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

Castaldo, 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 Castaldo surname is from the 2010 census data.

Popularity of Castaldo in America

Castaldo is the 13627th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Castaldo surname appeared 2,222 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 1 people would have the surname Castaldo.

We can also compare 2010 data for Castaldo to data from the previous census in 2000. The table below contains all of the statistics for both years in a side-by-side comparison.

The history of the last name Castaldo

The surname Castaldo originated in Italy, with its earliest known origins traced back to the medieval period. It is believed to have derived from the Italian word "castaldo," which referred to a steward or overseer of a castle or estate. This occupation-based surname suggests that the earliest bearers of the name were likely employed in this role, managing the affairs of a noble household or landowner.

One of the earliest recorded instances of the Castaldo surname can be found in the historical records of the city of Naples, where a family by this name held prominent positions in the 13th century. Notably, Giovanni Castaldo, born around 1250, served as a trusted advisor and diplomat to the Angevin rulers of the Kingdom of Naples.

In the 14th century, the Castaldo name appeared in the annals of the Republic of Genoa, where a branch of the family had established itself. Several members of the Genoese Castaldo family were influential merchants and bankers, contributing to the city's flourishing maritime trade.

During the Renaissance period, the Castaldo surname gained further prominence with the birth of Giovanni Battista Castaldo (1493-1563), an Italian military commander and diplomat who served under the Holy Roman Emperor Charles V. He played a crucial role in the Italian Wars and the conflicts against the Ottoman Empire, earning a reputation as a skilled strategist and negotiator.

Another notable figure bearing the Castaldo name was Basilio Castaldo (1624-1656), an Italian painter and engraver from Naples. His works, which included religious and mythological scenes, were celebrated for their attention to detail and mastery of chiaroscuro techniques.

In the 18th century, the Castaldo family produced another distinguished individual, Gennaro Castaldo (1738-1810), a Neapolitan lawyer and statesman. He served as a high-ranking official in the Kingdom of Naples during the turbulent years of the Napoleonic era, navigating the complex political landscape with skill and diplomacy.

While the Castaldo surname has its roots in Italy, it has since spread to other parts of the world through migration and intermarriage. However, its origins can be traced back to the medieval period, when the name first emerged as an occupational designation for those charged with overseeing castles and estates.

Race and ethnic origin of people with the last name Castaldo

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

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 Castaldo 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.

Since we have data from the previous census in 2000, we can also compare the values to see how the popularity of Castaldo has changed in the 10 years between the two census surveys.

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 Castaldo was researched and written by our team of onomatology and genealogy experts.

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

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