Duke vs Theodore

Baby Name Comparison — 2026

Duke

Boy #710 Most Popular 1 Syllable

Meaning

"leader, military commander"

Origin: Latin

Cultural Roots

American English Australian

Quick Stats

Popularity Rank
#710
Total SSA Count
375
Syllables
1
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Duke →

Popularity Comparison

Duke Rank #710
Theodore Rank #4

Theodore is more popular, ranked #4 vs #710 for Duke.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Duke ___

  • Duke James
  • Duke William
  • Duke Henry
  • Duke Thomas
  • Duke Lee
  • Duke Allen

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 Duke

Earl Rex Beau Chase Baron

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 Duke or Theodore more popular?

Theodore is more popular, ranked #4 compared to Duke at #710 in the United States.

What do Duke and Theodore mean?

Duke means "leader, military commander" (Latin origin). Theodore means "divine gift" (Greek origin).

Are Duke and Theodore boy or girl names?

Duke is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

Theodore vs Duke Duke vs Melvin Duke vs Quincy Duke vs Avyaan Duke vs Alvin
← Full profile: Duke ← Full profile: Theodore Browse all baby names