Kit vs Billy

Baby Name Comparison — 2026

Kit

Boy #1,154 Most Popular 1 Syllable

"pure (short for Catherine)"

Origin: Greek

English American Irish

✓ All Clear

Boy #1,051 Most Popular 2 Syllables

"resolute protector"

Origin: Old German via Norman French

English American Australian Irish

✓ All Clear

Kit Rank #1,154

Billy Rank #1,051

Billy is more popular, ranked #1051 vs #1154 for Kit.

Is Kit or Billy more popular?

Billy is more popular, ranked #1051 compared to Kit at #1154 in the United States.

What do Kit and Billy mean?

Kit means "pure (short for Catherine)" (Greek origin). Billy means "resolute protector" (Old German via Norman French origin).

Are Kit and Billy boy or girl names?

Kit is primarily a boy name. Billy is primarily a boy name.