Kilian vs Liam

Baby Name Comparison — 2026

Kilian

Boy #1,052 Most Popular 3 Syllables

Meaning

"little church"

Origin: Irish Gaelic

Cultural Roots

Irish German French

Quick Stats

Popularity Rank
#1,052
Total SSA Count
209
Syllables
3
Formality
Moderate
Nicknames
Kili, Kill, Ian

Playground Safety Score

✓ All Clear
Full profile for Kilian →

Popularity Comparison

Kilian Rank #1,052
Liam Rank #1

Liam is more popular, ranked #1 vs #1052 for Kilian.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kilian ___

  • Kilian James
  • Kilian Patrick
  • Kilian Sean
  • Kilian Finn
  • Kilian John
  • Kilian Thomas

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 Kilian

Declan Niall Fionn Ronan Siobhan

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 Kilian or Liam more popular?

Liam is more popular, ranked #1 compared to Kilian at #1052 in the United States.

What do Kilian and Liam mean?

Kilian means "little church" (Irish Gaelic origin). Liam means "strong-willed warrior" (Irish origin).

Are Kilian and Liam boy or girl names?

Kilian is primarily a boy name. Liam is primarily a boy name.

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