Casey vs Liam

Baby Name Comparison — 2026

Liam

Boy #1 Most Popular 2 Syllables

Meaning

"strong-willed warrior"

Origin: Irish

Cultural Roots

Irish English American

Quick Stats

Popularity Rank
#1
Total SSA Count
22,164
Syllables
2
Formality
Moderate
Nicknames
Lee

Playground Safety Score

✓ All Clear
Full profile for Liam →

Popularity Comparison

Casey Rank #310
Liam Rank #1

Liam is more popular, ranked #1 vs #310 for Casey.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Casey ___

  • Casey Casey James
  • Casey Casey Alexander
  • Casey Casey Thomas
  • Casey Casey Michael
  • Casey Casey Owen

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 Casey

Riley Logan Peyton Avery Quinn

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 Casey or Liam more popular?

Liam is more popular, ranked #1 compared to Casey at #310 in the United States.

What do Casey and Liam mean?

Liam means "strong-willed warrior" (Irish origin).

Are Casey and Liam boy or girl names?

Casey is primarily a boy name. Liam is primarily a boy name.

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