Keenan vs Billy

Baby Name Comparison — 2026

Keenan

Boy #1,218 Most Popular 2 Syllables

"little ancient one"

Origin: Irish Gaelic

Irish American Scottish English

✓ All Clear

Boy #1,051 Most Popular 2 Syllables

"resolute protector"

Origin: Old German via Norman French

English American Australian Irish

✓ All Clear

Keenan Rank #1,218

Billy Rank #1,051

Billy is more popular, ranked #1051 vs #1218 for Keenan.

Is Keenan or Billy more popular?

Billy is more popular, ranked #1051 compared to Keenan at #1218 in the United States.

What do Keenan and Billy mean?

Keenan means "little ancient one" (Irish Gaelic origin). Billy means "resolute protector" (Old German via Norman French origin).

Are Keenan and Billy boy or girl names?

Keenan is primarily a boy name. Billy is primarily a boy name.