Rio
Quick answers about Rio
How many people are named Rio?
An estimated 5,441 living Americans are named Rio.
How rare is Rio?
Rio is moderately uncommon among babies today, with 563 boys receiving the name in 2025, down 5.1% from its 2024 peak.
How old is the typical Rio?
The median age of a living American named Rio is approximately 6 years, with most bearers falling between 3 and 16 years old.
Is Rio still popular?
Yes — Rio is currently rising in popularity, with 563 births in 2025. Births this decade are running about 3.9× higher than the previous decade.
Where is Rio most common?
Rio has its strongest geographic signal in California, where it appears 2.2× more often than the national baseline.
Rio is most concentrated in Colorado — about 2.0× the national rate in the 2020s. It also runs high in California.
States where Rio is given more often than the national average — its present-day heartland.