Cailum 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

Cailum Rank #34,223
Liam Rank #1

Liam is more popular, ranked #1 vs #34223 for Cailum.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cailum ___

No pairings available yet.

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 Cailum

No sibling data available yet.

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 Cailum or Liam more popular?

Liam is more popular, ranked #1 compared to Cailum at #34223 in the United States.

What do Cailum and Liam mean?

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

Are Cailum and Liam boy or girl names?

Cailum is primarily a boy name. Liam is primarily a boy name.

More Comparisons

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