Kalyn vs Theodore

Baby Name Comparison — 2026

Kalyn

Girl #5,947 Most Popular 2 Syllables

Meaning

"pure, clear (from Katherine)"

Origin: Greek

Cultural Roots

American English

Quick Stats

Popularity Rank
#5,947
Total SSA Count
21
Syllables
2
Formality
Casual
Nicknames
Kay, Kaye, Lynn

Playground Safety Score

✓ All Clear
Full profile for Kalyn →

Popularity Comparison

Kalyn Rank #5,947
Theodore Rank #4

Theodore is more popular, ranked #4 vs #5947 for Kalyn.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kalyn ___

  • Kalyn Marie
  • Kalyn Grace
  • Kalyn Ann
  • Kalyn Elizabeth
  • Kalyn Hope
  • Kalyn Dawn

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 Kalyn

Paige Brynn Taryn Logan Blake

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 Kalyn or Theodore more popular?

Theodore is more popular, ranked #4 compared to Kalyn at #5947 in the United States.

What do Kalyn and Theodore mean?

Kalyn means "pure, clear (from Katherine)" (Greek origin). Theodore means "divine gift" (Greek origin).

Are Kalyn and Theodore boy or girl names?

Kalyn is primarily a girl name. Theodore is primarily a boy name.

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