Liam vs Sully

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
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Sully

Boy #3,579 Most Popular 2 Syllables

Meaning

"descendant of the dark-eyed one"

Origin: Irish Gaelic

Cultural Roots

Irish English American

Quick Stats

Popularity Rank
#3,579
Total SSA Count
32
Syllables
2
Formality
Casual
Nicknames
Sul

Playground Safety Score

✓ All Clear
Full profile for Sully →

Popularity Comparison

Liam Rank #1
Sully Rank #3,579

Liam is more popular, ranked #1 vs #3579 for Sully.

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

Sully ___

  • Sully James
  • Sully Patrick
  • Sully Thomas
  • Sully Michael
  • Sully John
  • Sully Finn

Sibling Name Ideas

Names that pair well as siblings.

If you choose Liam

Olivia Emma Noah Charlotte Sophia

If you choose Sully

Finn Declan Liam Nora Maeve

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 Sully more popular?

Liam is more popular, ranked #1 compared to Sully at #3579 in the United States.

What do Liam and Sully mean?

Liam means "strong-willed warrior" (Irish origin). Sully means "descendant of the dark-eyed one" (Irish Gaelic origin).

Are Liam and Sully boy or girl names?

Liam is primarily a boy name. Sully is primarily a boy name.

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