US Population With Last Name Riollano By Race and Ethnicity in the 2010 Census
Updated on May 9, 2026.
Data Source: US Census Bureau.
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In the 2010 Census, there were 135 people in the US whose last name was Riollano, and the rate of occurence of the Riollano last name was 0.05 per 100K.
The highest percentage of people with the last name of Riollano identified their race as Hispanic or Latino (88.89%); and the second highest percentage of people identified their race as Non Hispanic White Alone (8.89%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Riollano last name.
US Population With Last Name Riollano By Race And Ethniciity in the 2010 Census
25
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Hispanic or Latino | 120 | 88.89 |
| Non Hispanic White Alone | 12 | 8.89 |