Kay vs Liam

Baby Name Comparison — 2026

Kay

Girl #3,887 Most Popular 1 Syllable

Meaning

"pure, clean"

Origin: Greek via Katherine

Cultural Roots

English American Scandinavian

Quick Stats

Popularity Rank
#3,887
Total SSA Count
38
Syllables
1
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Kay →

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

Kay Rank #3,887
Liam Rank #1

Liam is more popular, ranked #1 vs #3887 for Kay.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kay ___

  • Kay Louise
  • Kay Anne
  • Kay Marie
  • Kay Elizabeth
  • Kay Margaret
  • Kay Elise

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 Kay

Lee Dale Jo Quinn Brooks

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 Kay or Liam more popular?

Liam is more popular, ranked #1 compared to Kay at #3887 in the United States.

What do Kay and Liam mean?

Kay means "pure, clean" (Greek via Katherine origin). Liam means "strong-willed warrior" (Irish origin).

Are Kay and Liam boy or girl names?

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

More Comparisons

Liam vs Kay Kay vs Afton Kay vs Analeya Kay vs Syncere Kay vs Justyce
← Full profile: Kay ← Full profile: Liam Browse all baby names