Catlin vs Theodore

Baby Name Comparison — 2026

Catlin

Girl #22,720 Most Popular 2 Syllables

Meaning

"pure, clear"

Origin: Greek via Irish

Cultural Roots

Irish English Welsh

Quick Stats

Popularity Rank
#22,720
Total SSA Count
7
Syllables
2
Formality
Moderate
Nicknames
Cat, Catie, Lin

Playground Safety Score

✓ All Clear
Full profile for Catlin →

Popularity Comparison

Catlin Rank #22,720
Theodore Rank #4

Theodore is more popular, ranked #4 vs #22720 for Catlin.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Catlin ___

  • Catlin Marie
  • Catlin Anne
  • Catlin Grace
  • Catlin Elizabeth
  • Catlin Rose
  • Catlin Jane

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 Catlin

Maeve Niamh Aoife Siobhan Declan

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 Catlin or Theodore more popular?

Theodore is more popular, ranked #4 compared to Catlin at #22720 in the United States.

What do Catlin and Theodore mean?

Catlin means "pure, clear" (Greek via Irish origin). Theodore means "divine gift" (Greek origin).

Are Catlin and Theodore boy or girl names?

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

More Comparisons

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