Alex vs Lucas

Baby Name Comparison — 2026

Alex

Boy #205 Most Popular 2 Syllables

Meaning

"defender of men"

Origin: Greek

Cultural Roots

English Greek Spanish Russian French

Quick Stats

Popularity Rank
#205
Total SSA Count
1,722
Syllables
2
Formality
Moderate
Nicknames
Al, Lex

Playground Safety Score

✓ All Clear
Full profile for Alex →

Popularity Comparison

Alex Rank #205
Lucas Rank #9

Lucas is more popular, ranked #9 vs #205 for Alex.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Alex ___

  • Alex James
  • Alex Michael
  • Alex Thomas
  • Alex Ryan
  • Alex John
  • Alex William

Lucas ___

  • Lucas James
  • Lucas Alexander
  • Lucas Thomas
  • Lucas William
  • Lucas Henry
  • Lucas Oliver

Sibling Name Ideas

Names that pair well as siblings.

If you choose Alex

Ryan Emma Sophie Natalie Jack

If you choose Lucas

Olivia Emma Sophia Liam Noah

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 Alex or Lucas more popular?

Lucas is more popular, ranked #9 compared to Alex at #205 in the United States.

What do Alex and Lucas mean?

Alex means "defender of men" (Greek origin). Lucas means "from Lucania" (Latin origin).

Are Alex and Lucas boy or girl names?

Alex is primarily a boy name. Lucas is primarily a boy name.

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← Full profile: Alex ← Full profile: Lucas Browse all baby names