Rio vs Orion

Baby Name Comparison — 2026

Rio

Boy #517 Most Popular 2 Syllables

"river"

Origin: Spanish/Portuguese

Spanish Portuguese Brazilian American

✓ All Clear

Boy #326 Most Popular 3 Syllables

"rising in the sky, boundary"

Origin: Greek

English American Greek

✓ All Clear

Rio Rank #517

Orion Rank #326

Orion is more popular, ranked #326 vs #517 for Rio.

Is Rio or Orion more popular?

Orion is more popular, ranked #326 compared to Rio at #517 in the United States.

What do Rio and Orion mean?

Rio means "river" (Spanish/Portuguese origin). Orion means "rising in the sky, boundary" (Greek origin).

Are Rio and Orion boy or girl names?

Rio is primarily a boy name. Orion is primarily a boy name.