Alex vs Theodore

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
Theodore Rank #4

Theodore is more popular, ranked #4 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

Theodore ___

  • Theodore James
  • Theodore William
  • Theodore Alexander
  • Theodore John
  • Theodore Henry
  • Theodore Arthur

Sibling Name Ideas

Names that pair well as siblings.

If you choose Alex

Ryan Emma Sophie Natalie Jack

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

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 Theodore more popular?

Theodore is more popular, ranked #4 compared to Alex at #205 in the United States.

What do Alex and Theodore mean?

Alex means "defender of men" (Greek origin). Theodore means "divine gift" (Greek origin).

Are Alex and Theodore boy or girl names?

Alex is primarily a boy name. Theodore is primarily a boy name.

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