Jeffrey vs Mack

Baby Name Comparison — 2026

Jeffrey

Boy #521 Most Popular 3 Syllables

"pledge of peace"

Origin: Germanic

English American French

✓ All Clear

Boy #499 Most Popular 1 Syllable

"son of"

Origin: Scottish Gaelic

Scottish Irish American

✓ All Clear

Jeffrey Rank #521

Mack Rank #499

Mack is more popular, ranked #499 vs #521 for Jeffrey.

Is Jeffrey or Mack more popular?

Mack is more popular, ranked #499 compared to Jeffrey at #521 in the United States.

What do Jeffrey and Mack mean?

Jeffrey means "pledge of peace" (Germanic origin). Mack means "son of" (Scottish Gaelic origin).

Are Jeffrey and Mack boy or girl names?

Jeffrey is primarily a boy name. Mack is primarily a boy name.