Diego vs Theodore

Baby Name Comparison — 2026

Diego

Boy #145 Most Popular 3 Syllables

Meaning

"beloved, may God protect"

Origin: Hebrew via Latin

Cultural Roots

Spanish Latin American Portuguese Italian

Quick Stats

Popularity Rank
#145
Total SSA Count
2,506
Syllables
3
Formality
Moderate
Nicknames
Di, Diegito

Playground Safety Score

✓ All Clear
Full profile for Diego →

Popularity Comparison

Diego Rank #145
Theodore Rank #4

Theodore is more popular, ranked #4 vs #145 for Diego.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Diego ___

  • Diego Luis
  • Diego Carlos
  • Diego Alejandro
  • Diego Miguel
  • Diego Antonio
  • Diego Rafael

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 Diego

Mateo Isabella Sofia Lucas Valentina

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 Diego or Theodore more popular?

Theodore is more popular, ranked #4 compared to Diego at #145 in the United States.

What do Diego and Theodore mean?

Diego means "beloved, may God protect" (Hebrew via Latin origin). Theodore means "divine gift" (Greek origin).

Are Diego and Theodore boy or girl names?

Diego is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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