Declan vs Liam

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
Liam Rank #1

Liam is more popular, ranked #1 vs #131 for Declan.

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

Liam ___

  • Liam James
  • Liam Alexander
  • Liam Thomas
  • Liam Michael
  • Liam Patrick
  • Liam Joseph

Sibling Name Ideas

Names that pair well as siblings.

If you choose Declan

Finn Liam Siobhan Aoife Rowan

If you choose Liam

Olivia Emma Noah Charlotte Sophia

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 Liam more popular?

Liam is more popular, ranked #1 compared to Declan at #131 in the United States.

What do Declan and Liam mean?

Declan means "man of prayer" (Irish Gaelic origin). Liam means "strong-willed warrior" (Irish origin).

Are Declan and Liam boy or girl names?

Declan is primarily a boy name. Liam is primarily a boy name.

More Comparisons

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