Date | Age | Event | Bishop | Title | Current Title |
unknown | | Appointed | Youssef Girgis al-Basluqiti † | Bishop of Damas (Maronite), Syria |
| Ordained Bishop | Youssef Girgis al-Basluqiti † | Bishop of Damas (Maronite), Syria |
| Died | Alfonso Alvarez Guerrero † | Bishop of Monopoli, Italy |
| Born | Giovanni Atzori † | | Bishop-Elect of Bosa, Italy |
| Appointed | Hanna Ben-Ubaid † | Archbishop of Eden (Ehden) (Maronite), Lebanon |
| Ordained Bishop | Hanna Ben-Ubaid † | Archbishop of Eden (Ehden) (Maronite), Lebanon |
| Ordained Bishop | Antonio Bernardez, O.P. † | Titular Bishop of Martyropolis | Auxiliary Bishop of Coimbra, Portugal |
| Born | Giorgio Bianchi † | | Bishop of Sapë, Albania |
| Born | Charles Bobba de Montferrat † | | Bishop of Saint-Jean-de-Maurienne, France |
| Born | Ferdinand Boschetti † | | Titular Archbishop of Diocaesarea in Palaestina |
| Born | Giovanni Antonio Galderisi † | | Bishop of Bovino, Italy |
| Born | Gaudius Castelli † | | Bishop of Montepeloso, Italy |
| Born | Luca Cellesi † | | Bishop of Martirano (Martoranum), Italy |
44.8 | Resigned | Antonio Cauco (Cocco) † | Archbishop of Corfů, Greece | Archbishop Emeritus |
| Born | Bernardin Corneillan † | | Bishop of Rodez, France |
| Died | Gregorio Cruz, O.P. † | Bishop of Martirano (Martoranum), Italy |
| Born | Gonzalo de Angulo, O.M. † | | Bishop of Coro, Venezuela |
| Resigned | André d’Auraison † | Bishop-Elect of Riez, France | Former Bishop-Elect |
| Died | Sisto Diuzioli, C.R.L. † | Bishop of Carinola (Calina), Italy |
| Resigned | Jean du Fay, O.S.B. † | Bishop of Poitiers, France | Bishop Emeritus |
| Born | Giacomo Fagagna (Faganeo), O.S.H. † | | Bishop of Korčula (Curzola, Cursola), Croatia |
| Born | Ludovicus Galbiati † | | Bishop of Acerno, Italy |
| Born | Cesare Gherardi † | | Cardinal, Bishop of Camerino, Italy |
| Died | Cesare de’ Giacomelli † | Bishop of Belcastro, Italy |
79.0 | Died | Antonio Lauro † | Bishop of Castellammare di Stabia, Italy |
| Died | Thomas Leverus † | Bishop of Kildare, Ireland |
| Born | Wojciech Lipnicki † | | Auxiliary Bishop of Kraków, Poland |
| Died | Antonio Lorenzini † | Bishop of Assisi, Italy |
| Born | Ovidio Lupari † | | Bishop of Teano, Italy |
| Born | Giacomo Marenco † | | Bishop of Nice, France |
81.0 | Ordained Bishop | Diego de Medellín, O.F.M. Obs. † | Bishop of Santiago de Chile |
| Born | Jorge de Melo † | | Bishop of Coimbra, Portugal |
| Died | Niccolň Francesco Missanelli † | Bishop of Policastro, Italy |
| Born | Joseph Mohr von Zernetz † | | Bishop of Chur, Switzerland |
| Born | Baltasar Navarro Arroytia † | | Bishop of Tarazona, Spain |
| Died | Pedro Narro, O.S.B. † | Archbishop of Oristano, Italy |
| Died | Antioco Nin † | Bishop of Alghero, Italy |
| Died | Giovanni Oliva † | Archbishop of Chieti, Italy |
| Born | Agostino Oreggi (Oregius) † | | Cardinal, Archbishop of Benevento, Italy |
| Died | Francesco Perignani † | Bishop of Cortona, Italy |
| Born | Augustin Pitterich, O.S.B. † | | Auxiliary Bishop of Wien, Austria |
| Born | Matteo Priuli † | | Cardinal, Cardinal-Priest of San Marco |
| Born | Bogusław Radoszewski † | | Bishop of Lutsk (Łuck), Ukraine |
| Born | Luigi Riccio † | | Bishop of Vico Equense, Italy |
| Born | Theodor Riphaen † | | Auxiliary Bishop of Köln {Cologne}, Germany |
| Died | Juan Ramírez Zapata de Cárdenas † | Bishop of Palencia, Spain |
26.1 | Appointed | Heinrich von Sachsen-Lauenburg † | Bishop of Paderborn, Germany | Archbishop-Elect of Bremen (and Hamburg), Germany |
| Born | Giovanni Sanctatus, O.P. † | | Bishop of Rethymo (Calamona), Greece |
| Born | Louis de Salignac de La Mothe-Fénelon † | | Bishop of Sarlat, France |
| Died | Juan Serra, O.S.A. † | Bishop of Bosa, Italy |
71.0 | Ordained Bishop | Jan Sienieński † | Archbishop of Lviv, Ukraine |
53.0 | Resigned | Bartolomeo Siringi † | Bishop of Castellaneta, Italy | Bishop Emeritus |
| Born | Meletiy Maksym Smotrytskyi (Smotrycki) † | | Titular Archbishop of Hierapolis in Phrygia |
| Born | Antonio Neto dos Santos, O.S.A. † | | Auxiliary Bishop of Braga, Portugal |
| Died | Giulio Stauriano, O.P. † | Bishop of Bova, Italy |
| Died | Fernando de Tavora, O.P. † | Bishop Emeritus of Funchal, Portugal |
73.0 | Died | Alfonso Tornabuoni † | Bishop Emeritus of Sansepolcro (Borgo San Sepolcro), Italy |
| Born | Lorenzo Tramalli † | | Bishop of Gerace, Italy |
| Ordained Priest | Francisco de Vera-Villavicencio, O. de M. † | Priest of Order of Our Lady of Mercy | Bishop of Perpignan-Elne, France |
25.0 | Professed | Alfonso Visconte, C.O. † | Priest of Confederation of Oratorians of St. Philip Neri | Cardinal, Bishop of Spoleto, Italy |
| Born | Aegidius Ursinus de Vivere † | | Titular Patriarch of Jerusalem {Gerusalemme}, Palestine |
| Died | Danijel Vocacio (Vocazio, Vocatius), O.F.M. † | Bishop of Muro Lucano, Italy |
| Appointed | Yusif † | Bishop of Beirut {Bairut} (Maronite), Lebanon |
| Ordained Bishop | Yusif † | Bishop of Beirut {Bairut} (Maronite), Lebanon |
| Born | Diego de Zambrana de Villalobos y Cordero † | | Bishop of Concepción, Chile |
| Died | Jurja (Georgius/Giorgio) Živković (Xiwowich/Sincout), O.F.M. † | Bishop of Senj, Croatia |
4 Jan | | Died | William Walsh, O. Cist. † | Bishop Emeritus of Meath, Ireland |
6 Jan | 76.0 | Appointed | Georges d’Armagnac † | Administrator of Avignon, France | Cardinal, Archbishop Emeritus of Tours, France |
38.0 | Appointed | Fantino Petrignani † | Archbishop of Cosenza, Italy | Archbishop Emeritus |
14 Jan | 50.0 | Appointed | Pedro de Aragón † | Bishop of Vic, Spain | Bishop of Lérida, Spain |
| Appointed | Manoel de Séabra (Leabra) † | Bishop of Ceuta and Tanger, Spain | Bishop of Miranda (do Douro), Portugal |
23 Jan | 52.2 | Died | Nicolas de Lorraine † | Former Bishop-Elect of Verdun, France |
| Selected | Francisco de Vitoria, O.P. † | Bishop of Córdoba (Tucumán), Argentina |
30 Jan | 39.0 | Appointed | Mariano Pierbenedetti † | Bishop of Martirano (Martoranum), Italy | Cardinal, Cardinal-Bishop of Frascati |
1 Feb | 71.0 | Died | Rodrigo de Vadillo, O.S.B. † | Bishop of Cefalů, Italy |
4 Feb | 72.0 | Died | John de Hangest † | Bishop of Noyon, France |
19.0 | Appointed | Antoiné Hébrard de Saint-Sulpice † | Bishop of Cahors, France |
9 Feb | 86.1 | Died | Ambrogio Salvio, O.P. † | Bishop of Nardň, Italy |
10 Feb | 34.7 | Ordained Bishop | Jakob Christoph Blarer von Wartensee † | Bishop of Basel, Switzerland |
25 Feb | 53.1 | Appointed | Feliciano Ninguarda, O.P. † | Bishop of Scala, Italy | Bishop of Como, Italy |
| Appointed | Vincenzo Petrolini † | Bishop of Muro Lucano, Italy |
| Appointed | Costantino Piccioni, O.S.A. † | Bishop of Cortona, Italy |
| Died | Alfonso Rossetti † | Bishop of Ferrara, Italy |
28 Feb | | Born | Angel Manrique, O. Cist. † | | Bishop of Badajoz, Spain |
3 Mar | 17.3 | Elevated to Cardinal | Albrecht von Austria (Österreich) † | Former Archbishop-Elect of Toledo, Spain |
34.1 | Ordained Bishop | Lorenzo Vitturi † | Archbishop of Candia {Crete}, Greece |
4 Mar | 37.6 | Appointed | Łukasz Kościelecki, O.S.B. † | Bishop of Poznań, Poland |
11 Mar | | Appointed | Alessandro Andreasi † | Bishop of Casale Monferrato, Italy | Bishop of Mantova, Italy |
16 Mar | 51.9 | Died | Franciszek Krasiński † | Bishop of Kraków, Poland |
17 Mar | 73.2 | Died | Gerard d’Hamericourt, O.S.B. † | Bishop of Saint-Omer, France |
19 Mar | 65.2 | Died | Martín Rojas de Portalrubio, O.S.Io.Hieros. † | Bishop of Malta |
| Born | Georg Christoph Rösch † | | Auxiliary Bishop of Eichstätt, Germany |
25 Mar | | Ordained Bishop | Geoffrey de La Marthonie † | Bishop of Amiens, France |
27 Mar | | Appointed | Juan del Campo, O.F.M. Obs. † | Bishop of Paraguay (o Ssma Assunzione) |
48.2 | Appointed | Diego Gómez de Lamadrid, O.SS.T. † | Archbishop of Lima, Peru | Bishop of Badajoz, Spain |
| Appointed | Geoffroy de Saint-Belin, O. Cist. † | Bishop of Poitiers, France |
| Appointed | Jerónimo de Villa Carrillo, O.F.M. Obs. † | Bishop of Córdoba (Tucumán), Argentina | Bishop-Elect |
14 Apr | | Appointed | Juan Méndez de Villafranca, O.P. † | Bishop of Santa Marta, Colombia |
15 Apr | | Appointed | Cesare Bovio † | Bishop of Nardň, Italy |
| Appointed | Antonio de Hervias, O.P. † | Bishop of Arequipa, Peru | Bishop of Cartagena, Colombia |
| Appointed | Alonso Guzmán y Talavera, O.S.H. † | Bishop of Trujillo, Peru | Bishop Emeritus |
| Appointed | Francisco de Ovanda, O.F.M. Obs. † | Bishop of Trujillo, Peru | Bishop-Elect |
23 Apr | 80.3 | Died | Pierre Dančs † | Bishop of Lavaur, France |
80.3 | Died | Cherubino Lavosio, O.S.A. † | Bishop of Telese o Cerreto Sannita, Italy |
| Born | Gaspard Dubois (Van Den Bosch, Nemius) † | | Archbishop of Cambrai, France |
29 Apr | | Appointed | Orazio Montegranelli † | Bishop of Fossombrone, Italy |
May | 30.0 | Appointed | Lorenzo Campeggi † | Apostolic Nuncio to Naples, Italy | Bishop of Cervia, Italy |
| Ordained Bishop | Orazio Montegranelli † | Bishop of Fossombrone, Italy |
4 May | | Died | Pierre Ragueneau † | Bishop Emeritus of Marseille, France |
10 May | | Appointed | Giovanni Antonio de Paola † | Bishop of Belcastro, Italy |
| Died | Johannes Mahusius, O.F.M. Obs. † | Bishop Emeritus of Deventer, Netherlands |
11 May | | Appointed | Bartolomeu Simőes Pereira † | Prelate of Săo Sebastiăo do Rio de Janeiro, Brazil | Prelate Emeritus |
24 May | | Appointed | Giovan Luigi de Benedictis † | Bishop of Castellaneta, Italy | Bishop Emeritus |
40.6 | Appointed | Mathieu Moullart, O.S.B. † | Bishop of Arras, France |
26 May | | Appointed | Bernardus Herinck † | Bishop of Deventer, Netherlands | Bishop Emeritus |
| Died | Aegidius (Gilles) Van den Bergh (de Monte), O.F.M. Obs. † | Bishop of Deventer, Netherlands |
3 Jun | 39.4 | Appointed | Nikolaus Elgard † | Auxiliary Bishop of Mainz, Germany |
39.4 | Appointed | Nikolaus Elgard † | Titular Bishop of Ascalon | Auxiliary Bishop of Mainz, Germany |
14 Jun | | Appointed | Ludovico Bentivoglio † | Bishop of Policastro, Italy | Bishop of Cittŕ di Castello, Italy |
15 Jun | 26.2 | Ordained Priest | Giulio Sansedoni † | Priest | Bishop Emeritus of Grosseto, Italy |
18 Jun | | Died | Nicolň Ormanetto † | Bishop of Padova {Padua}, Italy |
19 Jun | 22.5 | Ordained Priest | Ernst von Bayern † | Priest | Archbishop-Elect of Köln {Cologne}, Germany |
21 Jun | | Appointed | Giovanni Battista Brugnatelli † | Bishop of Assisi, Italy |
77.4 | Appointed | Francisco Sancho Allepuz † | Bishop of Segorbe, Spain |
25 Jun | | Died | Marco Loredan † | Bishop of Nona (Nin), Croatia |
26 Jun | | Died | Bartolomeo Giugni (Junius) † | Archbishop of Pisa, Italy |
61.4 | Appointed | Juan Redín Cruzat † | Bishop of Tarazona, Spain |
29 Jun | 61.4 | Resigned | Girolamo Federici † | Apostolic Nuncio to Savoy | Bishop of Lodi, Italy |
35.4 | Appointed | Ottavio Santacroce † | Apostolic Nuncio to Savoy | Bishop of Cervia, Italy |