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The short answer
Rio is a masculine name used in Various. Behind the Name describes it this way: "Means ‘river’ in Spanish or Portuguese. A city in Brazil bears this name." It ranked #532 for boys in the United States in 2025.
Meaning and etymology
According to Behind the Name, means ‘river’ in Spanish or Portuguese. A city in Brazil bears this name. The entry lists its usage as Various.
Editorial confidence: established
Popularity
Rio ranked #532 for boys in the United States in 2025. The figure comes from the Social Security Administration's national file for that year.
| Region | Year | Rank | Source |
|---|---|---|---|
| United States | 2025 | #532 | ssa-2025 |
Frequently asked questions
What does the name Rio mean?
Rio means "river", according to Behind the Name.
Is Rio a popular name?
Rio ranked #532 for boys in the United States in 2025. (Social Security Administration data).
Is Rio a boy's or a girl's name?
In the 2025 SSA data Rio appears in the boys' list; Behind the Name labels it masculine & feminine.
Sources
- Behind the Name: Meaning, origin and history of the name Rio (1) — supports meaning, usage, pronunciation, variants.
- U.S. Social Security Administration: Popular Baby Names — national data, year of birth 2025 — supports popularity.
