| Date | Age | Event | Bishop | Title | Current Title |
| unknown | 71.0 | Resigned | Ottavio Accoramboni † | Bishop of Fossombrone, Italy | Archbishop of Urbino, Italy |
| Born | Adam Adami, O.S.B. † | Köln-Mühlheim | Auxiliary Bishop of Hildesheim, Germany |
| 65.0 | Resigned | Attilio Amalteo † | Apostolic Nuncio to Germany | Apostolic Nuncio Emeritus |
| 33.0 | Appointed | Giovanni Canauli (Cannuli) † | Bishop of Fossombrone, Italy | Bishop Emeritus |
| Born | François-Etienne de Caulet † | Toulouse | Bishop of Pamiers, France |
| Born | Juan de Escalante Turcios y Mendoza † | Andalucía | Bishop of Yucatán (Mérida), Yucatán, México |
| Born | Johannes Karl Reichsfreiherr von Franckenstein † | Franckenstein | Bishop of Worms, Germany |
| Born | Juan Lozano, O.S.A. † | Jumilla, Spain | Bishop of Plasencia, Spain |
| Appointed | José de Melo † | Bishop of Miranda, Portugal |
| Born | Agustín Muñoz Sandoval † | Madrid, Spain | Bishop of Cuzco, Peru |
| 79.0 | Died | Alfonso Paleotti † | Archbishop of Bologna, Italy |
| 30.3 | Ordained Priest | George Anton Reichsritter von Rodenstein † | Priest of Speyer, Germany | Bishop of Worms, Germany |
| Appointed | Diogo de Sousa † | Archbishop of Évora, Portugal |
| Died | Diogo de Sousa † | Archbishop of Évora, Portugal |
| Born | Johannes Maximus Stainer von Pleinfelden † | Bamberg | Auxiliary Bishop of Passau, Germany |
| Born | Peter Walenburch † | Rotterdam | Auxiliary Bishop of Köln {Cologne}, Germany |
| Born | Jan Stefan Wydzga † | Lviv | Archbishop of Gniezno, Poland |
| 8 Jan | 41.8 | Appointed | Maffeo Barberini † | Prefect of the Apostolic Signatura | Pope (Roma {Rome}, Italy) |
| 10 Jan | 63.0 | Died | Mateo de Oviedo, O.F.M. † | Archbishop of Dublin, Ireland |
| 20 Jan | 70.1 | Died | Jean du Bec (-Crespin) † | Bishop of Saint-Malo, France |
| 22 Jan | 36.5 | Appointed | Guillaume Le Gouverneur † | Bishop of Saint-Malo, France |
| 27 Jan | 60.1 | Appointed | Lorenzo Monzonís Galatina, O.F.M. † | Archbishop of Lanciano, Italy | Bishop of Pozzuoli, Italy |
| Feb | | Died | Timocrate (Democrate) Aloigi † | Bishop of Cagli, Italy |
| 1 Feb | 54.5 | Appointed | Pedro Ginés Casanova † | Bishop of Sant’Angelo dei Lombardi-Bisaccia, Italy | Bishop of Segorbe, Spain |
| 51.1 | Installed | François de La Rochefoucauld † | Cardinal-Priest of S. Callisto | Cardinal, Bishop Emeritus of Senlis, France |
| 2 Feb | 34.5 | Ordained Bishop | Johann Gottfried von Aschhausen † | Bishop of Bamberg, Germany |
| 5 Feb | | Died | Giuseppe de Rossi † | Archbishop of Acerenza e Matera, Italy |
| 13 Feb | 49.1 | Appointed | Afonso Furtado de Mendonça † | Bishop of Guarda, Portugal | Archbishop of Lisboa, Portugal |
| 15 Feb | | Appointed | Miguel Angulo Gómez de Carvajal, O.S. † | Auxiliary Bishop of Valencia, Spain |
| 51.2 | Appointed | François de La Rochefoucauld † | Bishop of Senlis, France | Cardinal, Bishop Emeritus |
| 19 Mar | 78.2 | Died | Salentin Graf von Isenburg † | Archbishop-Elect Emeritus of Köln {Cologne}, Germany |
| 22 Mar | | Appointed | Juan de Moncada † | Bishop of Barcelona, Spain | Archbishop of Tarragona, Spain |
| 29 Mar | | Appointed | Pedro Ponce de Léon † | Bishop of Zamora, Spain | Bishop Emeritus |
| 1 Apr | 21.1 | Ordained Priest | Gregor Kathmann von Maurugk † | Priest of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany | Prefect |
| 18 Apr | 36.3 | Ordained Bishop | Jean de Watteville, O. Cist. † | Bishop of Lausanne, Switzerland |
| 19 Apr | 50.7 | Appointed | Wawrzyniec Gembicki † | Bishop of Włocławek, Poland | Archbishop of Gniezno, Poland |
| 50.3 | Appointed | Pedro Ordóñez y Flórez † | Archbishop of Santafé en Nueva Granada, Colombia |
| 22 Apr | | Born | Pietro Vito Ottoboni † | Venice | Pope (Roma {Rome}, Italy) |
| 26 Apr | | Appointed | Juan Nicolás Carriazo † | Bishop of Islas Canarias {Canary Islands}, Spain | Bishop of Guadix, Spain |
| May | 52.3 | Died | Luis Pereira de Miranda † | Bishop of Santiago de Cabo Verde |
| 9 May | 54.8 | Ordained Bishop | Pedro Ginés Casanova † | Bishop of Sant’Angelo dei Lombardi-Bisaccia, Italy | Bishop of Segorbe, Spain |
| Ordained Bishop | Miguel Angulo Gómez de Carvajal, O.S. † | Auxiliary Bishop of Valencia, Spain |
| 13 May | 55.4 | Died | Antonio de Alzega (Alcega), O.F.M. † | Bishop of Coro, Venezuela |
| 16 May | | Ordained Bishop | Juan de Moncada † | Bishop of Barcelona, Spain | Archbishop of Tarragona, Spain |
| 17 May | | Appointed | Juan Estelrich † | Auxiliary Bishop of Tarragona, Spain | Bishop of Jaca, Spain |
| 22 May | | Born | Francesco Alberti di Poja † | Trento | Bishop of Trento, Italy |
| 26 May | | Appointed | Antonio Idiáquez Manrique † | Bishop of Ciudad Rodrigo, Spain | Bishop of Segovia, Spain |
| 57.4 | Appointed | Bernardo de Salba † | Bishop of Urgell, Spain |
| 30 May | 31.6 | Ordained Priest | Albert Reichsfreiherr von Törring † | Priest of Regensburg, Germany | Bishop |
| 21 Jun | | Appointed | Enrique Enríquez, O.S.A. † | Bishop of Plasencia, Spain |
| 23 Jun | 66.5 | Died | Juan Orozco Covarrubias y Leiva † | Bishop of Guadix, Spain |
| Jul | 37.5 | Ordained Bishop | Fernando Acevedo † | Bishop of Osma, Spain | Archbishop of Burgos, Spain |
| 5 Jul | 37.5 | Appointed | Fernando Acevedo † | Bishop of Osma, Spain | Archbishop of Burgos, Spain |
| 76.1 | Appointed | Pedro Castro Quiñones † | Archbishop of Sevilla {Seville}, Spain |
| 19 Jul | 45.5 | Appointed | Juan de las Cabezas Altamirano † | Bishop of Guatemala (Santiago de Guatemala), Guatemala | Bishop of Arequipa, Peru |
| 39.4 | Appointed | Pedro González de Mendoza, O.F.M. † | Archbishop of Granada, Spain | Bishop of Sigüenza, Spain |
| 15 Aug | 57.6 | Ordained Bishop | Bernardo de Salba † | Bishop of Urgell, Spain |
| 29 Aug | 39.6 | Ordained Bishop | Pedro González de Mendoza, O.F.M. † | Archbishop of Granada, Spain | Bishop of Sigüenza, Spain |
| 30 Aug | 59.7 | Appointed | Alonso Orozco Enriquez de Armendáriz Castellanos y Toledo, O. de M. † | Bishop of Santiago de Cuba | Bishop of Michoacán, Michoacán, México |
| 40.7 | Appointed | Alfonso de Requeséns Fenollet, O.F.M. † | Bishop of Duvno, Bosnia and Herzegovina | Bishop of Barbastro, Spain |
| Sep | 44.7 | Resigned | Antonio Caetani (Jr.) † | Apostolic Nuncio to Austria | Cardinal, Archbishop of Capua, Italy |
| 7 Sep | | Died | Tomás de Borja † | Archbishop of Zaragoza, Spain |
| 9 Sep | 39.8 | Ordained Bishop | Cornelius Gobelius † | Titular Bishop of Ascalon | Auxiliary Bishop of Mainz, Germany |
| 14 Sep | 37.7 | Appointed | Ehrenfried Freiherr von Kuenburg † | Bishop of Chiemsee, Germany |
| 21 Sep | 41.9 | Died | Giovanni Stefano Ferrero † | Bishop of Vercelli, Italy |
| 29 Sep | 38.7 | Died | Theobald Mansharter † | Auxiliary Bishop of Speyer, Germany |
| 9 Oct | 71.8 | Died | Eberhard von Dienheim † | Bishop of Speyer, Germany |
| 10 Oct | | Appointed | Antonio Benegas Figueroa † | Bishop of Sigüenza, Spain |
| 42.8 | Succeeded | Philipp Christoph Reichsritter von Sötern † | Bishop of Speyer, Germany | Archbishop of Trier, Germany |
| 25 Oct | 34.8 | Appointed | Scipione Caffarelli-Borghese † | Archbishop of Bologna, Italy | Cardinal, Bishop of Sabina, Italy |
| 1 Nov | 72.1 | Canonized | St. Charles Borromeo † | Cardinal, Archbishop of Milano {Milan}, Italy |
| Born | Ludwik Stempkowski † | | Bishop of Foreign Diocese |
| 8 Nov | | Born | Pietro Vidoni (Sr.) † | Cremona | Cardinal, Bishop Emeritus of Lodi, Italy |
| 14 Nov | | Born | Alexander Dirre † | Olomouc | Auxiliary Bishop of Olomouc, Czech Republic |
| 27 Nov | 37.9 | Ordained Bishop | Ehrenfried Freiherr von Kuenburg † | Bishop of Chiemsee, Germany |
| 8 Dec | 34.9 | Ordained Bishop | Scipione Caffarelli-Borghese † | Archbishop of Bologna, Italy | Cardinal, Bishop of Sabina, Italy |
| 21 Dec | | Ordained Bishop | Juan Estelrich † | Auxiliary Bishop of Tarragona, Spain | Bishop of Jaca, Spain |