Gregorio II Boncompagni (7 July 1642 – 1 January 1707) was an Italian nobleman and the 5th

Duke of Sora The Duchy of Sora was a semi-independent state in Italy, created in 1443 by King Alfonso I of Naples and dissolved in 1796. It occupied the south-eastern part of what is today Lazio, bordering what is now Abruzzo. Its capital was first Sora, an ...

. He was the grand-nephew of

Pope Gregory XIII Pope Gregory XIII ( la, Gregorius XIII; it, Gregorio XIII; 7 January 1502 – 10 April 1585), born Ugo Boncompagni, was head of the Catholic Church and ruler of the Papal States from 13 May 1572 to his death in April 1585. He is best known for ...

He married Giustina Gallio (29 October 1644 – 21 July 1679) and then, when she died, he married

Ippolita Ludovisi Olimpia Ippolita I Ludovisi (December 24, 1663 – December 29, 1733) was the Princess of Piombino from 1701 until her death in 1733. Life She was born in Cagliari, the youngest daughter of Niccolò I Ludovisi, prince of Piombino, and Constanza ...

on 19 October 1681. The ''Boncompagni-Ludovisi'' union lasted until the

French Revolution The French Revolution ( ) was a period of radical political and societal change in France that began with the Estates General of 1789 and ended with the formation of the French Consulate in coup of 18 Brumaire, November 1799. Many of its ...

and included the development of the ''Archivio Boncompagni-Ludovisi'' held by The Vatican.The Vatican Archives:
Archivio Boncompagni-Ludovisi Gregorio and Ippolita had six children: * Hugo (1684–1686) died young * Maria Eleonora (1686–1745), Princess of Piombino, married

Antonio Boncompagni Antonio is a masculine given name of Etruscan origin deriving from the root name Antonius. It is a common name among Romance language-speaking populations as well as the Balkans and Lusophone Africa. It has been among the top 400 most popular mal ...

* Constance (1687–1768), married Vincenzo Giustiniani, Prince of Bassano * Maria Teresa (1692–1744), married Urbano Barberini, Prince of Palestrina * Giulia (1695–1751), married Marco Ottoboni, Duke of Fiano * Anna Maria (1696–1752), married Gian Vincenzo Salviati, Duke of Giuliano

References

1642 births 1707 deaths 17th-century Italian nobility People from the Province of Frosinone {{Italy-noble-stub