| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Died | Hugh de Burgo, O.F.M. † | Bishop of Kilmacduagh, Ireland |
| Born | François de Carbonnel de Canisy † | Ebreicen | Bishop Emeritus of Limoges, France |
| Born | Giovanni Giuseppe Camuzzi † | Tolmezzo | Bishop of Orvieto, Italy |
| Died | Clemente Del Pezzo, C.R. † | Bishop of Castellammare di Stabia, Italy |
| Born | Philip Michael Ellis, O.S.B. † | Waddesdon | Bishop of Segni, Italy |
| Born | Matias de Figueiredo e Mello † | Arganil | Bishop of Olinda, Brazil |
| 21.3 | Selected | Toussaint de Forbin-Janson † | Coadjutor Bishop of Digne, France | Cardinal, Bishop of Beauvais, France |
| 60.0 | Died | Ippolito Franconi † | Bishop of Nocera de’ Pagani, Italy |
| Appointed | José de Laynez y Gutiérrez † | Bishop of Guadix, Spain |
| Ordained Bishop | Luis Alfonso de Los Cameros † | Bishop of Patti, Italy | Archbishop of Valencia, Spain |
| Died | Antonio Leoncello † | Bishop of Termoli, Italy |
| 19.6 | Professed | Jean Charles de Mari, C.R. † | Member of Congregation of Clerics Regular | Bishop Emeritus of Accia and Mariana, France |
| Born | Stefan Antonin Mdzewski, O.P. † | | Auxiliary Bishop of Gniezno, Poland |
| Born | Joseph-Ignace-Jean-Baptiste de Mesgrigny, O.F.M. Cap. † | Aix | Bishop of Grasse, France |
| 51.8 | Died | Sigismund Miutini von Spilenberg † | Auxiliary Bishop of Olomouc (Olmütz), Czech Republic |
| Died | Pietro Morari † | Bishop of Capodistria (Capo d’Istria)(Koper), Slovenia |
| Born | Juan Navarro Gilaberte, O. de M. † | Calatayud | Bishop Emeritus of Albarracin, Spain |
| 72.0 | Died | Rickard O’Connell † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
| Born | Manuel Pérez Araciel y Rada † | Alfaro | Archbishop of Zaragoza, Spain |
| Born | Miguel Pérez Lara † | La Salceda | Bishop of Coria, Spain |
| 26.0 | Ordained Priest | Juan de Porras y Atienza † | Priest | Bishop of Coria, Spain |
| 60.3 | Died | Giovanni Battista Rinuccini † | Archbishop of Fermo, Italy |
| 60.0 | Died | Francesco Antonio Roberti † | Bishop of Alessano, Italy |
| 57.0 | Appointed | François de Robles † | Bishop of Ypres (Ieper), Belgium |
| Died | Costantino de Rossi, C.R.S. † | Bishop of Krk (Veglia), Croatia |
| 73.0 | Died | Nicolas Sanguin † | Bishop Emeritus of Senlis, France |
| Born | Biagio Terzi † | Lauria | Bishop of Isernia, Italy |
| 52.0 | Died | Bartolomeo Vannini † | Bishop of Nepi e Sutri, Italy |
| Died | Antonius de Verita † | Bishop of Ossero (Osor), Croatia |
| Jan | 52.9 | Appointed | Giulio Rospigliosi † | Official of the Roman Curia - Other | Pope (Roma {Rome}, Italy) |
| 4 Jan | 49.5 | Died | Melchior Otto von Voit von Salzburg † | Bishop of Bamberg, Germany | Bishop-Elect |
| 8 Jan | 45.0 | Appointed | Andrzej Leszczyński † | Archbishop of Gniezno, Poland |
| Appointed | Francisco de Rojas-Borja y Artés † | Archbishop of Tarragona, Spain | Bishop of Cartagena (en España) |
| 17 Jan | | Resigned | Lorenzo Gavotti, C.R. † | Bishop of Ventimiglia, Italy | Bishop Emeritus |
| 20 Jan | 41.1 | Confirmed | Giovanni de la Cruz, O.F.M. † | Bishop of Trivento, Italy |
| Feb | 25.0 | Selected | César d’Estrées † | Bishop of Laon, France | Cardinal, Bishop Emeritus |
| Died | Hugh O’Reilly † | Archbishop of Armagh, Ireland |
| 2 Feb | 40.1 | Ordained Bishop | Charles de Bourlon (Bourbon) † | Titular Bishop of Caesarea in Bithynia | Bishop of Soissons, France |
| 3 Feb | 40.9 | Appointed | Carlo Bonafaccia † | Bishop of Ortona a Mare e Campli, Italy | Bishop of Terni, Italy |
| Appointed | Bartolomé de Foncalda (Fontcalda), O.S.A. † | Bishop of Jaca, Spain | Bishop of Huesca, Spain |
| Appointed | Carlo Giuliani, O.P. † | Bishop of Stagno (Ston), Croatia |
| 35.1 | Appointed | Carlo Mannello † | Bishop of Termoli, Italy | Bishop Emeritus |
| 5 Feb | | Born | Timóteo do Sacramento, O.S.P. † | Lisboa, Portugal | Bishop of São Luís do Maranhão, Brazil |
| 9 Feb | 40.9 | Ordained Bishop | Carlo Bonafaccia † | Bishop of Ortona a Mare e Campli, Italy | Bishop of Terni, Italy |
| Ordained Bishop | Carlo Giuliani, O.P. † | Bishop of Stagno (Ston), Croatia |
| 13 Feb | 41.1 | Selected | Philipp Valentin Albrecht Voit von Rieneck † | Bishop of Bamberg, Germany |
| 16 Feb | | Born | José Gasch (Casch), O.M. † | Alcora, Spain | Archbishop of Palermo, Italy |
| 22 Feb | | Born | Vidal Marin Fernandez † | Mora | Bishop of Ceuta, Spain |
| 26 Feb | 73.2 | Died | Tiberio Cenci † | Cardinal, Bishop of Jesi, Italy |
| Mar | | Died | Roger d’Aumont † | Bishop Emeritus of Avranches, France |
| 3 Mar | | Appointed | Jacobus de la Haye, O.S.Spiritus † | Titular Archbishop of Nicaea |
| 33.6 | Confirmed | Johann Franz von Schönau † | Bishop of Basel, Switzerland |
| 4 Mar | | Selected | Alphonsus de la Peña Montenegro † | Bishop of Quito, Ecuador |
| 8 Mar | 24.8 | Ordained Priest | Pietro Antonio d’Alessandro † | Priest | Bishop of San Marco (Argentano), Italy |
| 32.9 | Ordained Priest | Lancelot de Gottignies † | Priest | Bishop of Roermond, Netherlands |
| 11 Mar | | Born | Domenico Catalani † | Corato | Bishop of Termoli, Italy |
| Died | Francesco Fossati, O.S.B. † | Bishop of Tortona, Italy |
| 16 Mar | | Born | Johann Sigmund Zeller von und zu Leibersdorf † | Aichach | Auxiliary Bishop of Freising, Germany |
| 17 Mar | 76.2 | Appointed | Diego de Zambrana de Villalobos y Cordero † | Bishop of Santiago de Chile |
| 21 Mar | | Born | Thomas Angelus Passante, Sch. P. † | Trepuzzi | Bishop of Pozzuoli, Italy |
| 22 Mar | 67.2 | Died | François de Harlay de Champvallon † | Archbishop Emeritus of Rouen, France |
| 23 Mar | 43.2 | Ordained Bishop | Adam Adami, O.S.B. † | Titular Bishop of Hierapolis in Isauria | Auxiliary Bishop of Hildesheim, Germany |
| 71.2 | Died | Alphonse-Louis du Plessis de Richelieu, O. Cart. † | Cardinal, Archbishop of Lyon, France |
| Ordained Bishop | Juan Francisco Pacheco † | Bishop of Córdoba, Spain | Bishop of Cuenca, Spain |
| 28 Mar | 40.4 | Selected | François Faure † | Bishop of Amiens, France |
| 29 Mar | 26.0 | Ordained Priest | Giuseppe Consoli † | Priest | Bishop of Bisignano, Italy |
| 80.2 | Died | Angelo Gozzadini † | Bishop of Civita Castellana e Orte, Italy |
| Apr | | Born | Gaspare Gori-Mancini, O.S.Io.Hieros. † | Rigomagno | Bishop of Malta |
| 2 Apr | | Born | Egidio Quinto, O.F.M. † | Armento | Archbishop of Bar (Antivari), Montenegro |
| 20 Apr | | Died | Nicola Dalmazzo (Dalmatico), O.S.A. † | Bishop of Fossano, Italy |
| 21 Apr | 51.3 | Appointed | Giacomo Corradi † | Bishop of Jesi, Italy | Cardinal, Bishop Emeritus |
| 51.3 | Appointed | Jan Gembicki † | Bishop of Chelmno (Culma, Kulm), Poland | Bishop of Włocławek (Kujawy, Kalisze), Poland |
| 24 Apr | 68.3 | Died | Bartolomeo Giustiniani † | Bishop of Avellino e Frigento, Italy |
| 25 Apr | | Born | Benedetto Pamphilj, O.S.Io.Hieros. † | Rome, Italy | Cardinal, Librarian of the Vatican Library |
| May | | Born | Pedro de Lencastre, O. Cist. † | Ulixbonen | Bishop of Elvas, Portugal |
| Born | Jan Mikolaj Zgierski † | Zgierscen | Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| 1 May | 51.3 | Ordained Bishop | Giacomo Corradi † | Bishop of Jesi, Italy | Cardinal, Bishop Emeritus |
| 5 May | 32.1 | Appointed | Francesco Maidalchini † | Cardinal-Deacon of San Pancrazio | Cardinal, Cardinal-Priest of Santa Prassede |
| 36.3 | Appointed | Paolo Emilio Rondinini † | Cardinal, Bishop of Assisi, Italy |
| 11 May | 52.6 | Died | Petronio Veroni, O.S.A. † | Bishop of Boiano, Italy |
| 13 May | 54.3 | Appointed | Fabio Chigi † | Archbishop (Personal Title) of Imola, Italy | Pope (Roma {Rome}, Italy) |
| 20.7 | Professed | Tommaso Guzzoni, C.O. † | Member of Confederation of Oratorians of St. Philip Neri | Bishop Emeritus of Sora, Italy |
| 25 May | 56.4 | Selected | Juan Manuel de Espinosa, O.S.B. † | Bishop of Urgell, Spain | Archbishop of Tarragona, Spain |
| 36.4 | Ordained Bishop | Paolo Emilio Rondinini † | Cardinal, Bishop of Assisi, Italy |
| 26 May | | Born | Vincenzo Grimani † | Venice, Italy | Cardinal, Cardinal-Deacon of Sant’Eustachio |
| 36.4 | Confirmed | Louis de Rechiègne Voisin de Guron † | Bishop of Tulle, France | Bishop of (Saint-Bernard de) Comminges, France |
| 51.4 | Appointed | Ferdinando Sanchez de Cuellar, O.S.A. † | Bishop of Agrigento (Girgenti), Italy |
| 28 May | | Appointed | Bernard Coignet de Marmiesse † | Bishop of (Saint-Lizier de) Couserans, France |
| 46.8 | Appointed | Camille de Neufville de Villeroy † | Archbishop of Lyon, France |
| Jun | 78.8 | Died | Enrique Pimentel Zúñiga † | Bishop of Cuenca, Spain |
| 2 Jun | | Born | Filippo de Cordova (de’ duchi di Suessa) † | Napoli | Bishop of Guardialfiera (Guardia), Italy |
| 42.6 | Ordained Bishop | Ludwik Stempkowski † | Titular Bishop of Heliopolis in Augustamnica | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine |
| 5 Jun | 73.6 | Died | Federico Baldissera Bartolomeo Cornaro † | Cardinal, Cardinal-Bishop of Albano |
| 9 Jun | | Appointed | Gerolamo Bollini, O.S.B. † | Bishop of Isernia, Italy |
| 49.2 | Appointed | Girolamo Colonna † | Cardinal-Priest of Santa Maria in Trastevere | Cardinal, Archbishop Emeritus of Bologna, Italy |
| 67.3 | Appointed | Marzio Ginetti † | Cardinal-Bishop of Albano | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 48.4 | Appointed | Giovanni Granafei † | Bishop of Alessano, Italy | Archbishop of Bari (-Canosa), Italy |
| 35.7 | Confirmed | Lothar Friedrich von Metternich-Burscheid † | Bishop of Speyer, Germany | Archbishop of Mainz, Germany |
| Appointed | György Széchényi † | Bishop of Veszprém, Hungary | Archbishop of Esztergom, Hungary |
| 13 Jun | | Born | Henri Feydeau de Brou † | Paris | Bishop of Amiens, France |
| 15 Jun | | Ordained Bishop | Bartolomé de Foncalda (Fontcalda), O.S.A. † | Bishop of Jaca, Spain | Bishop of Huesca, Spain |
| 33.9 | Ordained Bishop | Johann Franz von Schönau † | Bishop of Basel, Switzerland |
| 20 Jun | 51.5 | Appointed | Michel Tuboeuf † | Bishop of Saint-Pons-de-Thomières, France | Bishop of Castres, France |
| 22 Jun | | Ordained Bishop | Gerolamo Bollini, O.S.B. † | Bishop of Isernia, Italy |
| Born | André-Hercule de Fleury † | Lodève | Cardinal, Bishop Emeritus of Fréjus, France |
| 48.5 | Ordained Bishop | Giovanni Granafei † | Bishop of Alessano, Italy | Archbishop of Bari (-Canosa), Italy |
| 23 Jun | 23.1 | Elevated to Cardinal | Carlo Barberini † | Cardinal, Prefect of the Congregation for Propagation of the Faith |
| 67.7 | Installed | Domingo Pimentel Zúñiga, O.P. † | Cardinal-Priest of San Silvestro in Capite | Cardinal, Archbishop Emeritus of Sevilla {Seville}, Spain |
| 24 Jun | 56.5 | Appointed | Dionisio de Cimbrón, O. Cist. † | Bishop of Concepción, Chile |
| 29 Jun | | Died | Martín Carrillo Alderete † | Archbishop of Granada, Spain |
| 56.5 | Died | Francesco Colonna † | Bishop of Castro di Puglia, Italy |