Calahan vs Theodore

Baby Name Comparison — 2026

Calahan

Boy #6,281 Most Popular 3 Syllables

Meaning

"lover of churches, church devotee"

Origin: Old Irish ceallach

Cultural Roots

Irish Irish American American

Quick Stats

Popularity Rank
#6,281
Total SSA Count
14
Syllables
3
Formality
Moderate
Nicknames
Cal, Cala, Han

Playground Safety Score

✓ All Clear
Full profile for Calahan →

Popularity Comparison

Calahan Rank #6,281
Theodore Rank #4

Theodore is more popular, ranked #4 vs #6281 for Calahan.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Calahan ___

  • Calahan James
  • Calahan Patrick
  • Calahan Thomas
  • Calahan William
  • Calahan Joseph
  • Calahan Finn

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 Calahan

Declan Finnegan Riordan Maeve Siobhan

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 Calahan or Theodore more popular?

Theodore is more popular, ranked #4 compared to Calahan at #6281 in the United States.

What do Calahan and Theodore mean?

Calahan means "lover of churches, church devotee" (Old Irish ceallach origin). Theodore means "divine gift" (Greek origin).

Are Calahan and Theodore boy or girl names?

Calahan is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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