Kayci vs Liam

Baby Name Comparison — 2026

Kayci

Girl #5,128 Most Popular 2 Syllables

Meaning

"alert, vigilant, watchful"

Origin: Irish Gaelic

Cultural Roots

Irish American

Quick Stats

Popularity Rank
#5,128
Total SSA Count
26
Syllables
2
Formality
Casual
Nicknames
Kay, Kace

Playground Safety Score

✓ All Clear
Full profile for Kayci →

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

Kayci Rank #5,128
Liam Rank #1

Liam is more popular, ranked #1 vs #5128 for Kayci.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kayci ___

  • Kayci Marie
  • Kayci Lynn
  • Kayci Elizabeth
  • Kayci Ann
  • Kayci Grace
  • Kayci Renee

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 Kayci

Brynn Reece Quinn Rylee Brady

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 Kayci or Liam more popular?

Liam is more popular, ranked #1 compared to Kayci at #5128 in the United States.

What do Kayci and Liam mean?

Kayci means "alert, vigilant, watchful" (Irish Gaelic origin). Liam means "strong-willed warrior" (Irish origin).

Are Kayci and Liam boy or girl names?

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

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