King vs Rio

Baby Name Comparison — 2026

King

Boy #343 Most Popular 1 Syllable

"king, ruler, monarch"

Origin: Old English

American English African American

✓ All Clear

Boy #517 Most Popular 2 Syllables

"river"

Origin: Spanish/Portuguese

Spanish Portuguese Brazilian American

✓ All Clear

King Rank #343

Rio Rank #517

King is more popular, ranked #343 vs #517 for Rio.

Is King or Rio more popular?

King is more popular, ranked #343 compared to Rio at #517 in the United States.

What do King and Rio mean?

King means "king, ruler, monarch" (Old English origin). Rio means "river" (Spanish/Portuguese origin).

Are King and Rio boy or girl names?

King is primarily a boy name. Rio is primarily a boy name.