Billy vs Aiko

Baby Name Comparison — 2026

Billy

Boy #1,051 Most Popular 2 Syllables

"resolute protector"

Origin: Old German via Norman French

English American Australian Irish

✓ All Clear

Boy #10,540 Most Popular 3 Syllables

"child of love"

Origin: Japanese

Japanese

✓ All Clear

Billy Rank #1,051

Aiko Rank #10,540

Billy is more popular, ranked #1051 vs #10540 for Aiko.

Is Billy or Aiko more popular?

Billy is more popular, ranked #1051 compared to Aiko at #10540 in the United States.

What do Billy and Aiko mean?

Billy means "resolute protector" (Old German via Norman French origin). Aiko means "child of love" (Japanese origin).

Are Billy and Aiko boy or girl names?

Billy is primarily a boy name. Aiko is primarily a boy name.