Onix vs Declyn

Baby Name Comparison — 2026

Onix

Boy #5,293 Most Popular 2 Syllables

"black banded gemstone"

Origin: Greek

American Latin American Spanish

✓ All Clear

Boy #5,242 Most Popular 2 Syllables

"man of prayer, full of goodness"

Origin: Old Irish

Irish American English

✓ All Clear

Onix Rank #5,293

Declyn Rank #5,242

Declyn is more popular, ranked #5242 vs #5293 for Onix.

Is Onix or Declyn more popular?

Declyn is more popular, ranked #5242 compared to Onix at #5293 in the United States.

What do Onix and Declyn mean?

Onix means "black banded gemstone" (Greek origin). Declyn means "man of prayer, full of goodness" (Old Irish origin).

Are Onix and Declyn boy or girl names?

Onix is primarily a boy name. Declyn is primarily a boy name.