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

Casiano, 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 Casiano surname is from the 2010 census data.

Popularity of Casiano in America

Casiano is the 6349th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Casiano surname appeared 5,369 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 2 people would have the surname Casiano.

We can also compare 2010 data for Casiano 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 Casiano

The surname Casiano is believed to have originated in Italy during the Middle Ages. It is derived from the Latin name "Casianus" or "Cassianus," which was a Roman family name. The name likely has its roots in the Latin word "cassis," meaning helmet, suggesting a possible link to military or warrior origins.

In the Middle Ages, the name Casiano was prevalent in various regions of Italy, particularly in the central and southern parts of the country. It can be found in ancient records and manuscripts from places like Rome, Naples, and Abruzzo.

One of the earliest recorded instances of the name Casiano is in the Codex Diplomaticus Cavensis, a collection of medieval documents from the Archivio della Badia di Cava dei Tirreni in Campania, Italy. The codex mentions a certain "Petrus Casianus" in a document dated 1093.

Another notable historical reference is Giovanni Battista Casiano, an Italian painter and architect who lived from 1570 to 1647. He was born in Ravenna and is known for his work in churches and palaces throughout Italy.

In the 15th century, the name Casiano was also found in the town of Casiano d'Asti, located in the province of Asti in the Piedmont region of Italy. This place name suggests a connection between the surname and a specific geographic location.

Other notable individuals with the surname Casiano include:

1. Pietro Casiano (1472-1537), an Italian philosopher and scholar from Siena.
2. Vincenzo Casiano (1624-1692), an Italian painter from Naples.
3. Girolamo Casiano (1598-1668), an Italian architect and engineer from Rome.
4. Antonio Casiano (1539-1611), an Italian composer and musician from Naples.
5. Giulio Casiano (1556-1620), an Italian jurist and legal scholar from Verona.

The surname Casiano has undergone various spelling variations over time, including Casiano, Cassiano, and Cassiani, among others. These variations reflect the linguistic evolution and regional influences on the name throughout its history.

Race and ethnic origin of people with the last name Casiano

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

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

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

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