Billy vs Issac

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 #856 Most Popular 2 Syllables

"laughter"

Origin: Hebrew

English American Jewish Christian African-American

✓ All Clear

Billy Rank #1,051

Issac Rank #856

Issac is more popular, ranked #856 vs #1051 for Billy.

Is Billy or Issac more popular?

Issac is more popular, ranked #856 compared to Billy at #1051 in the United States.

What do Billy and Issac mean?

Billy means "resolute protector" (Old German via Norman French origin). Issac means "laughter" (Hebrew origin).

Are Billy and Issac boy or girl names?

Billy is primarily a boy name. Issac is primarily a boy name.