Colter vs Onyx

Baby Name Comparison — 2026

Colter

Boy #218 Most Popular 2 Syllables

"colt herder, horse keeper"

Origin: Middle English

American English

✓ All Clear

Boy #359 Most Popular 2 Syllables

"black gemstone"

Origin: Greek (onyx)

American

✓ All Clear

Colter Rank #218

Onyx Rank #359

Colter is more popular, ranked #218 vs #359 for Onyx.

Is Colter or Onyx more popular?

Colter is more popular, ranked #218 compared to Onyx at #359 in the United States.

What do Colter and Onyx mean?

Colter means "colt herder, horse keeper" (Middle English origin). Onyx means "black gemstone" (Greek (onyx) origin).

Are Colter and Onyx boy or girl names?

Colter is primarily a boy name. Onyx is primarily a boy name.