Date | Age | Event | Bishop | Title | Current Title |
unknown | | Born | Ignace André Akhidjan † | | Patriarch of Antiochia {Antioch} (Syrian), Lebanon |
36.0 | Resigned | Guillaume Aléaume † | Bishop of Riez, France | Bishop of Lisieux, France |
| Born | Giuseppe Armenj (Armenio) † | | Bishop of Teramo, Italy |
| Born | Ramón de Azlor y Berbegal † | | Bishop of Huesca, Spain |
63.1 | Appointed | Ottavio Bandini † | Prefect of the Congregation of Bishops and Regulars | Cardinal, Archbishop Emeritus of Fermo, Italy |
52.0 | Died | Pietro Bastoni † | Bishop of Umbriatico (Umbriaticum), Italy |
51.0 | Resigned | Bonifazio Bevilacqua Aldobrandini † | Prefect of the Congregation of the Index | Cardinal, Cardinal-Bishop of Frascati |
| Born | Guillaume de Boissonnade d’Orty † | | Bishop of Bazas, France |
429.0 | Beatified | St. Albert (the Great) von Bollstädt, O.P. † | Bishop Emeritus of Regensburg, Germany |
| Died | Giovanni Camerota † | Bishop of Bova, Italy |
| Died | Antonio Canopolo † | Archbishop of Sassari, Italy |
| Born | Lourenço de Castro, O.P. † | | Bishop of Miranda (do Douro), Portugal |
| Born | Juan de Rojas y Asúa, O. de M. † | | Bishop of Nicaragua |
| Born | Valerio de São Raimundo, O.P. † | | Bishop of Elvas, Portugal |
| Resigned | Geronimo del Pozzo † | Bishop of Accia and Mariana, France | Bishop Emeritus |
67.0 | Died | Alessandro della Torre, C.R.L. † | Bishop of Hierapetra et Sitia, Greece |
| Born | Giambattista Eustachio † | | Bishop of Lucera, Italy |
42.0 | Died | Pietro Paolo Eustachi † | Bishop of Boiano, Italy |
| Born | Carlo Falconi † | | Bishop of Castellaneta, Italy |
| Died | Diofebo Farnese † | Titular Patriarch of Jerusalem {Gerusalemme}, Palestine |
| Born | Ignatius Fiumi, O.P. † | | Bishop of Polignano (Polinianum), Italy |
| Born | Miguel de Fuentes Blas y Altossano, O. Cist. † | | Bishop of Lugo, Spain |
| Born | Juan Antonio García de Palacios † | | Bishop of Santiago de Cuba |
| Resigned | Mátyás Herovich † | Bishop-Elect of Csanád, Hungary | Former Bishop-Elect |
| Ordained Bishop | Jesu-Yab † | Archbishop of Diarbekir (Amida) (Chaldean), Turkey |
| Born | Aleksander Michał Kotowicz † | | Bishop of Vilnius, Lithuania |
| Died | Guillaume Le Blanc † | Bishop-Elect of Coutances, France |
42.0 | Selected | Imre Lósy † | Bishop of Csanád, Hungary | Archbishop of Esztergom, Hungary |
100.0 | Died | Miler Magrath, O.F.M. Conv. † | Bishop Emeritus of Down and Connor, Ireland |
| Born | Scipione de Martinis † | | Bishop of Polignano (Polinianum), Italy |
48.0 | Resigned | Jacques Martin † | Bishop of Vannes, France | Bishop Emeritus |
| Born | Carlo Felice de Matta † | | Bishop of San Severo, Italy |
60.0 | Appointed | Giovanni Garzia Mellini (Millini) † | Archpriest of the Basilica di Santa Maria Maggiore {Saint Mary Major Basilica} | Cardinal, Cardinal-Bishop of Frascati |
28.0 | Ordained Priest | Luigi Leonardo Mocenigo (Mozzenigo) † | Priest | Archbishop of Candia {Crete}, Greece |
31.9 | Converted | Berthold Nihus † | Auxiliary Bishop of Mainz, Germany |
71.7 | Resigned | Andrés Pacheco † | Bishop of Cuenca, Spain | Bishop Emeritus |
| Born | Ferdinandus Pállfy ab Erdöd † | | Bishop of Eger, Hungary |
42.0 | Died | Giuseppe (Giacomo) Pamphilj † | Bishop of Kotor (Cattaro), Montenegro |
54.0 | Died | Isidoro Pentorio, B. † | Bishop of Asti, Italy |
| Born | Carlo Personè † | | Bishop of Ostuni, Italy |
| Died | Petrus Pitarca, O.F.M. † | Bishop of Termia (Thermae), Greece |
43.3 | Appointed | Gaspar Prieto Orduña, O. de M. † | Master General of Order of Our Lady of Mercy | Bishop of Perpignan-Elne, France |
| Died | Adam-Timothee Rabban † | Archbishop of Diarbekir (Amida) (Chaldean), Turkey |
| Born | Joannes Bapt. de Righis, O.P. † | | Titular Bishop of Akka |
69.0 | Ordained Priest | Francisco Gómez Rojas de Sandoval † | Priest | Cardinal, Cardinal-Priest of San Sisto |
| Died | Benedetto Rossi, C.R. † | Bishop of Mottola (Motula), Italy |
69.0 | Died | Bernardo de Salba, O.F.M. † | Bishop of Urgell, Spain |
| Born | Gennaro Sanfelice † | | Archbishop of Cosenza, Italy |
| Born | Paolo Savelli † | | Cardinal, Cardinal-Deacon of Santa Maria in Cosmedin |
24.3 | Ordained Priest | Agustín Spínola Basadone † | Priest | Cardinal, Archbishop of Sevilla {Seville}, Spain |
44.0 | Ordained Bishop | Marcos Teixeira de Mendonça † | Bishop of São Salvador da Bahia de Todos os Santos, Brazil |
| Born | Carlo Vincenzo Toti † | | Bishop of Gubbio, Italy |
| Ordained Bishop | Benito Rodriguez Valtodano (Baltodano), O.S.B. † | Bishop of Nicaragua |
25.6 | Resigned | Louis-Emmanuel de Valois (d&rsqup'Angoulême) † | Bishop-Elect of Agde, France | |
40.0 | Selected | Etienne (Karl) Weinberger, O.F.M. † | Bishop of Pedena, Austria | Auxiliary Bishop of Wrocław (Breslau), Poland |
| Born | Pablo Jiménez Alejandro (Ximenes) † | | Archbishop of Trani, Italy |
| Born | Costanzo Zani, O.S.B. † | | Bishop of Imola, Italy |
Jan | 46.0 | Ordained Deacon | Carlo Bovi † | Deacon | Bishop of Sarsina, Italy |
2 Jan | 41.0 | Ordained Bishop | Bernardino Piccoli † | Titular Archbishop of Nicaea | Bishop of Strongoli, Italy |
41.0 | Ordained Bishop | Claude de Rueil † | Bishop of Bayonne, France | Bishop of Angers, France |
10 Jan | 41.0 | Appointed | Fabrizio Antinori † | Archbishop of Acerenza e Matera, Italy | Bishop of Siracusa, Italy |
21.0 | Appointed | Thomas Bonzi † | Bishop of Béziers, France |
46.0 | Appointed | Carlo Bovi † | Bishop of Bagnoregio (Bagnorea), Italy | Bishop of Sarsina, Italy |
58.0 | Appointed | Pierre François Maletti, C.R.L. † | Bishop of Nice, France |
12 Jan | 76.0 | Died | Bartolomé Lobo Guerrero † | Archbishop of Lima, Peru |
13 Jan | 45.0 | Ordained Bishop | Ambrogio Machin, O. de M. † | Bishop of Alghero, Italy | Archbishop of Cagliari, Italy |
14 Jan | | Appointed | John Gaffney † | Vicar Apostolic of Ardagh (and Clonmacnois), Ireland |
16 Jan | 41.0 | Ordained Bishop | Fabrizio Antinori † | Archbishop of Acerenza e Matera, Italy | Bishop of Siracusa, Italy |
17 Jan | | Ordained Bishop | Alessandro Carissimi † | Bishop of Castro [del Lazio], Italy |
| Born | Raimondo del Pozzo † | | Bishop of Vieste, Italy |
19 Jan | 59.0 | Appointed | Charles Miron † | Bishop of Angers, France | Archbishop of Lyon, France |
22 Jan | 70.0 | Died | Enrique Enríquez de Almansa Manrique, O.S.A. † | Bishop of Plasencia, Spain |
24 Jan | 34.0 | Appointed | Fabrizio Carafa † | Bishop of Bitonto, Italy |
40.0 | Appointed | Andrea Gervasi † | Archbishop of Lanciano, Italy |
41.0 | Appointed | Marco Antonio (Sebastianus) Quirino, O.S.C. † | Archbishop of Naxos, Greece | Archbishop Emeritus |
40.0 | Appointed | William Therry † | Bishop of Cork and Cloyne, Ireland |
27 Jan | 53.1 | Ordained Bishop | Bernardo de Valbuena y Villanueva † | Bishop of Puerto Rico (Porto Rico) |
30 Jan | 46.0 | Ordained Bishop | Carlo Bovi † | Bishop of Bagnoregio (Bagnorea), Italy | Bishop of Sarsina, Italy |
58.0 | Ordained Bishop | Pierre François Maletti, C.R.L. † | Bishop of Nice, France |
Feb | | Died | Giovanni Antonio Massimo † | Bishop of Isola, Italy |
6 Feb | 34.0 | Ordained Bishop | Fabrizio Carafa † | Bishop of Bitonto, Italy |
7 Feb | | Selected | Pedro Herrera Suárez, O.P. † | Bishop of Tuy, Spain | Bishop of Tarazona, Spain |
12 Feb | 61.1 | Selected | Iñigo Brizuela Artiaga, O.P. † | Bishop of Segovia, Spain | Bishop Emeritus |
64.1 | Died | Gabriel Sora Aguerri † | Bishop of Albarracin, Spain |
| Ordained Bishop | Juan de la Torre Ayala † | Bishop of Orense, Spain | Bishop of Zamora, Spain |
20 Feb | 55.1 | Died | Juan del Valle y Arredondo, O.S.B. † | Bishop Emeritus of Guadalajara, Jalisco, México |
21 Feb | 37.1 | Appointed | Fabio Lagonissa † | Archbishop of Conza, Italy | Titular Patriarch of Antiochia {Antioch} |
| Born | Camillo Francesco Maria Pamphilj † | Cardinal, |
61.1 | Appointed | Franciszek Zajerski † | Auxiliary Bishop of Lutsk (Łuck), Ukraine |
61.1 | Appointed | Franciszek Zajerski † | Titular Bishop of Argos | Auxiliary Bishop of Lutsk (Łuck), Ukraine |
24 Feb | 37.1 | Ordained Bishop | Fabio Lagonissa † | Archbishop of Conza, Italy | Titular Patriarch of Antiochia {Antioch} |
Mar | 59.1 | Died | Petar Katić (Catich) † | Bishop of Prizren, Serbia |
6 Mar | 40.1 | Ordained Bishop | Andrea Gervasi † | Archbishop of Lanciano, Italy |
10 Mar | 42.1 | Selected | Nicolas Sanguin † | Bishop of Senlis, France | Bishop Emeritus |
13 Mar | 48.1 | Ordained Bishop | Marco Antonio Gozzadini † | Bishop of Tivoli, Italy | Cardinal, Bishop of Faenza, Italy |
41.1 | Ordained Bishop | Marco Antonio (Sebastianus) Quirino, O.S.C. † | Archbishop of Naxos, Greece | Archbishop Emeritus |
| Ordained Bishop | Claude de Saint-Bonnet de Thoiras † | Titular Bishop of Caesarea in Bithynia | Bishop Emeritus of Nîmes, France |
14 Mar | 36.2 | Appointed | Guillaume Aléaume † | Bishop of Lisieux, France |
26.7 | Appointed | Luigi Caetani † | Titular Patriarch of Antiochia {Antioch} | Cardinal, Archbishop Emeritus of Capua, Italy |
62.2 | Appointed | Roland Hébert † | Archbishop of Bourges, France |
| Appointed | Giovanni Severini † | Archbishop of Manfredonia, Italy |
60.6 | Appointed | Francisco Verdugo Cabrera † | Bishop of Ayacucho o Huamanga (Guamanga), Peru |
23 Mar | | Born | Girolamo Boncompagni † | | Cardinal, Archbishop of Bologna, Italy |
24 Mar | 35.2 | Ordained Bishop | Ferdinando Confalone † | Bishop of Nicastro, Italy |
30 Mar | 70.2 | Died | Orazio Capponi † | Bishop Emeritus of Carpentras, France | Bishop |
31 Mar | 54.2 | Died | Cristovão da Sá e Lisboa, O.S.H. † | Archbishop of Goa, India |
1 Apr | 53.2 | Appointed | Alessandro Bosco † | Vicegerent of Roma {Rome}, Italy | Bishop Emeritus of Gerace, Italy |
| Resigned | Paolo de Curtis, C.R. † | Vicegerent of Roma {Rome}, Italy | Bishop of Isernia, Italy |
3 Apr | 53.9 | Ordained Bishop | Alessandro d’Este † | Cardinal, Bishop of Reggio Emilia, Italy |
7 Apr | | Born | Carlo Pio di Savoia † | | Cardinal, Cardinal-Bishop of Sabina |
20 Apr | 42.3 | Resigned | Erasmo Paravicini † | Apostolic Nuncio to Gratz | Bishop of Alessandria (della Paglia), Italy |
21 Apr | 55.3 | Died | Michelangelo Tonti † | Bishop of Cesena, Italy | Cardinal, Archbishop (Personal Title) |
22 Apr | 29.7 | Resigned | Charles de Lorraine-Chaligny, S.J. † | Bishop of Verdun, France | Bishop Emeritus |
27 Apr | | Born | Jakub Haško † | | Priest of Nitra, Slovakia |
35.3 | Selected | Claude de Rebé † | Coadjutor Archbishop of Narbonne, France | Archbishop |