Date | Age | Event | Bishop | Title | Current Title |
unknown | | Born | Stefano Agostini † | | Cardinal, Cardinal-Priest of San Giovanni a Porta Latina |
| Born | Jeronim de Andreis † | | Bishop of Korčula (Curzola, Cursola), Croatia |
| Died | Bartolomeo Beccari, O.F.M. Conv. † | Bishop of Guardialfiera (Guardia), Italy |
43.0 | Appointed | Bonifazio Bevilacqua Aldobrandini † | Prefect of the Congregation of the Sacred Consulta | Cardinal, Cardinal-Bishop of Frascati |
| Born | Michael Angelus Broglia † | | Bishop of Vercelli, Italy |
| Ordained Bishop | Francisco de la Cámara y Raya, O.P. † | Bishop of Panamá |
53.0 | Died | Jeronimo de Carcamo † | Bishop of Trujillo, Peru |
| Born | Eugene Conwell † | | Vicar Apostolic of Derry, Ireland |
| Died | Andreas Corbelli † | Bishop of Canea (Cydonia, Egée), Greece |
| Born | Francisco Antonio Díaz de Cabrera † | | Bishop of Salamanca, Spain |
| Born | Francesco Antonio De Luca † | | Bishop Emeritus of Anglona-Tursi, Italy |
| Born | Giovanni Battista de Luca † | | Cardinal, Cardinal-Priest of San Girolamo dei Croati |
| Born | Martín de Espinosa y Monzón † | | Bishop of Comayagua, Honduras |
31.0 | Ordained Bishop | Paul-Antoine de Fay-Perault † | Titular Bishop of Helenopolis in Bithynia | Bishop of Uzés, France |
| Born | Giovanni Francesco Ferrari † | | Bishop of Isola, Italy |
| Born | Alonso García de Losada, O.S.B. † | | Auxiliary Bishop of Plasencia, Spain |
71.0 | Resigned | Coriolano Garzadori † | Bishop of Ossero (Osor), Croatia | Bishop Emeritus |
28.2 | Ordained Priest | Piotr Gembicki † | Priest | Bishop of Kraków, Poland |
| Born | Giorgio Giorgicci † | | Bishop of Krk (Veglia), Croatia |
| Died | Karl Griming † | Auxiliary Bishop of Gurk, Austria |
| Appointed | Patrick Hanratty † | Vicar Apostolic of Down and Connor, Ireland | Vicar Apostolic Emeritus of Dromore, Ireland |
| Born | Pál Hoffmann † | | Bishop of Pécs, Hungary |
| Born | Johannes Holler † | | Auxiliary Bishop of Trier, Germany |
| Born | Roberto Korlatovich, O.F.M. † | | Former Bishop-Elect of Beograd {Belgrade}, Serbia |
| Born | Eustache Le Clerc de Lesseville † | | Bishop of Coutances, France |
| Died | Pomponio de Magistris † | Bishop of Terracina, Priverno e Sezze, Italy |
| Born | Luis Guillermo (Guillén) de Moncada de Aragón Luna de Peralta y de La Cerda † | | Cardinal, Priest |
32.0 | Ordained Priest | Pietro Morari † | Priest | Bishop of Capodistria (Capo d’Istria)(Koper), Slovenia |
24.0 | Ordained Priest | Juan de Orta y Moreno † | Priest | Bishop of Orihuela, Spain |
| Died | Girolamo Palazzuoli † | Bishop of Isola, Italy |
48.0 | Died | Gaspare Paluzzi Albertoni † | Bishop of Sant’Angelo dei Lombardi e Bisaccia, Italy |
| Born | Franciscus Perrone † | | Bishop of Caiazzo, Italy |
51.0 | Died | Paolo Pico, O.P. † | Bishop of Vulturara e Montecorvino, Italy |
| Born | Pierre Pingré † | | Bishop of Toulon, France |
53.0 | Died | Jeronimo Quintanilla, O. Cist. † | Bishop of São Tomé e Príncipe |
| Succeeded | Sebastiano Raynaldi † | Bishop of Guardialfiera (Guardia), Italy |
| Born | Carlo Rossetti † | | Cardinal, Bishop of Faenza, Italy |
| Ordained Bishop | Jerónimo Ruiz Camargo † | Bishop of Ciudad Rodrigo, Spain | Bishop of Córdoba, Spain |
51.1 | Ordained Priest | Francesco Sforza † | Priest | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| Died | Claude Sozomene † | Auxiliary Bishop of Salzburg, Austria |
71.0 | Resigned | Giovanni Battista Zuccato † | Bishop of Nusco, Italy | Bishop Emeritus |
6 Jan | | Born | Leopold Wilhelm von Österreich † | | Bishop-Elect of Passau, Germany |
26 Jan | 31.0 | Installed | François Boyvin de Péricard † | Bishop of Évreux, France |
27 Jan | 39.0 | Appointed | Lucas de Franchis † | Bishop of Ugento, Italy |
28 Jan | 79.8 | Died | Francesco Mantica † | Cardinal, Cardinal-Priest of Santa Maria del Popolo |
31 Jan | 39.0 | Died | Antoine Rose † | Bishop of Clermont, France |
1 Feb | 60.0 | Died | Jean Daffis † | Bishop of Lombez, France |
15 Feb | 62.1 | Died | Luís Cerqueira, S.J. † | Bishop of Funay (Funai), Japan |
17 Feb | 60.1 | Appointed | Diego de Arce, O.F.M. Obs. † | Bishop of Cassano all’Jonio, Italy |
51.5 | Appointed | Pedro González del Castillo † | Bishop of Calahorra y La Calzada, Spain |
46.1 | Appointed | Gian Alberto Garzoni † | Bishop of Canea (Cydonia, Egée), Greece |
58.1 | Appointed | François de La Béraudière † | Bishop of Périgueux (Vesuna), France |
35.3 | Confirmed | Albert von Törring † | Bishop of Regensburg, Germany |
46.1 | Appointed | Fernando de Vera y Zuñiga, O.S.A. † | Auxiliary Bishop of Badajoz, Spain | Bishop of Cuzco, Peru |
46.1 | Appointed | Fernando de Vera y Zuñiga, O.S.A. † | Titular Bishop of Bugia | Bishop of Cuzco, Peru |
28 Feb | 74.1 | Died | Paweł Dembski † | Auxiliary Bishop of Kraków, Poland |
41.1 | Died | Jean Richardot † | Archbishop of Cambrai, France |
Mar | 28.0 | Ordained Priest | Paris von Lodron † | Priest | Archbishop of Salzburg, Austria |
2 Mar | 46.1 | Ordained Bishop | Gian Alberto Garzoni † | Bishop of Canea (Cydonia, Egée), Greece |
28.1 | Ordained Bishop | François de Harlay de Champvallon † | Titular Archbishop of Augustopolis in Phrygia | Archbishop Emeritus of Rouen, France |
3 Mar | 48.1 | Resigned | Bartolomeo Cesi (Cesa) † | Archbishop of Conza, Italy | Cardinal, Bishop of Tivoli, Italy |
| Appointed | Curzio Cocci † | Archbishop of Conza, Italy |
36.1 | Appointed | Giovanni Francesco Guidi di Bagno † | Titular Archbishop of Patrae (Veters) | Cardinal, Bishop Emeritus of Rieti, Italy |
24.1 | Appointed | Alphonse de La Croix de Chevrières † | Coadjutor Bishop of Grenoble, France | Bishop Emeritus |
24.1 | Appointed | Alphonse de La Croix de Chevrières † | Titular Bishop of Chalcedon | Bishop Emeritus of Grenoble, France |
4 Mar | 86.1 | Died | Papirio Picedi † | Bishop of Parma, Italy |
9 Mar | | Ordained Bishop | Curzio Cocci † | Archbishop of Conza, Italy |
11 Mar | | Died | Ottavio Abbiosi † | Bishop Emeritus of Pistoia, Italy |
13 Mar | | Born | Cristovão da Silveira, O.S.A. † | | Archbishop of Goa, India |
14 Mar | | Died | Charles de Liscoet † | Bishop of Quimper, France |
17 Mar | 27.7 | Appointed | Bernard Daffis † | Bishop of Lombez, France |
| Appointed | Ottaviano Garzadori † | Bishop of Ossero (Osor), Croatia |
18 Mar | 53.2 | Died | Sebastião de Ascensão, O.P. † | Bishop of Santiago de Cabo Verde |
20 Mar | 39.6 | Ordained Priest | Enrique Pimentel Zúñiga † | Priest | Bishop of Cuenca, Spain |
30 Mar | | Born | Antonio Bichi † | | Cardinal, Bishop of Osimo, Italy |
62.1 | Ordained Bishop | Melchior Klesl † | Cardinal, Bishop of Wien, Austria |
| Died | Jan Zamoyski, O.S.B. † | Archbishop of Lviv, Ukraine |
31 Mar | | Ordained Bishop | Ottaviano Garzadori † | Bishop of Ossero (Osor), Croatia |
4 Apr | | Born | Henri de Lorraine-Guise † | | Former Archbishop-Elect of Reims, France |
5 Apr | 40.2 | Confirmed | Yosyf Ivan Veliamyn-Rutskyi, O.S.B.M. † | Archbishop of Kyiv-Halyč {Kiev} (Ukrainian), Ukraine |
7 Apr | 62.2 | Appointed | Martín Terrer Valenzuela, O.S.A. † | Bishop of Tarazona, Spain | Archbishop of Zaragoza, Spain |
13 Apr | 36.2 | Ordained Bishop | Giovanni Francesco Guidi di Bagno † | Titular Archbishop of Patrae (Veters) | Cardinal, Bishop Emeritus of Rieti, Italy |
59.2 | Ordained Bishop | Antoine de Hennin † | Bishop of Ypres (Ieper), Belgium |
16 Apr | | Born | Franjo Soimirovic (Svimirovich), O.F.M. Obs. † | | Archbishop of Achrida (Ochrida), Bulgaria |
20 Apr | 35.4 | Ordained Bishop | Albert von Törring † | Bishop of Regensburg, Germany |
23 Apr | | Died | Ascanio Parisi † | Bishop of Marsico Nuovo, Italy |
28 Apr | 42.3 | Appointed | Jan Kuczborski † | Bishop of Chelmno (Culma, Kulm), Poland |
3 May | 66.1 | Died | Sasbout Vosmeer † | Vicar Apostolic of Batavia (Holland Mission), Netherlands |
5 May | 31.3 | Appointed | Carlo Pinto † | Coadjutor Bishop of Nicotera, Italy | Bishop |
31.3 | Appointed | Carlo Pinto † | Titular Bishop of Comana Armeniae | Bishop of Nicotera, Italy |
12 May | 34.3 | Appointed | Giuseppe di Ceva † | Bishop of Ivrea, Italy |
20 May | 34.3 | Ordained Bishop | Giuseppe di Ceva † | Bishop of Ivrea, Italy |
25 May | 27.3 | Ordained Bishop | Octave de Bellegarde † | Bishop of (Saint-Lizier de) Couserans (or Conserans), France | Archbishop of Sens, France |
30 May | 30.3 | Succeeded | Jacques Camus de Poutcarré † | Bishop of Sées {Séez}, France | Coadjutor Bishop |
61.5 | Died | Jacques Suarez de Sainte-Marie, O.F.M. † | Bishop of Sées {Séez}, France |
Jun | | Died | Jerónimo Teixeira Cabral † | Bishop of Miranda (do Douro), Portugal |
1 Jun | 27.9 | Ordained Bishop | Bernard Daffis † | Bishop of Lombez, France |
2 Jun | 23.8 | Appointed | Charles de Habsburg (d’Autriche-Styrie) † | Bishop of Wrocław (Breslau), Poland | Bishop of Brixen {Bressanone}, Italy |
4 Jun | 65.3 | Appointed | Ottavio Accoramboni † | Apostolic Nuncio to Portugal | Archbishop Emeritus of Urbino, Italy |
10 Jun | 78.4 | Died | Tomás Gargal (Gargallo), O.S.Io.Hieros. † | Bishop of Malta |
11 Jun | 54.4 | Died | Pedro Ordóñez y Flórez † | Archbishop of Santafé en Nueva Granada, Colombia |
21 Jun | | Died | Angelus Pereira, O. Carm. † | Auxiliary Bishop of Coimbra, Portugal |
28 Jun | | Installed | Francisco de la Cámara y Raya, O.P. † | Bishop of Panamá |