Mack vs Callahan

Baby Name Comparison — 2026

Mack

Boy #499 Most Popular 1 Syllable

"son of"

Origin: Scottish Gaelic

Scottish Irish American

✓ All Clear

Boy #364 Most Popular 3 Syllables

"lover of churches"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Mack Rank #499

Callahan Rank #364

Callahan is more popular, ranked #364 vs #499 for Mack.

Is Mack or Callahan more popular?

Callahan is more popular, ranked #364 compared to Mack at #499 in the United States.

What do Mack and Callahan mean?

Mack means "son of" (Scottish Gaelic origin). Callahan means "lover of churches" (Irish Gaelic origin).

Are Mack and Callahan boy or girl names?

Mack is primarily a boy name. Callahan is primarily a boy name.