Liam vs Lukasz

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 →

Lukasz

Boy #4,790 Most Popular 2 Syllables

Meaning

"light, illumination"

Origin: Greek/Latin

Cultural Roots

Polish Slavic Eastern European

Quick Stats

Popularity Rank
#4,790
Total SSA Count
21
Syllables
2
Formality
Moderate
Nicknames
Luka, Lukas

Playground Safety Score

✓ All Clear
Full profile for Lukasz →

Popularity Comparison

Liam Rank #1
Lukasz Rank #4,790

Liam is more popular, ranked #1 vs #4790 for Lukasz.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Liam ___

  • Liam James
  • Liam Alexander
  • Liam Thomas
  • Liam Michael
  • Liam Patrick
  • Liam Joseph

Lukasz ___

  • Lukasz Jan
  • Lukasz Piotr
  • Lukasz Marek
  • Lukasz Tomasz
  • Lukasz Michal
  • Lukasz Adam

Sibling Name Ideas

Names that pair well as siblings.

If you choose Liam

Olivia Emma Noah Charlotte Sophia

If you choose Lukasz

Zofia Marta Agnieszka Karolina Piotr

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 Liam or Lukasz more popular?

Liam is more popular, ranked #1 compared to Lukasz at #4790 in the United States.

What do Liam and Lukasz mean?

Liam means "strong-willed warrior" (Irish origin). Lukasz means "light, illumination" (Greek/Latin origin).

Are Liam and Lukasz boy or girl names?

Liam is primarily a boy name. Lukasz is primarily a boy name.

More Comparisons

Lukasz vs Liam Liam vs Hudson Liam vs Jameson Liam vs Jude Liam vs Hunter
← Full profile: Liam ← Full profile: Lukasz Browse all baby names