Onyx vs Cayden

Baby Name Comparison — 2026

Onyx

Boy #359 Most Popular 2 Syllables

"black gemstone"

Origin: Greek (onyx)

American

✓ All Clear

Boy #350 Most Popular 2 Syllables

"battle (possible Irish Gaelic root)"

Origin: Irish (Cadan)

American

✓ All Clear

Onyx Rank #359

Cayden Rank #350

Cayden is more popular, ranked #350 vs #359 for Onyx.

Is Onyx or Cayden more popular?

Cayden is more popular, ranked #350 compared to Onyx at #359 in the United States.

What do Onyx and Cayden mean?

Onyx means "black gemstone" (Greek (onyx) origin). Cayden means "battle (possible Irish Gaelic root)" (Irish (Cadan) origin).

Are Onyx and Cayden boy or girl names?

Onyx is primarily a boy name. Cayden is primarily a boy name.