The Boncompagni is an Italian noble family from Assisi

Assisi

- Churches :* The Basilica of San Francesco d'Assisi is a World Heritage Site. The Franciscan monastery, il Sacro Convento, and the lower and upper church of St Francis were begun immediately after his canonization in 1228, and completed in 1253...

.

History

The family is documented for the first time in 1133, when one Rodolfo Boncompagni, a German nobleman of Saxon

Saxony

The Free State of Saxony is a landlocked state of Germany, contingent with Brandenburg, Saxony Anhalt, Thuringia, Bavaria, the Czech Republic and Poland. It is the tenth-largest German state in area, with of Germany's sixteen states....

 origins, was appointed by Lothair II as lord of Assisi. In the early 14th century the family moved from Umbria

Umbria

Umbria is a region of modern central Italy. It is one of the smallest Italian regions and the only peninsular region that is landlocked.Its capital is Perugia.Assisi and Norcia are historical towns associated with St. Francis of Assisi, and St...

 to Bologna

Bologna

Bologna is the capital city of Emilia-Romagna, in the Po Valley of Northern Italy. The city lies between the Po River and the Apennine Mountains, more specifically, between the Reno River and the Savena River. Bologna is a lively and cosmopolitan Italian college city, with spectacular history,...

, where they gradually increase their wealth and influence.

In 1572 Ugo Boncompagni, a professor of law in the University of Bologna

University of Bologna

The Alma Mater Studiorum - University of Bologna is the oldest continually operating university in the world, the word 'universitas' being first used by this institution at its foundation. The true date of its founding is uncertain, but believed by most accounts to have been 1088...

 and a Catholic cardinal, became pope as Gregory XIII

Pope Gregory XIII

Pope Gregory XIII , born Ugo Boncompagni, was Pope from 1572 to 1585. He is best known for commissioning and being the namesake for the Gregorian calendar, which remains the internationally-accepted civil calendar to this date.-Youth:He was born the son of Cristoforo Boncompagni and wife Angela...

. For his son Giacomo Boncompagni

Giacomo Boncompagni

Giacomo Boncompagni was an Italian feudal lord of the 16th century, the illegitimate son of Pope Gregory XIII . He was also Duke of Sora, Aquino, Arce and Arpino, and Marquess of Vignola.A member of the Boncompagni family, he was a patron of arts and culture...

, he acquired from Francesco Maria II della Rovere

Francesco Maria II della Rovere

Francesco Maria II della Rovere was the last Duke of Urbino.- Biography :Born at Pesaro, Francesco Maria was the son of Guidobaldo II della Rovere, Duke of Urbino, Count of Montefeltro and Vittoria Farnese, Princess of Parma...

 the Duchy of Sora

Duchy 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...

, which thenceforth became a family possession. The family also included other five cardinals in the 17th and 18th centuries.

Gregorio Boncompagni was lord of Piombino in 1706-1707.

The family later merged with the Ludovisi

Ludovisi

Ludovisi can refer to:*Ludovisi , a noble Italian family*Ludovisi, Lazio, a rione in the City of Rome* Alberico Boncompagni Ludovisi, prince of Venosa and proprietor of Latium wine estate Fiorano...

 family. The 20th century mathematician Baldassarre Boncompagni

Baldassarre Boncompagni

Prince Baldassarre Boncompagni-Ludovisi , was an Italian historian of mathematics and aristocrat.-Biography:...

-Ludovisi was a member of the family.