Jay vs Onyx

Baby Name Comparison — 2026

Jay

Boy #397 Most Popular 1 Syllable

"to rejoice, joyful"

Origin: Latin (Gaius)

American English South Asian Universal

✓ All Clear

Boy #359 Most Popular 2 Syllables

"black gemstone"

Origin: Greek (onyx)

American

✓ All Clear

Jay Rank #397

Onyx Rank #359

Onyx is more popular, ranked #359 vs #397 for Jay.

Is Jay or Onyx more popular?

Onyx is more popular, ranked #359 compared to Jay at #397 in the United States.

What do Jay and Onyx mean?

Jay means "to rejoice, joyful" (Latin (Gaius) origin). Onyx means "black gemstone" (Greek (onyx) origin).

Are Jay and Onyx boy or girl names?

Jay is primarily a boy name. Onyx is primarily a boy name.