| Date | Age | Event | Bishop | Title | Current Title |
| unknown | 47.5 | Resigned | Ulderico Carpegna † | Bishop of Todi, Italy | Cardinal, Bishop Emeritus |
| Born | Michel Cassagnet de Tilladet † | | Bishop of Mâcon, France |
| Born | Lorenzo Casoni † | Sarzana | Cardinal, Cardinal-Priest of S. Pietro in Vincoli |
| Born | Pierre de La Broue † | Toulouse | Bishop of Mirepoix, France |
| Born | José de la Torre Orumbela † | Orihuela | Bishop of Orihuela, Spain |
| 43.0 | Appointed | Jean d'Olce † | Bishop of Bayonne, France |
| Appointed | Guglielmo Gaddi † | Bishop of Bisceglie, Italy |
| 58.0 | Installed | Bartolomé González Soltero † | Bishop of Guatemala (Santiago de Guatemala), Guatemala |
| Born | Jacques de Goyon de Matignon † | Torigni-sur-Vire | Bishop Emeritus of Condom, France |
| Died | Pedro Homem Albernaz † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| Born | Olivier Jégou de Kervilio † | Paule, France | Bishop of Tréguier, France |
| Born | Armand de Montmorin de Saint-Hérem † | | Archbishop of Vienne, France |
| Died | Lourenço de Mendonça † | Prelate Emeritus of São Sebastião do Rio de Janeiro, Brazil |
| Born | Juan Manuel Mercadillo, O.P. † | Puebla de Almoradial | Bishop of Córdoba (Tucumán), Argentina |
| Ordained Bishop | Rickard O’Connell † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
| Born | Baltasar de la Peña Avilés † | Colmenar | Bishop of Avila, Spain |
| Appointed | Etienne de Puget † | Bishop of Marseille, France |
| Died | Antonio Ricciulli † | Archbishop of Cosenza, Italy | Archbishop of Cosenza e Bisignano, Italy |
| 62.0 | Died | Juan Sánchez Duque de Estrada † | Bishop of Trujillo, Peru |
| Died | Berardino Scala † | Bishop of Bisceglie, Italy |
| 20.5 | Professed | Emerich (Johann Anton) Sinelli, O.F.M. Cap. † | Member of Order of Friars Minor Capuchin | Bishop of Wien, Austria |
| Died | Melchor Soria Vera † | Auxiliary Bishop of Toledo, Spain |
| 33.6 | Professed | Jan Kazimierz Wazy, S.J. † | Member of Society of Jesus | Cardinal, |
| 3 Jan | 65.3 | Died | Rodrigo da Cunha † | Archbishop of Lisboa, Portugal | Bishop of Porto, Portugal |
| 4 Jan | | Born | Manuel de Santo Tomás Mendoza, O.P. † | Madrid | Bishop of Málaga, Spain |
| 13 Jan | | Appointed | Bernardo Lacabra † | Archbishop of Cagliari, Italy |
| 4 Feb | 90.1 | Died | Pietro Campori † | Cardinal, Bishop of Cremona, Italy |
| 8 Feb | 64.1 | Ordained Bishop | Pierre d'Hardivillier † | Archbishop of Bourges, France |
| 9 Feb | 61.4 | Appointed | Damián Lopez de Haro y Villarda, O.SS.T. † | Bishop of Puerto Rico (Porto Rico) |
| 15 Feb | | Born | García Felipe de Legazpi y Velasco Altamirano y Albornoz † | México | Bishop of Tlaxcala, Tlaxcala, México |
| 17 Mar | | Born | Fabrizio Spada † | Rome | Cardinal, Cardinal-Bishop of Palestrina |
| 19 Mar | | Born | Callisto Lodigeri, O.S.M. † | Viterbo | Bishop of Montepulciano, Italy |
| Born | Sebastião Monteiro da Vida, S.J. † | Montforte | Archbishop of São Salvador da Bahia, Brazil |
| 4 May | 29.3 | Appointed | Carlo Rossetti † | Archbishop (Personal Title) of Faenza, Italy | Cardinal, Bishop |
| 5 May | 39.9 | Confirmed | Melchior Otto Reichsritter von Voit von Salzburg † | Bishop of Bamberg, Germany | Bishop-Elect |
| 18 May | 34.7 | Appointed | Cesare Facchinetti † | Archbishop (Personal Title) of Senigallia, Italy | Cardinal, Bishop of Ostia (-Velletri), Italy |
| Jun | 43.4 | Ordained Bishop | Heber MacMahon (McMahon) † | Bishop of Clogher, Ireland |
| 9 Jun | | Born | Francisco de la Puebla González † | Pradena, Spain | Bishop of Santiago de Chile |
| 11 Jun | 68.8 | Died | Enrique Pimentel Zúñiga † | Bishop of Cuenca, Spain |
| 12 Jun | 29.7 | Appointed | Jean-François-Paul de Gondi de Retz † | Coadjutor Archbishop of Paris, France | Cardinal, Archbishop |
| 14 Jun | 63.5 | Appointed | Juan de Mañozca y Zamora † | Archbishop of México, Federal District |
| 21 Jun | 76.0 | Died | Pedro Apaolaza Ramírez, O.S.B. † | Archbishop of Zaragoza, Spain |
| 22 Jun | 60.5 | Appointed | Alessandro Castracane † | Bishop of Fano, Italy |
| Jul | | Born | Hardouin Fortin de la Hoguette † | Chamouillac | Archbishop of Sens, France |
| 3 Jul | | Born | Johann Ernst Reichsgraf von Thun † | Graz | Archbishop of Salzburg, Austria |
| 13 Jul | 54.1 | Elevated to Cardinal | Giovanni Battista Altieri † | Cardinal, Bishop of Todi, Italy |
| 52.5 | Appointed | Diego Chueca † | Bishop of Barbastro, Spain | Bishop of Teruel, Spain |
| 36.5 | Appointed | Alessandro Crescenzi, C.R.S. † | Bishop of Termoli, Italy | Cardinal, Bishop Emeritus of Recanati-Loreto, Italy |
| 34.8 | Elevated to Cardinal | Cesare Facchinetti † | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 47.9 | Elevated to Cardinal | Girolamo (Jérome) Grimaldi-Cavalleroni † | Cardinal, Archbishop of Aix, France |
| 61.8 | Confirmed | Damián Lopez de Haro y Villarda, O.SS.T. † | Bishop of Puerto Rico (Porto Rico) |
| 59.9 | Appointed | Diego Martínez Zarzosa † | Bishop of Tui, Spain | Bishop of Málaga, Spain |
| 43.9 | Appointed | Antonio Paiño Sevilla † | Bishop of Orense, Spain | Archbishop of Sevilla {Seville}, Spain |
| 44.9 | Appointed | Juan Piñeiro Osorio † | Bishop of Calahorra y La Calzada, Spain |
| Appointed | Juan Queipo de Llano y Valdés † | Bishop of Coria, Spain |
| 29.5 | Elevated to Cardinal | Carlo Rossetti † | Cardinal, Bishop of Faenza, Italy |
| 74.7 | Appointed | Juan (de la Serna) Sánchez Alonso de Guevara † | Bishop of Lugo, Spain |
| 30 Jul | 59.6 | Died | Jean Jaubert de Barrault † | Archbishop of Arles, France |
| 3 Aug | | Appointed | Francisco Pérez Roy † | Bishop of Guadix, Spain |
| 45.9 | Appointed | Giambattista Spada † | Cardinal, Titular Patriarch of the unknown of Titular See |
| 24 Aug | | Born | Emmanuel-Theódose de la Tour d'Auvergne de Bouillon † | Turenne, France | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 31 Aug | 28.7 | Appointed | Jacques Adhémar de Monteil de Grignan † | Bishop of Saint-Paul-Trois-Châteaux, France | Bishop of Uzés, France |
| 54.2 | Appointed | Giovanni Battista Altieri † | Cardinal, Bishop of Todi, Italy |
| 54.2 | Installed | Giovanni Battista Altieri † | Cardinal-Priest of S. Maria sopra Minerva | Cardinal, Bishop of Todi, Italy |
| 46.4 | Appointed | Juan Alonso y Ocón † | Bishop of Cuzco, Peru | Archbishop of La Plata o Charcas, Bolivia |
| 35.0 | Installed | Cesare Facchinetti † | Cardinal-Priest of Ss. Quattro Coronati | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 8 Sep | 63.7 | Installed | Hernando de Ramírez y Sánchez, O.SS.T. † | Bishop of Panamá |
| 4 Oct | 44.1 | Ordained Bishop | Antonio Paiño Sevilla † | Bishop of Orense, Spain | Archbishop of Sevilla {Seville}, Spain |
| 45.1 | Ordained Bishop | Juan Piñeiro Osorio † | Bishop of Calahorra y La Calzada, Spain |
| 5 Oct | | Appointed | Andrés Fernandez de Ipenza † | Bishop of Yucatán (Mérida), Yucatán, México |
| 30.0 | Appointed | Jean-François-Paul de Gondi de Retz † | Titular Archbishop of Corinthus | Cardinal, Archbishop of Paris, France |
| 30.0 | Confirmed | Jean-François-Paul de Gondi de Retz † | Coadjutor Archbishop of Paris, France | Cardinal, Archbishop |
| 8 Oct | | Appointed | Antonio de Mariz Loureiro † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| 11 Oct | 75.0 | Ordained Bishop | Juan (de la Serna) Sánchez Alonso de Guevara † | Bishop of Lugo, Spain |
| 17 Oct | | Died | Juan Queipo de Llano y Valdés † | Bishop of Coria, Spain |
| 24 Oct | | Died | Andrés Fernandez de Ipenza † | Bishop-Elect of Yucatán (Mérida), Yucatán, México | Bishop |
| Nov | 30.1 | Ordained Priest | Jean-François-Paul de Gondi de Retz † | Priest of Paris, France | Cardinal, Archbishop |
| 16 Nov | 63.9 | Confirmed | Juan de Mañozca y Zamora † | Archbishop of México, Federal District |
| 1 Dec | 52.0 | Died | Johann Christoph Graf von Liechtenstein † | Bishop of Chiemsee, Germany |
| 14 Dec | | Appointed | Pedro Orozco, O.F.M. † | Auxiliary Bishop of Toledo, Spain |
| Appointed | Pedro Orozco, O.F.M. † | Titular Bishop of Temnus | Auxiliary Bishop of Toledo, Spain |