Cosimo vs Liam

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 →

Popularity Comparison

Cosimo Rank #5,127
Liam Rank #1

Liam is more popular, ranked #1 vs #5127 for Cosimo.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cosimo ___

  • Cosimo James
  • Cosimo Luca
  • Cosimo Antonio
  • Cosimo Marco
  • Cosimo Rafael
  • Cosimo Dante

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 Cosimo

Lorenzo Matteo Isadora Giulia Leonardo

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 Cosimo or Liam more popular?

Liam is more popular, ranked #1 compared to Cosimo at #5127 in the United States.

What do Cosimo and Liam mean?

Cosimo means "order, beauty, universe" (Greek origin). Liam means "strong-willed warrior" (Irish origin).

Are Cosimo and Liam boy or girl names?

Cosimo is primarily a boy name. Liam is primarily a boy name.

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