Onyx vs Kaiden

Baby Name Comparison — 2026

Onyx

Boy #359 Most Popular 2 Syllables

"black gemstone"

Origin: Greek (onyx)

American

✓ All Clear

Boy #207 Most Popular 2 Syllables

"little fire"

Origin: Old Irish (Aodhán)

American English

✓ All Clear

Onyx Rank #359

Kaiden Rank #207

Kaiden is more popular, ranked #207 vs #359 for Onyx.

Is Onyx or Kaiden more popular?

Kaiden is more popular, ranked #207 compared to Onyx at #359 in the United States.

What do Onyx and Kaiden mean?

Onyx means "black gemstone" (Greek (onyx) origin). Kaiden means "little fire" (Old Irish (Aodhán) origin).

Are Onyx and Kaiden boy or girl names?

Onyx is primarily a boy name. Kaiden is primarily a boy name.