Ayden vs Theodore

Baby Name Comparison — 2026

Ayden

Boy #213 Most Popular 2 Syllables

Meaning

"little fire"

Origin: Old Irish (Aodhán)

Cultural Roots

American Irish English

Quick Stats

Popularity Rank
#213
Total SSA Count
1,678
Syllables
2
Formality
Casual
Nicknames
Ay, Den

Playground Safety Score

✓ All Clear
Full profile for Ayden →

Popularity Comparison

Ayden Rank #213
Theodore Rank #4

Theodore is more popular, ranked #4 vs #213 for Ayden.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Ayden ___

  • Ayden James
  • Ayden Lee
  • Ayden Cole
  • Ayden Michael
  • Ayden Thomas
  • Ayden Blake

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 Ayden

Jayden Brayden Kaylee Addison Peyton

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 Ayden or Theodore more popular?

Theodore is more popular, ranked #4 compared to Ayden at #213 in the United States.

What do Ayden and Theodore mean?

Ayden means "little fire" (Old Irish (Aodhán) origin). Theodore means "divine gift" (Greek origin).

Are Ayden and Theodore boy or girl names?

Ayden is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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