Carlos vs Theodore

Baby Name Comparison — 2026

Carlos

Boy #135 Most Popular 2 Syllables

Meaning

"strong, virile"

Origin: Old High German

Cultural Roots

Spanish Portuguese Latin American

Quick Stats

Popularity Rank
#135
Total SSA Count
2,614
Syllables
2
Formality
Moderate
Nicknames
Carlito, Carly

Playground Safety Score

✓ All Clear
Full profile for Carlos →

Popularity Comparison

Carlos Rank #135
Theodore Rank #4

Theodore is more popular, ranked #4 vs #135 for Carlos.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Carlos ___

  • Carlos Miguel
  • Carlos Antonio
  • Carlos Eduardo
  • Carlos Fernando
  • Carlos Alberto
  • Carlos Jose

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 Carlos

Miguel Diego Sofia Valentina Isabella

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 Carlos or Theodore more popular?

Theodore is more popular, ranked #4 compared to Carlos at #135 in the United States.

What do Carlos and Theodore mean?

Carlos means "strong, virile" (Old High German origin). Theodore means "divine gift" (Greek origin).

Are Carlos and Theodore boy or girl names?

Carlos is primarily a boy name. Theodore is primarily a boy name.

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