Mack vs Colin

Baby Name Comparison — 2026

Mack

Boy #499 Most Popular 1 Syllable

"son of"

Origin: Scottish Gaelic

Scottish Irish American

✓ All Clear

Boy #335 Most Popular 2 Syllables

"young dog, whelp"

Origin: Irish/Scottish Gaelic

English Irish Scottish American

✓ All Clear

Mack Rank #499

Colin Rank #335

Colin is more popular, ranked #335 vs #499 for Mack.

Is Mack or Colin more popular?

Colin is more popular, ranked #335 compared to Mack at #499 in the United States.

What do Mack and Colin mean?

Mack means "son of" (Scottish Gaelic origin). Colin means "young dog, whelp" (Irish/Scottish Gaelic origin).

Are Mack and Colin boy or girl names?

Mack is primarily a boy name. Colin is primarily a boy name.