Origin & Meaning of the Rio Surname
What does the last name Rio mean?
The surname Rio carries the meaning "Origin and meaning under research." It is derived from the Unknown language and has been passed down through generations, reflecting the occupations, locations, or characteristics of early bearers of the name. With 1,581 bearers in the 2010 US Census, Rio ranks as the #17,726 most common surname in the United States.
Where does the surname Rio come from?
The Rio surname has its roots in Unknown heritage. Names of Unknown origin often reflect the cultural, linguistic, and historical traditions of the communities where they first appeared. Over centuries, migration and cultural exchange have spread the Rio name far beyond its original homeland.
Language of Origin
The linguistic roots of Rio trace back to Unknown. Understanding the original language helps decode the meaning and evolution of the name from its earliest recorded forms to the modern spelling used today.
Quick Facts
| Surname | Rio |
|---|---|
| Meaning | Origin and meaning under research |
| Origin | Unknown |
| Language | Unknown |
| US Rank (2010) | #17,726 |
| US Count (2010) | 1,581 |
| Per 100K People | 0.54 |
| First Letter | R |
Ethnic Distribution of Rio
According to the US Census, the Rio surname is distributed across the following ethnic groups. This data reflects self-reported ethnicity among 1,581 Americans with the Rio last name.
| Ethnicity | Percentage |
|---|---|
| White | 57.05% |
| Hispanic | 30.99% |
| Asian/Pacific Islander | 8.41% |
| Two or More Races | 2.15% |
Popularity of Rio Over Time
Comparing US Census data from 2000 and 2010 shows how the Rio surname has changed in prevalence.
The number of Americans with the Rio surname increased by 123 between 2000 and 2010.
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Similar Surnames to Rio
These surnames share similar popularity, spelling, or cultural background with Rio.
Other Unknown Surnames
Explore more surnames with Unknown roots. There are 162,254 surnames in our database — here are some that share the same Unknown origin as Rio.
Frequently Asked Questions About Rio
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