Onyx vs Mack

Baby Name Comparison — 2026

Onyx

Boy #359 Most Popular 2 Syllables

"black gemstone"

Origin: Greek (onyx)

American

✓ All Clear

Boy #499 Most Popular 1 Syllable

"son of"

Origin: Scottish Gaelic

Scottish Irish American

✓ All Clear

Onyx Rank #359

Mack Rank #499

Onyx is more popular, ranked #359 vs #499 for Mack.

Is Onyx or Mack more popular?

Onyx is more popular, ranked #359 compared to Mack at #499 in the United States.

What do Onyx and Mack mean?

Onyx means "black gemstone" (Greek (onyx) origin). Mack means "son of" (Scottish Gaelic origin).

Are Onyx and Mack boy or girl names?

Onyx is primarily a boy name. Mack is primarily a boy name.