Date | Age | Event | Bishop | Title | Current Title |
unknown | 66.0 | Died | Gabriele de Alexandris, O.P. † | Bishop Emeritus of Gallese, Italy |
| Died | Marcantonio Alfieri † | Bishop of Montemarano, Italy |
| Born | Juan Francisco Arnaldo Isasi † | | Bishop of Puerto Rico (Porto Rico) |
| Born | Marko Bandulavić (Bandonus), O.F.M. Obs. † | | Apostolic Administrator of Moldova |
| Born | Giulio Cesare Bergera † | | Archbishop of Torino {Turin}, Italy |
| Born | Georges Rizqallah Beseb’ely † | | Patriarch of Antiochia {Antioch} (Maronite), Lebanon |
| Born | Francesco Boyl, O. de M. † | | Bishop of Alghero, Italy |
| Died | Domenico Carlo (de Venite), O.F.M. Conv. † | Bishop of Cefalonia e Zante, Greece |
| Born | Maurizio Centini, O.F.M. Conv. † | | Bishop of Mileto, Italy |
83.0 | Died | Christophe Cheffontaines (Capitefontium), O.F.M. Obs. † | Auxiliary Bishop of Sens, France |
| Born | Luc Cochiglia † | | Bishop of Patti, Italy |
34.7 | Appointed | Ascanio Colonna † | Archpriest of the Arcibasilica di San Giovanni in Laterano {Saint John Lateran Basilica} | Cardinal, Cardinal-Bishop of Palestrina |
| Born | Gregorio Coppino, O.S.B. † | | Bishop of Sant’Angelo dei Lombardi e Bisaccia, Italy |
| Died | Claudio de Curtis † | Bishop of Crotone (Cotrone), Italy |
48.6 | Resigned | Alfonso de la Mota y Escobar † | Bishop-Elect of Nicaragua | Bishop of Tlaxcala (Puebla de los Angeles), México |
| Born | Francesco Agostino della Chiesa † | | Bishop of Saluzzo, Italy |
| Born | Daniel de La Mothe-Houdancourt † | | Bishop of Mende, France |
| Born | Jean-Baptiste Gault, C.O. † | | Bishop of Marseille, France |
| Born | Lorenzo Gavotti, C.R. † | | Bishop Emeritus of Ventimiglia, Italy |
| Born | Giovanni Antonio Geloso † | | Bishop of Patti, Italy |
| Died | Robert de Girard † | Bishop of Uzés, France |
| Died | Nicolò Grana † | Bishop of Anglona-Tursi, Italy |
| Born | Pierre Habert de Montmort † | | Bishop of Cahors, France |
| Died | Pierre Prosper de La Baume † | Bishop of Saint-Flour, France |
| Born | Jean de Lingendes † | | Bishop of Mâcon, France |
| Born | Francesco Lambardi † | | Bishop of Veroli, Italy |
| Born | Bonaventure Magennis, O.F.M. Obs. † | | Bishop of Down and Connor, Ireland |
| Born | Cherubino Manzoni, O.F.M. † | | Bishop of Termoli, Italy |
| Born | Alvise Marcello, C.R.S. † | | Bishop of Pula (Pola), Croatia |
| Born | Anthony MacGeoghegan, O.F.M. Obs. † | | Bishop Emeritus of Meath, Ireland |
| Born | Bernardo de Hontiveros, O.S.B. † | | Bishop of Calahorra y La Calzada, Spain |
| Died | Giovanni Evangelista Pelleo, O.F.M. Conv. † | Bishop of Sant’Agata de’ Goti, Italy |
| Born | Francesco Peretti di Montalto † | | Cardinal, Archbishop of Monreale, Italy |
| Born | Timoteo Pérez Vargas, O.C.D. † | | Bishop Emeritus of Ispahan, Iran |
| Resigned | Sebastián Quintero Ortiz † | Bishop of Gallipoli, Italy | Bishop Emeritus |
| Ordained Bishop | Alonso Ramírez Vergara, O.S. † | Bishop of La Plata o Charcas, Bolivia |
51.0 | Died | Orazio Rapario † | Bishop of Alessano, Italy |
| Born | François de Robles † | | Bishop of Ypres (Ieper), Belgium |
| Born | Francesco Antonio Sacchetti † | | Bishop of Troia, Italy |
| Born | Gerolamo Santolini † | | Bishop of Cervia, Italy |
| Died | Manoel de Séabra (Leabra) † | Bishop of Miranda (do Douro), Portugal |
| Born | Andrea Soffiani † | | Bishop of Chios (Scio), Greece |
| Born | Pomponio Spreti † | | Bishop of Cervia, Italy |
43.9 | Ordained Bishop | István Szuhay † | Bishop of Vác, Hungary | Archbishop of Kalocsa, Hungary |
50.0 | Resigned | Kyrylo (Cyryl) Terletskyi (Terlecki) † | Administrator of Kyiv-Halyč {Kiev} (Ukrainian), Ukraine | Bishop of Lutzk e Ostrog (Ukrainian), Ukraine |
| Died | Scipione della Tolfa † | Archbishop of Acerenza e Matera, Italy |
| Born | Ambrosio Viola, O.P. † | | Bishop of Lacedonia, Italy |
35.0 | Ordained Bishop | Paweł Wołucki † | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine | Bishop of Włocławek (Kujawy, Kalisze), Poland |
5 Jan | 71.0 | Died | Feliciano Ninguarda, O.P. † | Bishop of Como, Italy |
12 Jan | 57.0 | Died | Gaspare Visconti † | Archbishop of Milano {Milan}, Italy |
17 Jan | | Born | Octavius Rivarola † | | Bishop of Ajaccio, France |
23 Jan | | Died | Alberto Capriano † | Bishop of Alba (Pompea), Italy |
25 Jan | 63.0 | Died | Piotr Kostka † | Bishop of Chelmno (Culma, Kulm), Poland |
2 Feb | | Died | Giovanni Andrea Croce † | Bishop of Tivoli, Italy |
5 Feb | 41.0 | Ordained Bishop | Fernando Martins Mascarenhas † | Bishop of Faro {Algarve}, Portugal | Bishop Emeritus |
13 Feb | 36.0 | Appointed | Alexeu de Jesu de Meneses, O.S.A. † | Archbishop of Goa, India | Archbishop of Braga, Portugal |
15 Feb | 61.5 | Died | Mark Sittich von Hohenems (Altemps) † | Cardinal, Bishop Emeritus of Konstanz {Constance}, Germany |
19 Feb | 51.1 | Ordained Bishop | António de Sousa, O.P. † | Bishop of Viseu, Portugal |
20 Feb | 62.7 | Appointed | Giulio Antonio Santorio † | Cardinal-Priest of Santa Maria in Trastevere | Cardinal, Cardinal-Bishop of Palestrina |
22 Feb | | Born | Pedro Carrillo Acuña y Bureba † | | Archbishop of Santiago de Compostela, Spain |
Mar | | Born | Fausto Caffarelli † | | Archbishop of Santa Severina, Italy |
1 Mar | | Born | Gabriel de Boislève † | | Bishop of Avranches, France |
4 Mar | 64.1 | Died | Jean Dave † | Bishop of Namur {Namen}, Belgium |
6 Mar | 60.1 | Appointed | Giulio Doffo, O.P. † | Bishop of Alessano, Italy |
35.1 | Appointed | Placido della Marra † | Bishop of Melfi e Rapolla, Italy |
10 Mar | | Born | Mauro (Antonio) Corsi, O.S.B. † | | Bishop of San Miniato, Italy |
19 Mar | | Born | Carlo de’ Medici † | | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
26 Mar | 36.1 | Ordained Bishop | Alexeu de Jesu de Meneses, O.S.A. † | Archbishop of Goa, India | Archbishop of Braga, Portugal |
1 Apr | 64.2 | Resigned | Marcello Acquaviva † | Apostolic Nuncio to Savoy | Archbishop Emeritus of Otranto, Italy |
45.2 | Appointed | Giulio Cesare Riccardi † | Apostolic Nuncio to Savoy | Archbishop of Bari (-Canosa), Italy |
2 Apr | 60.2 | Ordained Bishop | Giulio Doffo, O.P. † | Bishop of Alessano, Italy |
34.2 | Succeeded | Johann Konrad von Gemmingen † | Bishop of Eichstätt, Germany |
35.2 | Ordained Bishop | Placido della Marra † | Bishop of Melfi e Rapolla, Italy |
3 Apr | | Died | Matteo Priuli † | Bishop Emeritus of Vicenza, Italy |
9 Apr | 47.3 | Ordained Bishop | Luis Sans y Códol † | Bishop of Solsona, Spain | Bishop of Barcelona, Spain |
10 Apr | | Appointed | Ascanio Giacobazio (Giacovazzi) † | Bishop of Anglona-Tursi, Italy | Bishop Emeritus |
19 Apr | 17.5 | Selected | Ferdinand von Bayern † | Coadjutor Archbishop of Köln {Cologne}, Germany | Archbishop-Elect |
23 Apr | 30.3 | Ordained Priest | Johann Platzgummer † | Priest | Bishop of Brixen {Bressanone}, Italy |
24 Apr | 30.6 | Appointed | Federico Borromeo (Sr.) † | Cardinal, Archbishop of Milano {Milan}, Italy |
30.3 | Appointed | Antonio d’Aquino † | Bishop of Sarno, Italy | Archbishop of Taranto, Italy |
37.3 | Appointed | Fabrizio Perugini † | Bishop of Terracina, Priverno e Sezze, Italy |
| Born | György Szelepcsényi † | | Archbishop of Esztergom, Hungary |
26 Apr | 70.1 | Died | Liévin (Hermann) Van der Beken (Torrentinus) † | Bishop of Antwerpen {Antwerp, Anvers}, Belgium |
28 Apr | 52.7 | Died | Kaspar von Seckendorff † | Bishop of Eichstätt, Germany |
May | | Ordained Bishop | Miguel Ares Canaval † | Bishop of Orense, Spain |
1 May | 30.3 | Ordained Bishop | Antonio d’Aquino † | Bishop of Sarno, Italy | Archbishop of Taranto, Italy |
| Ordained Bishop | Ascanio Giacobazio (Giacovazzi) † | Bishop of Anglona-Tursi, Italy | Bishop Emeritus |
4 May | 64.0 | Died | Hughes de Loubenx de Verdalle, O.S.Io.Hieros. † | Cardinal, Cardinal-Deacon of Santa Maria in Portico (Octaviae) |
5 May | 45.3 | Appointed | Bartolomeo Ferrero † | Bishop of Aosta, Italy |
| Appointed | Herman Zahorskyi (Zahorski) † | Coadjutor Bishop of Połock (Polotsk) (Ukrainian), Belarus | Archbishop |
7 May | 37.3 | Ordained Bishop | Fabrizio Perugini † | Bishop of Terracina, Priverno e Sezze, Italy |
10 May | 59.9 | Appointed | Domenico Toschi † | Bishop of Tivoli, Italy | Cardinal, Bishop Emeritus |
16 May | 45.3 | Ordained Bishop | Bartolomeo Ferrero † | Bishop of Aosta, Italy |
41.3 | Ordained Bishop | Fernando Trexo y Senabria, O.F.M. Obs. † | Bishop of Córdoba (Tucumán), Argentina |
21 May | 59.9 | Ordained Bishop | Domenico Toschi † | Bishop of Tivoli, Italy | Cardinal, Bishop Emeritus |
24 May | 80.0 | Died | Juan Ruiz Agüero † | Bishop of Zamora, Spain |
5 Jun | 71.4 | Appointed | Juan López, O.P. † | Bishop of Crotone (Cotrone), Italy | Bishop Emeritus of Monopoli, Italy |
9 Jun | 69.9 | Died | Francisco Sarmiento Mendoza † | Bishop of Jaén, Spain |
10 Jun | | Born | Ägidius Gelenius † | | Auxiliary Bishop of Osnabrück, Germany |
11 Jun | 30.8 | Ordained Bishop | Federico Borromeo (Sr.) † | Cardinal, Archbishop of Milano {Milan}, Italy |
71.4 | Ordained Bishop | Juan López, O.P. † | Bishop of Crotone (Cotrone), Italy | Bishop Emeritus of Monopoli, Italy |
12 Jun | 21.5 | Appointed | Odoardo Farnese † | Cardinal-Deacon of Sant’Eustachio | Cardinal, Cardinal-Bishop of Frascati |
35.0 | Appointed | Guido Pepoli † | Cardinal-Priest of San Biagio dell’Anello | Cardinal, Cardinal-Priest of San Pietro in Montorio |
18 Jun | 17.4 | Professed | Girolamo Binago, C.O. † | Member of Confederation of Oratorians of St. Philip Neri | Auxiliary Bishop of Bologna, Italy |
19 Jun | 36.6 | Appointed | Ottavio Bandini † | Archbishop of Fermo, Italy | Cardinal, Archbishop Emeritus |
24 Jun | | Born | Ulderico Carpegna † | | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
25 Jun | 36.6 | Ordained Bishop | Ottavio Bandini † | Archbishop of Fermo, Italy | Cardinal, Archbishop Emeritus |