Kelby vs Theodore

Baby Name Comparison — 2026

Kelby

Boy #6,339 Most Popular 2 Syllables

Meaning

"Settlement near the well"

Origin: Old Norse

Cultural Roots

English Scandinavian American

Quick Stats

Popularity Rank
#6,339
Total SSA Count
14
Syllables
2
Formality
Casual
Nicknames
Kel

Playground Safety Score

✓ All Clear
Full profile for Kelby →

Popularity Comparison

Kelby Rank #6,339
Theodore Rank #4

Theodore is more popular, ranked #4 vs #6339 for Kelby.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kelby ___

  • Kelby James
  • Kelby Thomas
  • Kelby Reid
  • Kelby Grant
  • Kelby Owen
  • Kelby 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 Kelby

Colby Finley Brody Hadley Sloane

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 Kelby or Theodore more popular?

Theodore is more popular, ranked #4 compared to Kelby at #6339 in the United States.

What do Kelby and Theodore mean?

Kelby means "Settlement near the well" (Old Norse origin). Theodore means "divine gift" (Greek origin).

Are Kelby and Theodore boy or girl names?

Kelby is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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