Onyx vs Jay

Baby Name Comparison — 2026

Onyx

Boy #359 Most Popular 2 Syllables

"black gemstone"

Origin: Greek (onyx)

American

✓ All Clear

Boy #397 Most Popular 1 Syllable

"to rejoice, joyful"

Origin: Latin (Gaius)

American English South Asian Universal

✓ All Clear

Onyx Rank #359

Jay Rank #397

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

Is Onyx or Jay more popular?

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

What do Onyx and Jay mean?

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

Are Onyx and Jay boy or girl names?

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