Sergio vs Theodore

Baby Name Comparison — 2026

Sergio

Boy #402 Most Popular 3 Syllables

Meaning

"servant, shepherd"

Origin: Latin

Cultural Roots

Italian Spanish Portuguese Latin American

Quick Stats

Popularity Rank
#402
Total SSA Count
799
Syllables
3
Formality
Moderate
Nicknames
Serg, Serge

Playground Safety Score

✓ All Clear
Full profile for Sergio →

Popularity Comparison

Sergio Rank #402
Theodore Rank #4

Theodore is more popular, ranked #4 vs #402 for Sergio.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Sergio ___

  • Sergio Antonio
  • Sergio Luis
  • Sergio Rafael
  • Sergio Miguel
  • Sergio Carlos
  • Sergio Alejandro

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 Sergio

Isabella Marco Valentina Emilio Lucia

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 Sergio or Theodore more popular?

Theodore is more popular, ranked #4 compared to Sergio at #402 in the United States.

What do Sergio and Theodore mean?

Sergio means "servant, shepherd" (Latin origin). Theodore means "divine gift" (Greek origin).

Are Sergio and Theodore boy or girl names?

Sergio is primarily a boy name. Theodore is primarily a boy name.

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