugal | 
|  | Appointed | Giovanni Myra (Mira) † | Bishop of Castellammare di Stabia, Italy | Archbishop of Acerenza e Matera, Italy | 
| 22 Sep |  | Ordained Bishop | Alessandro Centurione † | Archbishop of Genova, Italy | Archbishop Emeritus | 
| 29 Sep | 49.7 | Ordained Bishop | Malaquías Asso, O. Cist. † | Titular Bishop of Utica | Bishop of Jaca, Spain | 
| 3 Oct |  | Died | Francisco Avellaneda † | Archbishop of Acerenza e Matera, Italy | 
| 4 Oct | 72.9 | Installed | Nicolas de Pellevé † | Cardinal, Archbishop of Reims, France | 
| 11 Oct | 75.7 | Died | Cesare Gambara † | Bishop of Tortona, Italy | 
| 16 Oct | 56.6 | Died | Niccolò Sfondrati † | Pope (Roma {Rome}, Italy) | 
| 17 Oct | 85.7 | Died | Antoine Prévost de Sansac † | Archbishop of Bordeaux, France | 
| 20 Oct | 45.0 | Ordained Bishop | Sancho Dávila y Toledo † | Bishop of Cartagena (en España) | Bishop of Plasencia, Spain | 
| 57.6 | Installed | St. Alessandro Maria Sauli, B. † | Bishop of Pavia, Italy | 
| 21 Oct | 36.9 | Died | Ernst von Mengersdorf † | Bishop of Bamberg, Germany | 
| 25 Oct |  | Born | Jacques de Neuchèze † |  | Bishop of Chalons-sur-Saône, France | 
| 27 Oct | 51.8 | Ordained Bishop | Jean de Vernois, O.P. † | Bishop of Saint-Omer, France | 
| 29 Oct | 72.2 | Elected | Giovanni Antonio Facchinetti de Nuce † | Pope (Roma {Rome}, Italy) | 
| Nov |  | Resigned | Marco Antonio Amidano † | Bishop-Elect of Melfi e Rapolla, Italy | Former Bishop-Elect | 
| 3 Nov | 72.2 | Installed | Giovanni Antonio Facchinetti de Nuce † | Pope (Roma {Rome}, Italy) | 
| 4 Nov | 52.8 | Appointed | Lorenzo Asensio Otaduy Avendaño † | Bishop of Lugo, Spain | Bishop of Ávila, Spain | 
| 13 Nov | 46.8 | Appointed | Matteo Brumani, C.R.S.A. † | Bishop of Melfi e Rapolla, Italy | 
|  | Appointed | Marcello Crescenzi † | Bishop of Assisi, Italy | 
|  | Appointed | Claudio de Curtis † | Bishop of Crotone (Cotrone), Italy | 
|  | Appointed | Orazio Schipano † | Bishop of Belcastro, Italy | 
| 20 Nov |  | Appointed | Settimio Borserio † | Bishop of Alessano, Italy | Bishop of Casale Monferrato, Italy | 
|  | Appointed | António de Matos de Noronha † | Bishop of Elvas, Portugal | 
| 17.9 | Installed | Odoardo Farnese † | Cardinal-Deacon of Sant’Adriano al Foro | Cardinal, Cardinal-Bishop of Frascati | 
|  | Appointed | Giovanni Antonio Onorati † | Bishop of Terni, Italy | 
| 39.3 | Installed | Ottavio Paravicini † | Cardinal-Priest of San Giovanni a Porta Latina | Cardinal, Bishop Emeritus of Alessandria (della Paglia), Italy | 
| 57.8 | Appointed | Juan Bautista Pérez Rubert † | Bishop of Segorbe, Spain | 
| 29 Nov |  | Appointed | Alfonso López de Avila † | Archbishop of Santafé en Nueva Granada, Colombia | 
| 30 Nov |  | Ordained Bishop | Settimio Borserio † | Bishop of Alessano, Italy | Bishop of Casale Monferrato, Italy | 
|  | Ordained Bishop | Giovanni Antonio Onorati † | Bishop of Terni, Italy | 
| Dec | 66.9 | Died | Claude de Sanctes, O.S.A. † | Bishop of Évreux, France | 
| 4 Dec |  | Ordained Bishop | Marcello Crescenzi † | Bishop of Assisi, Italy | 
|  | Appointed | François Sadoleto † | Coadjutor Bishop of Carpentras, France | Bishop | 
|  | Appointed | François Sadoleto † | Titular Bishop of Nicomedia | Bishop of Carpentras, France | 
| 7 Dec | 61.9 | Died | Pedro de Moya y Contreras † | Archbishop of México, Federal District | 
| 8 Dec | 37.9 | Appointed | Johann Walser (Waltous) † | Auxiliary Bishop of Brixen {Bressanone}, Italy | 
| 37.9 | Appointed | Johann Walser (Waltous) † | Titular Bishop of Belline | Auxiliary Bishop of Brixen {Bressanone}, Italy | 
| 9 Dec |  | Appointed | Domingo de Ulloa, O.P. † | Bishop of Popayán, Colombia | Bishop of Michoacán, México | 
| 12 Dec |  | Born | Johann Christoph von Liechtenstein † |  | Bishop of Chiemsee, Germany | 
| 14 Dec | 46.6 | Selected | Neytard von Thüngen † | Bishop of Bamberg, Germany | 
| 18 Dec | 16.7 | Elevated to Cardinal | Giovanni Antonio Facchinetti (Jr.) † | Cardinal, Cardinal-Priest of Santi Quattro Coronati | 
| 54.3 | Elevated to Cardinal | Filippo Sega † | Cardinal, Bishop of Piacenza, Italy | 
| 22 Dec | 60.9 | Resigned | Marcello Acquaviva † | Apostolic Nuncio to Venice, Italy | Archbishop Emeritus of Otranto, Italy | 
| 56.9 | Appointed | Alessandro Musotti † | Apostolic Nuncio to Venice, Italy | Bishop of Imola, Italy | 
| 23 Dec | 51.0 | Died | Giovanni Vincenzo Gonzaga, O.S.Io.Hieros. † | Cardinal, Cardinal-Priest of Sant’Alessio | 
| 30 Dec | 72.4 | Died | Giovanni Antonio Facchinetti de Nuce † | Pope (Roma {Rome}, Italy) | 
|  | Died | Alfonso López de Avila † | Archbishop of Santafé en Nueva Granada, Colombia |