Rio vs Karson

Baby Name Comparison — 2026

Rio

Boy #517 Most Popular 2 Syllables

"river"

Origin: Spanish/Portuguese

Spanish Portuguese Brazilian American

✓ All Clear

Boy #398 Most Popular 2 Syllables

"son of marsh-dwellers"

Origin: Old Norse/English

American English Scandinavian

✓ All Clear

Rio Rank #517

Karson Rank #398

Karson is more popular, ranked #398 vs #517 for Rio.

Is Rio or Karson more popular?

Karson is more popular, ranked #398 compared to Rio at #517 in the United States.

What do Rio and Karson mean?

Rio means "river" (Spanish/Portuguese origin). Karson means "son of marsh-dwellers" (Old Norse/English origin).

Are Rio and Karson boy or girl names?

Rio is primarily a boy name. Karson is primarily a boy name.