Rio vs Cayden

Baby Name Comparison — 2026

Rio

Boy #517 Most Popular 2 Syllables

"river"

Origin: Spanish/Portuguese

Spanish Portuguese Brazilian American

✓ All Clear

Boy #350 Most Popular 2 Syllables

"battle (possible Irish Gaelic root)"

Origin: Irish (Cadan)

American

✓ All Clear

Rio Rank #517

Cayden Rank #350

Cayden is more popular, ranked #350 vs #517 for Rio.

Is Rio or Cayden more popular?

Cayden is more popular, ranked #350 compared to Rio at #517 in the United States.

What do Rio and Cayden mean?

Rio means "river" (Spanish/Portuguese origin). Cayden means "battle (possible Irish Gaelic root)" (Irish (Cadan) origin).

Are Rio and Cayden boy or girl names?

Rio is primarily a boy name. Cayden is primarily a boy name.