Ro
Gender: Boy
Meaning: River — flowing freely, always moving forward
Origin: Spanish/Portuguese/Japanese
Popularity: Ranked #13488 in 2025 with 5 babies born.
History: A variant or related form of Rio, meaning river.
Similar names: roo, reo, rio, roa, rob, robbi, robbie, robby
Name length: 2 letters
How common is Ro? About 1 in 665,700 babies born in 2025 were named Ro, or roughly 0 per day in the United States.
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Frequently asked about Ro
What does the name Ro mean?
Ro means “River — flowing freely, always moving forward” from Spanish/Portuguese/Japanese roots.
What is the origin of the name Ro?
Ro has Spanish/Portuguese/Japanese origin. The traditional meaning is “River — flowing freely, always moving forward”.
How popular is Ro?
Ro ranked #12008 in 2025 — given to 5 babies that year.
Is Ro a boy or girl name?
Ro is used for both boys and girls. In the records, about 62% of Ros are boys and 38% are girls.
Is the name Ro rising or falling in popularity?
Ro has risen 4620 spots in the rankings over the last 5 years — from #16628 in 2020 to #12008 in 2025.
How long has Ro been recorded?
Ro appears in birth records across 9 years — from 2013 through 2025.