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

Riollano, 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 Riollano surname is from the 2010 census data.

Popularity of Riollano in America

Riollano is the 126765th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Riollano surname appeared 135 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 Riollano.

We can also compare 2010 data for Riollano 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 Riollano

The surname Riollano originates from the Spanish region of Galicia, dating back to the 13th century. It is believed to have derived from the Galician word "rio," meaning river, and the suffix "-llano," which implies a flat or level terrain. This suggests that the name's origins are likely rooted in a geographical location near a river plain or floodplain.

One of the earliest documented appearances of the Riollano surname can be found in the "Tumbo de Sobrado," a medieval Galician cartulary, which mentions individuals bearing the name in the late 13th century. This cartulary serves as a valuable historical record, preserving information about landowners, transactions, and local families from that era.

In the 15th century, a notable bearer of the Riollano name was Juan Riollano, a nobleman and landowner from the province of Ourense in Galicia. Historical records indicate that he played a significant role in local politics and governance during that time.

The Riollano surname has also been associated with several place names in Galicia, such as Riollano de Abajo and Riollano de Arriba, which further reinforces its geographical origins. These place names suggest that the surname may have initially referred to individuals residing in or near these locations.

Another prominent figure bearing the Riollano surname was Pedro Riollano, born in 1578 in the town of Ribadavia, Galicia. He was a renowned scholar and author who contributed significantly to the study of Galician literature and linguistics during the 16th and 17th centuries.

In the 18th century, Maria Riollano (1712-1786), a Galician noblewoman, gained recognition for her philanthropic efforts and support for local communities. Her contributions to education and social welfare initiatives left a lasting legacy in the region.

As the Riollano surname spread beyond its Galician roots, it has been carried by notable individuals in various fields. One such example is Miguel Riollano (1843-1901), a Spanish military officer who served in the Spanish-American War and received numerous honors for his service.

Over the centuries, the Riollano surname has maintained its presence in Galicia and other parts of Spain, as well as among Spanish diaspora communities around the world. While its origins can be traced back to the 13th century, the name continues to carry the echoes of its geographical and linguistic roots, serving as a testament to the rich cultural heritage of the Galician region.

Race and ethnic origin of people with the last name Riollano

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

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

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

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