Kolby vs Theodore

Baby Name Comparison — 2026

Kolby

Boy #1,272 Most Popular 2 Syllables

Meaning

"dark settlement, coal town"

Origin: Old Norse

Cultural Roots

American Scandinavian English

Quick Stats

Popularity Rank
#1,272
Total SSA Count
155
Syllables
2
Formality
Casual
Nicknames
Kol

Playground Safety Score

✓ All Clear
Full profile for Kolby →

Popularity Comparison

Kolby Rank #1,272
Theodore Rank #4

Theodore is more popular, ranked #4 vs #1272 for Kolby.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kolby ___

  • Kolby James
  • Kolby Ray
  • Kolby Dean
  • Kolby Lee
  • Kolby Wayne
  • Kolby Scott

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 Kolby

Kollyns Kolsen Hadley Parker Presley

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 Kolby or Theodore more popular?

Theodore is more popular, ranked #4 compared to Kolby at #1272 in the United States.

What do Kolby and Theodore mean?

Kolby means "dark settlement, coal town" (Old Norse origin). Theodore means "divine gift" (Greek origin).

Are Kolby and Theodore boy or girl names?

Kolby is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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