Marvin vs Rio

Baby Name Comparison — 2026

Marvin

Boy #672 Most Popular 2 Syllables

"sea fortress, sea friend"

Origin: Old Welsh Mervyn

English American Welsh

✓ All Clear

Boy #517 Most Popular 2 Syllables

"river"

Origin: Spanish/Portuguese

Spanish Portuguese Brazilian American

✓ All Clear

Marvin Rank #672

Rio Rank #517

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

Is Marvin or Rio more popular?

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

What do Marvin and Rio mean?

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

Are Marvin and Rio boy or girl names?

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