Aiko vs Kacyn

Baby Name Comparison — 2026

Aiko

Boy #10,540 Most Popular 3 Syllables

"child of love"

Origin: Japanese

Japanese

✓ All Clear

Boy #6,406 Most Popular 2 Syllables

"vigilant, watchful"

Origin: Irish (Casey root)

American English

✓ All Clear

Aiko Rank #10,540

Kacyn Rank #6,406

Kacyn is more popular, ranked #6406 vs #10540 for Aiko.

Is Aiko or Kacyn more popular?

Kacyn is more popular, ranked #6406 compared to Aiko at #10540 in the United States.

What do Aiko and Kacyn mean?

Aiko means "child of love" (Japanese origin). Kacyn means "vigilant, watchful" (Irish (Casey root) origin).

Are Aiko and Kacyn boy or girl names?

Aiko is primarily a boy name. Kacyn is primarily a boy name.