Declan vs Kayson

Baby Name Comparison — 2026

Declan

Boy #131 Most Popular 2 Syllables

Meaning

"man of prayer"

Origin: Irish Gaelic

Cultural Roots

Irish English American

Quick Stats

Popularity Rank
#131
Total SSA Count
2,758
Syllables
2
Formality
Moderate
Nicknames
Dec, Decs

Playground Safety Score

✓ All Clear
Full profile for Declan →

Popularity Comparison

Declan Rank #131
Kayson Rank #291

Declan is more popular, ranked #131 vs #291 for Kayson.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Declan ___

  • Declan James
  • Declan Patrick
  • Declan Michael
  • Declan Ryan
  • Declan Thomas
  • Declan Cole

Kayson ___

  • Kayson James
  • Kayson Lee
  • Kayson Cole
  • Kayson Reese
  • Kayson Blake
  • Kayson Grey

Sibling Name Ideas

Names that pair well as siblings.

If you choose Declan

Finn Liam Siobhan Aoife Rowan

If you choose Kayson

Brayden Landon Hadley Kinsley Zayden

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 Declan or Kayson more popular?

Declan is more popular, ranked #131 compared to Kayson at #291 in the United States.

What do Declan and Kayson mean?

Declan means "man of prayer" (Irish Gaelic origin). Kayson means "rejoice, healer" (American/Persian origin).

Are Declan and Kayson boy or girl names?

Declan is primarily a boy name. Kayson is primarily a boy name.

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← Full profile: Declan ← Full profile: Kayson Browse all baby names