Find out how popular the last name Siaca is in the United States and learn more about the meaning, history, and race and ethnic origin of people in America who are named Siaca.

Siaca, like all of the last names we have data for, is identified by the U.S. Census Bureau as a surname which has more than 100 occurrences in the United States in the Decennial Census survey. The most recent statistics we have for the Siaca surname is from the 2010 census data.

Popularity of Siaca in America

Siaca is the 126018th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Siaca surname appeared 136 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 0 people would have the surname Siaca.

The history of the last name Siaca

The surname SIACA originates from the Umbrian region of central Italy, with records dating back to the 11th century. It is believed to be derived from the Latin word "siccus," meaning dry or arid, suggesting a connection to the region's topography or agricultural practices.

One of the earliest known references to the name can be found in the Codex Diplomaticus Amiatinus, a collection of medieval documents from the Abbey of Monte Amiata, which mentions a landowner named Siaco de Arce in 1087.

During the 13th century, the SIACA name appeared in various municipal records across Umbria, particularly in the towns of Perugia and Terni. Notably, a certain Giacomo Siaca was listed as a member of the Guild of Weavers in Perugia in 1264.

In the 15th century, a branch of the SIACA family migrated to the nearby region of Lazio, where they established themselves in the town of Rieti. A notable figure from this era was Pietro Siaca, a renowned architect who contributed to the construction of several churches and public buildings in Rieti between 1460 and 1488.

The 16th century saw the rise of a prominent SIACA family in the Papal States, with several members holding influential positions in the Catholic Church. Among them was Cardinal Antonio Siaca (1521-1593), a renowned theologian and advisor to Pope Pius V.

Another notable figure was Lucrezia Siaca (1568-1642), a poet and writer who gained recognition for her sonnets and literary works during the Renaissance period.

In the 18th century, a branch of the SIACA family settled in the Kingdom of Naples, where they became involved in the local wine trade. Giuseppe Siaca (1712-1788) was a respected vintner whose vineyards in the Campania region produced some of the finest wines of the time.

During the 19th century, the SIACA name gained prominence in the field of academia, with several scholars and intellectuals emerging from this lineage. One such figure was Filippo Siaca (1825-1892), a renowned linguist and professor at the University of Rome.

It is worth noting that variations in spelling, such as Siacca, Siacchi, and Siachi, can be found throughout historical records, reflecting the regional dialects and scribal practices of the time.

Race and ethnic origin of people with the last name Siaca

We also have some data on the ancestry of people with the surname Siaca.

The below race categories are the modified race categories used in the Census Bureau's population estimates program. All people were categorized into six mutually exclusive racial and Hispanic origin groups:

1. White only
2. Black only
3. American Indian and Alaskan Native only
4. Asian and Pacific Islander only
5. Hispanic
6. Two or More Races

For the most recent 2010 census data, the race/ethnic origin breakdown for Siaca was:

Note: Any fields showing (S) means the data was suppressed for privacy so that the data does not in any way identify any specific individuals.

Data source

The last name data and ethnic breakdown of last names is sourced directly from the Decennial Census survey, conducted every 10 years by the United States Census Bureau.

The history and meaning of the name Siaca was researched and written by our team of onomatology and genealogy experts.

If you have a correction or suggestion to improve the history of Siaca, please contact us.

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