Rio vs Kaison

Baby Name Comparison — 2026

Rio

Boy #517 Most Popular 2 Syllables

"river"

Origin: Spanish/Portuguese

Spanish Portuguese Brazilian American

✓ All Clear

Boy #513 Most Popular 2 Syllables

"modern blend of Kai (sea) and -son suffix"

Origin: American

American

✓ All Clear

Rio Rank #517

Kaison Rank #513

Kaison is more popular, ranked #513 vs #517 for Rio.

Is Rio or Kaison more popular?

Kaison is more popular, ranked #513 compared to Rio at #517 in the United States.

What do Rio and Kaison mean?

Rio means "river" (Spanish/Portuguese origin). Kaison means "modern blend of Kai (sea) and -son suffix" (American origin).

Are Rio and Kaison boy or girl names?

Rio is primarily a boy name. Kaison is primarily a boy name.