| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Died | José Anglés, O.F.M. † | Bishop of Bosa, Italy |
| 83.0 | Died | Francesco Bandini Piccolomini † | Archbishop of Siena, Italy |
| Born | Octave de Bellegarde † | | Archbishop of Sens, France |
| Died | Pedro Bonet Santamaría † | Bishop of Elne, France |
| Ordained Bishop | Gaspar de Andrada (Anorada), O.F.M. † | Bishop of Comayagua, Honduras |
| 64.0 | Died | Pedro de Feria (Martín Fernández), O.P. † | Bishop of Chiapas (Ciudad Real de Chiapas), Chiapas, México |
| 58.0 | Died | Juan de Medina Rincón y de la Vega, O.S.A. † | Bishop of Michoacán, Michoacán, México |
| Appointed | Agostinho de Jesus † | Archbishop of Braga, Portugal |
| 44.8 | Appointed | Pierre de Villars (II) † | Archbishop of Vienne, France | Archbishop Emeritus |
| Born | Francisco Guerra, O.F.M. † | Villagarcía de Campos | Bishop of Palencia, Spain |
| Born | Melchor Maldonado y Saavedra, O.S.A. † | Río de la Hacha | Bishop of Córdoba (Tucumán), Argentina |
| Appointed | Mateus de Medina † | Archbishop of Goa, India | Archbishop Emeritus |
| Appointed | Charles Miron † | Bishop of Angers, France | Archbishop of Lyon, France |
| Appointed | Ascanio Piccolomini † | Archbishop of Siena, Italy |
| Born | Wolther Heinrich Freiherr von Strevesdorff † | Neuss | Auxiliary Bishop of Mainz, Germany |
| Born | Marcos de Torres y Rueda † | Almazán, Spain | Bishop of Yucatán (Mérida), Yucatán, México |
| Born | Benedetto Ubaldi † | Perugia | Cardinal, Bishop Emeritus of Perugia, Italy |
| Born | Dominique de Vic † | Paris | Archbishop of Auch, France |
| 8 Jan | | Appointed | Fabio (Fabius) Biondi (Blondus de Montealto) † | Titular Patriarch of Gerusalemme {Jerusalem}, Palestine |
| 15 Jan | 47.0 | Installed | Antonio Maria Sauli † | Cardinal-Priest of Ss. Vitale, Valeria, Gervasio e Protasio | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 22 Jan | 36.1 | Appointed | Ludovico de Torres (Jr.) † | Cardinal, Archbishop of Monreale, Italy |
| 24 Jan | 40.1 | Ordained Bishop | Bernard Maciejowski † | Bishop of Luceoria o Łuck, Ukraine | Cardinal, Archbishop of Gniezno, Poland |
| 29 Jan | 48.1 | Appointed | Andrés Capella, O. Cart. † | Bishop of Urgell, Spain |
| 30 Jan | | Died | Antonio Manrique, O.F.M. † | Bishop of Calahorra y La Calzada, Spain |
| 31 Jan | 36.1 | Ordained Bishop | Ludovico de Torres (Jr.) † | Cardinal, Archbishop of Monreale, Italy |
| 7 Feb | | Ordained Bishop | Alfonso Laso Sedeño † | Bishop of Gaeta, Italy | Bishop of Mallorca, Spain |
| 12 Feb | 56.2 | Appointed | Nicolás de Ramos y Santos, O.F.M. † | Bishop of Puerto Rico (Porto Rico) | Archbishop of Santo Domingo, Dominican Republic |
| 14 Feb | | Died | Antonio Torres † | Bishop of Astorga, Spain |
| 18 Feb | | Born | Claude de Rueil † | | Bishop of Angers, France |
| 19 Feb | 52.1 | Appointed | Sebastião de Morais de Funchal, S.J. † | Bishop of Funay (Funai), Japan |
| 9 Mar | 68.2 | Appointed | Antonio de San Miguel Avendaño y Paz, O.F.M. † | Bishop of Quito, Ecuador |
| 16 Mar | 41.9 | Appointed | Bernardo Sandoval Rojas † | Bishop of Pamplona, Spain | Cardinal, Archbishop of Toledo, Spain |
| 23 Mar | 53.2 | Appointed | Laurentius Fabritius † | Auxiliary Bishop of Köln {Cologne}, Germany |
| 53.2 | Appointed | Laurentius Fabritius † | Titular Bishop of Cyrene | Auxiliary Bishop of Köln {Cologne}, Germany |
| Appointed | Pedro Maldonado † | Bishop of Ciudad Rodrigo, Spain |
| 27 Mar | 52.2 | Ordained Bishop | Sebastião de Morais de Funchal, S.J. † | Bishop of Funay (Funai), Japan |
| 4 May | 56.4 | Installed | Nicolás de Ramos y Santos, O.F.M. † | Bishop of Puerto Rico (Porto Rico) | Archbishop of Santo Domingo, Dominican Republic |
| 11 May | | Appointed | Jerónimo García, O.SS.T. † | Bishop of Bosa, Italy |
| 23 May | 55.4 | Installed | Pierre de Gondi † | Cardinal-Priest of S. Silvestro in Capite | Cardinal, Bishop Emeritus of Paris, France |
| 24 May | | Died | Juan Méndez de Salvatierra † | Archbishop of Granada, Spain |
| 25 May | 37.4 | Resigned | Bernhard Graf von Waldeck † | Bishop-Elect of Osnabrück, Germany | Former Bishop-Elect |
| 27 Jul | | Appointed | Agustín Gaillart, O.S.B. † | Bishop of Elne, France |
| 7 Aug | 53.6 | Ordained Bishop | Laurentius Fabritius † | Titular Bishop of Cyrene | Auxiliary Bishop of Köln {Cologne}, Germany |
| 8 Aug | | Appointed | Pedro Brandão, O. Carm. † | Bishop of Santiago de Cabo Verde |
| 19 Aug | 52.6 | Died | Sebastião de Morais de Funchal, S.J. † | Bishop of Funay (Funai), Japan |
| 30 Aug | | Died | Gianantonio Volpi † | Bishop of Como, Italy |
| Sep | 71.7 | Ordained Bishop | Bartolomé Martinez Menacho y Mesa (Mechado) † | Bishop of Panamá | Archbishop of Santafé en Nueva Granada, Colombia |
| 17 Oct | | Appointed | Feliciano Ninguarda, O.P. † | Bishop of Como, Italy |
| 4 Nov | 26.4 | Appointed | François de Joyeuse † | Archbishop of Toulouse, France | Cardinal, Archbishop of Rouen, France |
| 20 Dec | 72.0 | Installed | Bartolomé Martinez Menacho y Mesa (Mechado) † | Bishop of Panamá | Archbishop of Santafé en Nueva Granada, Colombia |