Cy vs Liam

Baby Name Comparison — 2026

Cy

Boy #2,349 Most Popular 1 Syllable

Meaning

"sun, shepherd"

Origin: Old Persian (via Cyrus)

Cultural Roots

American Western Persian

Quick Stats

Popularity Rank
#2,349
Total SSA Count
60
Syllables
1
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Cy →

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

Cy Rank #2,349
Liam Rank #1

Liam is more popular, ranked #1 vs #2349 for Cy.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cy ___

  • Cy James
  • Cy Morgan
  • Cy Lee
  • Cy Dean
  • Cy Ray
  • Cy Grant

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 Cy

Beau Rex Axel June Nova

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 Cy or Liam more popular?

Liam is more popular, ranked #1 compared to Cy at #2349 in the United States.

What do Cy and Liam mean?

Cy means "sun, shepherd" (Old Persian (via Cyrus) origin). Liam means "strong-willed warrior" (Irish origin).

Are Cy and Liam boy or girl names?

Cy is primarily a boy name. Liam is primarily a boy name.

More Comparisons

Liam vs Cy Cy vs Quadir Cy vs Lars Cy vs Kaeson Cy vs Ayoub
← Full profile: Cy ← Full profile: Liam Browse all baby names