Carlyle vs Theodore

Baby Name Comparison — 2026

Carlyle

Boy #5,906 Most Popular 2 Syllables

Meaning

"from the fortified city"

Origin: Old Welsh via English

Cultural Roots

English Scottish American

Quick Stats

Popularity Rank
#5,906
Total SSA Count
16
Syllables
2
Formality
Formal
Nicknames
Carl, Carly

Playground Safety Score

✓ All Clear
Full profile for Carlyle →

Popularity Comparison

Carlyle Rank #5,906
Theodore Rank #4

Theodore is more popular, ranked #4 vs #5906 for Carlyle.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Carlyle ___

  • Carlyle James
  • Carlyle Edward
  • Carlyle Thomas
  • Carlyle William
  • Carlyle Robert
  • Carlyle Stuart

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 Carlyle

Montgomery Prescott Fletcher Wentworth Astrid

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 Carlyle or Theodore more popular?

Theodore is more popular, ranked #4 compared to Carlyle at #5906 in the United States.

What do Carlyle and Theodore mean?

Carlyle means "from the fortified city" (Old Welsh via English origin). Theodore means "divine gift" (Greek origin).

Are Carlyle and Theodore boy or girl names?

Carlyle is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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