Rio vs Aiko

Baby Name Comparison — 2026

Rio

Boy #517 Most Popular 2 Syllables

"river"

Origin: Spanish/Portuguese

Spanish Portuguese Brazilian American

✓ All Clear

Boy #10,540 Most Popular 3 Syllables

"child of love"

Origin: Japanese

Japanese

✓ All Clear

Rio Rank #517

Aiko Rank #10,540

Rio is more popular, ranked #517 vs #10540 for Aiko.

Is Rio or Aiko more popular?

Rio is more popular, ranked #517 compared to Aiko at #10540 in the United States.

What do Rio and Aiko mean?

Rio means "river" (Spanish/Portuguese origin). Aiko means "child of love" (Japanese origin).

Are Rio and Aiko boy or girl names?

Rio is primarily a boy name. Aiko is primarily a boy name.