Billy vs Koah

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 #1,080 Most Popular 2 Syllables

"divine might"

Origin: Hebrew

Hebrew American Christian

✓ All Clear

Billy Rank #1,051

Koah Rank #1,080

Billy is more popular, ranked #1051 vs #1080 for Koah.

Is Billy or Koah more popular?

Billy is more popular, ranked #1051 compared to Koah at #1080 in the United States.

What do Billy and Koah mean?

Billy means "resolute protector" (Old German via Norman French origin). Koah means "divine might" (Hebrew origin).

Are Billy and Koah boy or girl names?

Billy is primarily a boy name. Koah is primarily a boy name.