Coi vs Declyn

Baby Name Comparison — 2026

Declyn

Boy #5,242 Most Popular 2 Syllables

Meaning

"man of prayer, full of goodness"

Origin: Old Irish

Cultural Roots

Irish American English

Quick Stats

Popularity Rank
#5,242
Total SSA Count
19
Syllables
2
Formality
Moderate
Nicknames
Dec, Decs

Playground Safety Score

✓ All Clear
Full profile for Declyn →

Popularity Comparison

Coi Rank #5,862
Declyn Rank #5,242

Declyn is more popular, ranked #5242 vs #5862 for Coi.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Coi ___

  • Coi Marie
  • Coi Ann
  • Coi Lynn
  • Coi Renee
  • Coi Elise
  • Coi Grace

Declyn ___

  • Declyn James
  • Declyn Patrick
  • Declyn Cole
  • Declyn Finn
  • Declyn Reid
  • Declyn Grant

Sibling Name Ideas

Names that pair well as siblings.

If you choose Coi

Jade Sloane Bex Zara Kai

If you choose Declyn

Finnegan Rowan Kieran Brennan Saoirse

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Coi or Declyn more popular?

Declyn is more popular, ranked #5242 compared to Coi at #5862 in the United States.

What do Coi and Declyn mean?

Coi means "quiet, still" (French origin). Declyn means "man of prayer, full of goodness" (Old Irish origin).

Are Coi and Declyn boy or girl names?

Coi is primarily a girl name. Declyn is primarily a boy name.

More Comparisons

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← Full profile: Coi ← Full profile: Declyn Browse all baby names