Aiko vs Kailen

Baby Name Comparison — 2026

Aiko

Boy #10,540 Most Popular 3 Syllables

"child of love"

Origin: Japanese

Japanese

✓ All Clear

Boy #3,163 Most Popular 2 Syllables

"slender, narrow"

Origin: Irish Gaelic

Irish American Celtic

✓ All Clear

Aiko Rank #10,540

Kailen Rank #3,163

Kailen is more popular, ranked #3163 vs #10540 for Aiko.

Is Aiko or Kailen more popular?

Kailen is more popular, ranked #3163 compared to Aiko at #10540 in the United States.

What do Aiko and Kailen mean?

Aiko means "child of love" (Japanese origin). Kailen means "slender, narrow" (Irish Gaelic origin).

Are Aiko and Kailen boy or girl names?

Aiko is primarily a boy name. Kailen is primarily a boy name.