Greg vs Liam

Baby Name Comparison — 2026

Greg

Boy #4,526 Most Popular 1 Syllable

Meaning

"watchful, alert"

Origin: Greek

Cultural Roots

English American European

Quick Stats

Popularity Rank
#4,526
Total SSA Count
23
Syllables
1
Formality
Moderate
Nicknames
Gregg

Playground Safety Score

✓ All Clear
Full profile for Greg →

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

Greg Rank #4,526
Liam Rank #1

Liam is more popular, ranked #1 vs #4526 for Greg.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Greg ___

  • Greg Allen
  • Greg Thomas
  • Greg Michael
  • Greg Patrick
  • Greg James

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 Greg

Scott Brad Todd Karen Linda

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 Greg or Liam more popular?

Liam is more popular, ranked #1 compared to Greg at #4526 in the United States.

What do Greg and Liam mean?

Greg means "watchful, alert" (Greek origin). Liam means "strong-willed warrior" (Irish origin).

Are Greg and Liam boy or girl names?

Greg is primarily a boy name. Liam is primarily a boy name.

More Comparisons

Liam vs Greg Greg vs Kamiri Greg vs Azar Greg vs Edris Greg vs Moksh
← Full profile: Greg ← Full profile: Liam Browse all baby names