Aiko vs Killua

Baby Name Comparison — 2026

Aiko

Boy #10,540 Most Popular 3 Syllables

"child of love"

Origin: Japanese

Japanese

✓ All Clear

Boy #5,636 Most Popular 3 Syllables

"fictional invented name, no established meaning"

Origin: Japanese (fictional)

American Japanese

✓ All Clear

Aiko Rank #10,540

Killua Rank #5,636

Killua is more popular, ranked #5636 vs #10540 for Aiko.

Is Aiko or Killua more popular?

Killua is more popular, ranked #5636 compared to Aiko at #10540 in the United States.

What do Aiko and Killua mean?

Aiko means "child of love" (Japanese origin). Killua means "fictional invented name, no established meaning" (Japanese (fictional) origin).

Are Aiko and Killua boy or girl names?

Aiko is primarily a boy name. Killua is primarily a boy name.