Killian vs Johnny

Baby Name Comparison — 2026

Killian

Boy #370 Most Popular 3 Syllables

"associated with the church"

Origin: Irish Gaelic

Irish French American English

✓ All Clear

Boy #458 Most Popular 2 Syllables

"Yahweh is merciful"

Origin: Hebrew

English American Irish

✓ All Clear

Killian Rank #370

Johnny Rank #458

Killian is more popular, ranked #370 vs #458 for Johnny.

Is Killian or Johnny more popular?

Killian is more popular, ranked #370 compared to Johnny at #458 in the United States.

What do Killian and Johnny mean?

Killian means "associated with the church" (Irish Gaelic origin). Johnny means "Yahweh is merciful" (Hebrew origin).

Are Killian and Johnny boy or girl names?

Killian is primarily a boy name. Johnny is primarily a boy name.