Declan vs Aiko

Baby Name Comparison — 2026

Declan

Boy #131 Most Popular 2 Syllables

"man of prayer"

Origin: Irish Gaelic

Irish English American

✓ All Clear

Boy #10,540 Most Popular 3 Syllables

"child of love"

Origin: Japanese

Japanese

✓ All Clear

Declan Rank #131

Aiko Rank #10,540

Declan is more popular, ranked #131 vs #10540 for Aiko.

Is Declan or Aiko more popular?

Declan is more popular, ranked #131 compared to Aiko at #10540 in the United States.

What do Declan and Aiko mean?

Declan means "man of prayer" (Irish Gaelic origin). Aiko means "child of love" (Japanese origin).

Are Declan and Aiko boy or girl names?

Declan is primarily a boy name. Aiko is primarily a boy name.