Mack vs Callister

Baby Name Comparison — 2026

Mack

Boy #499 Most Popular 1 Syllable

"son of"

Origin: Scottish Gaelic

Scottish Irish American

✓ All Clear

Boy #43,579 Most Popular 3 Syllables

"defender of men"

Origin: Greek via Gaelic

Scottish Manx Irish

✓ All Clear

Mack Rank #499

Callister Rank #43,579

Mack is more popular, ranked #499 vs #43579 for Callister.

Is Mack or Callister more popular?

Mack is more popular, ranked #499 compared to Callister at #43579 in the United States.

What do Mack and Callister mean?

Mack means "son of" (Scottish Gaelic origin). Callister means "defender of men" (Greek via Gaelic origin).

Are Mack and Callister boy or girl names?

Mack is primarily a boy name. Callister is primarily a boy name.