Kaitlyn 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

Kaitlyn Rank #652
Liam Rank #1

Liam is more popular, ranked #1 vs #652 for Kaitlyn.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kaitlyn ___

  • Kaitlyn Rose
  • Kaitlyn Marie
  • Kaitlyn Grace
  • Kaitlyn Ann
  • Kaitlyn Lee
  • Kaitlyn Elizabeth

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 Kaitlyn

Ryan Brendan Meghan Erin Patrick

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 Kaitlyn or Liam more popular?

Liam is more popular, ranked #1 compared to Kaitlyn at #652 in the United States.

What do Kaitlyn and Liam mean?

Kaitlyn means "pure" (Greek (via Irish) origin). Liam means "strong-willed warrior" (Irish origin).

Are Kaitlyn and Liam boy or girl names?

Kaitlyn is primarily a girl name. Liam is primarily a boy name.

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