Rio vs Marvin

Baby Name Comparison — 2026

Rio

Boy #517 Most Popular 2 Syllables

"river"

Origin: Spanish/Portuguese

Spanish Portuguese Brazilian American

✓ All Clear

Boy #672 Most Popular 2 Syllables

"sea fortress, sea friend"

Origin: Old Welsh Mervyn

English American Welsh

✓ All Clear

Rio Rank #517

Marvin Rank #672

Rio is more popular, ranked #517 vs #672 for Marvin.

Is Rio or Marvin more popular?

Rio is more popular, ranked #517 compared to Marvin at #672 in the United States.

What do Rio and Marvin mean?

Rio means "river" (Spanish/Portuguese origin). Marvin means "sea fortress, sea friend" (Old Welsh Mervyn origin).

Are Rio and Marvin boy or girl names?

Rio is primarily a boy name. Marvin is primarily a boy name.