Liam vs Moon

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 →

Moon

Girl #3,340 Most Popular 1 Syllable

Meaning

"the moon, Earth's natural satellite"

Origin: Old English

Cultural Roots

American Korean Vietnamese

Quick Stats

Popularity Rank
#3,340
Total SSA Count
47
Syllables
1
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Moon →

Popularity Comparison

Liam Rank #1
Moon Rank #3,340

Liam is more popular, ranked #1 vs #3340 for Moon.

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

Moon ___

  • Moon River
  • Moon Sage
  • Moon Willow
  • Moon Azure
  • Moon Celeste
  • Moon June

Sibling Name Ideas

Names that pair well as siblings.

If you choose Liam

Olivia Emma Noah Charlotte Sophia

If you choose Moon

Sun Star River Soleil Luna

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 Moon more popular?

Liam is more popular, ranked #1 compared to Moon at #3340 in the United States.

What do Liam and Moon mean?

Liam means "strong-willed warrior" (Irish origin). Moon means "the moon, Earth's natural satellite" (Old English origin).

Are Liam and Moon boy or girl names?

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

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