Date | Age | Event | Bishop | Title | Current Title |
unknown | | Born | Barzellino de’ Barzellini † | | Bishop of Satriano e Campagna, Italy |
| Born | Christoph Blöbel † | | Prefect of Meißen (Meissen) {Lusazia o Lausitz; Sassonia}, Germany |
| Born | Giulio Acquaviva d’Aragona † | | Cardinal, Cardinal-Deacon of San Teodoro |
| Resigned | Sancho Díaz de Trujillo † | Auxiliary Bishop of Plasencia, Spain | Auxiliary Bishop Emeritus |
59.0 | Died | Paweł Dunin-Wolski † | Bishop of Poznań, Poland |
| Died | Lélio des Ursins de Céri † | Bishop-Elect of Lodève, France |
56.9 | Resigned | Uberto Gambara † | Administrator of Rethymo (Calamona), Greece | Cardinal, Bishop Emeritus of Tortona, Italy |
| Born | Francesco Gonzaga, O.F.M. Obs. † | | Bishop of Mantova, Italy |
35.0 | Ordained Bishop | John Hamilton † | Bishop of Dunkeld, Scotland, Great Britain | Archbishop of Saint Andrews, Scotland, Great Britain |
| Died | Jean-Baptiste de Laigue d’Oraison † | Bishop of Senez, France |
| Born | Bartolomé Lobo Guerrero † | | Archbishop of Lima, Peru |
| Born | Pietro Lomellini, O.S.B. † | | Bishop of Sagone (Sagona), France |
65.0 | Resigned | Claude de Longwy de Givry † | Administrator of Amiens, France | Cardinal, Administrator of Langres, France |
| Ordained Bishop | Toribio López † | Bishop of Miranda (do Douro), Portugal |
| Died | Angelo Marzi † | Bishop Emeritus of Assisi, Italy |
| Born | Nicolò Mascardi † | | Bishop of Accia and Mariana, France |
| Died | Giovanni Rinaldi Montorio † | Bishop of Narni, Italy |
| Born | Orazio Moroni † | | Bishop of Nepi e Sutri, Italy |
| Died | Ippolito Marsigli † | Bishop of Alife, Italy |
| Resigned | Hugh O’Cervallen † | Bishop of Clogher, Ireland | Bishop Emeritus |
| Died | Teodoro de Piis, O.F.M. † | Bishop of Monopoli, Italy |
| Appointed | Pierre Quiqueran de Beaujeu † | Bishop of Senez, France | Bishop-Elect |
| Died | Jean de Rainieres, O. Cist. † | Auxiliary Bishop of Reims, France |
| Born | Stanisław Rozrażewski † | | Bishop of Włocławek (Kujawy, Kalisze), Poland |
| Born | Nicholas Skerrett † | | Archbishop of Tuam, Ireland |
| Born | António (de Santa Maria) Lencastre, O.S.A. † | | Bishop of Leiria, Portugal |
| Died | Thomas Swillington, O.S.A. † | Auxiliary Bishop of London, England, Great Britain |
| Died | Martín Tristán Calvete † | Bishop of Oviedo, Spain |
| Died | Ambrogio Trivulzio † | Bishop of Bobbio, Italy |
| Born | Hendrik van Cuyck † | | Bishop of Roermond, Netherlands |
| Born | Thomas Vásquez de Liaño † | | Bishop-Elect of Paraguay (o Ssma Assunzione) |
| Appointed | Marcus (Avunculus) Vetter † | Auxiliary Bishop of Augsburg, Germany | Auxiliary Bishop Emeritus |
| Appointed | Marcus (Avunculus) Vetter † | Titular Bishop of Nazianzus | Auxiliary Bishop Emeritus of Augsburg, Germany |
36.0 | Resigned | Christoph von Lamberg † | Bishop of Seckau, Austria | Bishop Emeritus |
| Appointed | Johann von Malentein † | Bishop of Seckau, Austria |
| Born | Jerónimo Xavierre, O.P. † | | Cardinal, Priest of Order of Friars Preachers |
4 Jan | 66.0 | Ordained Bishop | Antonio de la Cruz, O.F.M. Obs. † | Bishop of Islas Canarias {Canary Islands}, Spain |
| Died | Johann Rüger, O.P. † | Auxiliary Bishop of Bamberg, Germany |
8 Jan | | Appointed | Juan Aceres † | Bishop of Ciudad Rodrigo, Spain |
| Appointed | García Díaz Arias † | Bishop of Quito, Ecuador |
60.0 | Appointed | Juan Martínez Silíceo † | Cardinal, Archbishop of Toledo, Spain |
27 Jan | | Appointed | Stefano Gahortzian (Coherzen), O.P. † | Bishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia |
| Appointed | Paolo de Cupis † | Bishop of Montepeloso, Italy | Bishop of Recanati, Italy |
| Appointed | Pablo de Torres, O.P. † | Bishop of Panamá |
37.8 | Confirmed | Sebastian von Heusenstamm † | Archbishop of Mainz, Germany |
| Appointed | Filippo Roccabella † | Bishop of Macerata, Italy | Bishop of Recanati, Italy |
31 Jan | 16.0 | Professed | Amador Arrais de Mendoza, O. Carm. † | Member of Order of Our Lady of Mt. Carmel | Bishop Emeritus of Portalegre, Portugal |
1 Feb | | Died | Juan Cardona † | Bishop of Barcelona, Spain |
12 Feb | 57.1 | Appointed | Jerónimo de Loaysa, O.P. † | Archbishop of Lima, Peru |
22.1 | Appointed | Niccolò Fieschi † | Bishop of Savona, Italy | Bishop Emeritus |
44.1 | Appointed | Alfonso de Fuenmayor † | Archbishop of Santo Domingo, Dominican Republic |
24.1 | Appointed | François de Pisseleu † | Bishop of Amiens, France | Bishop Emeritus |
78.1 | Appointed | Juan de Zumárraga, O.F.M. † | Archbishop of México, Federal District | Archbishop of México, Federal District |
19 Feb | | Appointed | Jan Bieliński † | Bishop of Płock, Poland | Bishop-Elect |
| Appointed | Henry de Bruto † | Archbishop of York, England, Great Britain |
41.1 | Appointed | Jan Drohojowski † | Bishop of Chełm, Poland | Bishop of Włocławek (Kujawy, Kalisze), Poland |
56.1 | Appointed | Mikołaj Dzierżgowski † | Archbishop of Gniezno, Poland |
| Appointed | Giovanni de Gaona, C.R.S.A. † | Bishop of Ceos and Thermia, Greece |
58.1 | Appointed | Benedykt Izdbieński † | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine | Bishop of Poznań, Poland |
Mar | 72.1 | Resigned | Johann Laymann † | Auxiliary Bishop of Augsburg, Germany | Auxiliary Bishop Emeritus |
2 Mar | 61.1 | Died | Martín de Saint-André † | Bishop of Carcassonne, France |
16 Mar | | Born | Francesco Barbaro † | | Patriarch of Aquileia, Italy |
19 Mar | 50.2 | Appointed | Andrzej Zebrzydowski † | Bishop of Włocławek (Kujawy, Kalisze), Poland | Bishop of Kraków, Poland |
29 Mar | | Born | Anne d’Escars de Givry (de Pérusse), O.S.B. † | | Cardinal, Bishop of Metz, France |
31 Mar | 68.2 | Died | Tommaso Caracciolo † | Archbishop of Capua, Italy |
9 Apr | 66.2 | Appointed | Antonio del Aguila Vela y Paz † | Bishop of Zamora, Spain |
| Appointed | Pedro Manuel † | Archbishop of Santiago de Compostela, Spain |
16 Apr | | Appointed | Esteban Almeida † | Bishop of Cartagena (en España) |
34.2 | Appointed | Filippo Maria Campeggi † | Coadjutor Bishop of Feltre, Italy | Bishop |
| Appointed | Charles Pinello, O.S.A. † | Auxiliary Bishop of Dol, France |
| Appointed | Charles Pinello, O.S.A. † | Titular Bishop of Castoria | Auxiliary Bishop of Dol, France |
| Appointed | Ottaviano Praeconio, O.F.M. Conv. † | Bishop of Monopoli, Italy | Archbishop of Palermo, Italy |
| Appointed | Vincenzo Querini † | Bishop of Rethymo (Calamona), Greece | Former Bishop-Elect |
| Appointed | Giovanni Francesco Rossi † | Auxiliary Bishop of Concordia (Sagittaria), Italy |
| Appointed | Giovanni Francesco Rossi † | Titular Bishop of Hauara | Auxiliary Bishop of Concordia (Sagittaria), Italy |
69.2 | Resigned | Hermann zu Wied † | Archbishop of Köln {Cologne}, Germany | Archbishop Emeritus |
20 Apr | 47.0 | Ordained Bishop | Giovanni Angelo de’ Medici † | Archbishop of Dubrovnik (Ragusa), Croatia | Pope (Roma {Rome}, Italy) |
| Born | Bernardo de Rojas y Sandoval † | | Cardinal, Archbishop of Toledo, Spain |
22 Apr | 68.3 | Died | García de Loaysa y Mendoza, O.P. † | Cardinal, Archbishop of Sevilla {Seville}, Spain |
May | | Died | Marco Cattaneo, O.P. † | Auxiliary Bishop of Genova, Italy |
| Died | Francesco Riario Sforza † | Bishop of Lucca, Italy |
2 May | 38.1 | Ordained Bishop | Sebastian von Heusenstamm † | Archbishop of Mainz, Germany |
3 May | | Died | Mikolaj Brolinski † | Auxiliary Bishop of Płock, Poland |
5 May | 22.6 | Resigned | Charles Bourbon de Vendôme † | Bishop of Nevers, France | Cardinal, Archbishop of Rouen, France |
46.3 | Appointed | Marcello Crescenzi † | Cardinal, Administrator of Conza, Italy |
46.6 | Installed | Bartolomé de la Cueva y Toledo † | Cardinal-Priest of San Matteo in Merulana | Cardinal, Administrator of Manfredonia, Italy |
15.7 | Installed | Ranuccio Farnese, O.S.Io.Hieros. † | Cardinal-Deacon of Santa Lucia in Orphea | Cardinal, Cardinal-Bishop of Sabina |
| Appointed | Leonardo Lana † | Bishop of Budua (Budva), Montenegro |
| Appointed | Pedro López de Mendoza † | Auxiliary Bishop of Burgos, Spain |
| Appointed | Pedro López de Mendoza † | Titular Bishop of Thermopylae | Auxiliary Bishop of Burgos, Spain |
20.2 | Appointed | Niccolò Caetani di Sermoneta † | Archbishop of Capua, Italy | Cardinal, Administrator |
44.3 | Appointed | Jacques-Paul Spifame † | Bishop of Nevers, France | Bishop Emeritus |
17 May | 66.3 | Appointed | Jaime Casador † | Bishop of Barcelona, Spain |
| Appointed | Marzio Cerboni † | Bishop of Caserta, Italy |
37.3 | Appointed | Girolamo Dandini † | Bishop of Imola, Italy | Cardinal, Bishop Emeritus |
| Appointed | William Gordon † | Bishop of Aberdeen, Scotland, Great Britain |
58.3 | Appointed | Benedykt Izdbieński † | Bishop of Poznań, Poland |
| Appointed | Francesco (Franzino) Micheli † | Bishop of Marsi, Italy | Bishop Emeritus of Casale Monferrato, Italy |
| Appointed | Antoine Olivier † | Bishop of Digne, France | Bishop of Lombez, France |
45.3 | Resigned | Niccolò Ridolfi † | Administrator of Imola, Italy | Cardinal, Administrator of Vicenza, Italy |
18 May | | Died | Jan Bieliński † | Bishop-Elect of Płock, Poland |
| Born | Alfonso de la Mota y Escobar † | | Bishop of Tlaxcala (Puebla de los Angeles), México |
22 May | | Died | Guillaume Éder † | Bishop of Quimper, France |
26 May | 47.4 | Appointed | Giovanni Giacomo (Jean Jacques) Barba, O.S.A. † | Bishop of Teramo, Italy | Bishop of Terni, Italy |
76.4 | Appointed | Bartolomeo Guidiccioni † | Cardinal, Bishop of Lucca, Italy |
23.4 | Resigned | Giacomo Savelli † | Administrator of Teramo, Italy | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
29 May | 52.4 | Died | David Beaton † | Cardinal, Archbishop of Saint Andrews, Scotland, Great Britain |
6 Jun | 47.4 | Ordained Bishop | Giovanni Giacomo (Jean Jacques) Barba, O.S.A. † | Bishop of Teramo, Italy | Bishop of Terni, Italy |
| Died | Giovanni Pietro de Bono, O.P. † | Bishop of Minori, Italy |
7 Jun | | Appointed | Bartolomeo Albani † | Bishop of Sessa Aurunca, Italy | Archbishop of Sorrento, Italy |
48.3 | Resigned | Tiberio Crispi † | Bishop of Sessa Aurunca, Italy | Cardinal, Cardinal-Bishop of Sabina |
44.4 | Appointed | Bernardino della Croce, B. † | Bishop of Casale Monferrato, Italy | Bishop Emeritus of Como, Italy |
19 Jun | 47.4 | Appointed | Samuel Maciejowski † | Bishop of Kraków, Poland |
20 Jun | 66.4 | Ordained Bishop | Jaime Casador † | Bishop of Barcelona, Spain |
25 Jun | 24.4 | Appointed | Pierdonato Cesi (Sr.) † | Bishop of Narni, Italy | Cardinal, Cardinal-Priest of Sant’Anastasia |
26 Jun | 66.4 | Died | Jacques Hurault de Cheverny † | Bishop of Autun, France |
27 Jun | | Died | Bernardino Castellari † | Bishop of Casale Monferrato, Italy |