Karl vs Theodore

Baby Name Comparison — 2026

Karl

Boy #1,684 Most Popular 1 Syllable

Meaning

"free man, strong man"

Origin: Old High German

Cultural Roots

German Scandinavian Austrian Swedish Norwegian

Quick Stats

Popularity Rank
#1,684
Total SSA Count
99
Syllables
1
Formality
Formal

Playground Safety Score

✓ All Clear
Full profile for Karl →

Popularity Comparison

Karl Rank #1,684
Theodore Rank #4

Theodore is more popular, ranked #4 vs #1684 for Karl.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Karl ___

  • Karl Friedrich
  • Karl Heinrich
  • Karl Magnus
  • Karl Erik
  • Karl Gunnar
  • Karl Lars

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 Karl

Hans Brigitte Ingrid Heinz Erika

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 Karl or Theodore more popular?

Theodore is more popular, ranked #4 compared to Karl at #1684 in the United States.

What do Karl and Theodore mean?

Karl means "free man, strong man" (Old High German origin). Theodore means "divine gift" (Greek origin).

Are Karl and Theodore boy or girl names?

Karl is primarily a boy name. Theodore is primarily a boy name.

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