Deegan vs Theodore

Baby Name Comparison — 2026

Deegan

Boy #1,678 Most Popular 2 Syllables

Meaning

"descendant of the black-haired one"

Origin: Irish Gaelic

Cultural Roots

Irish American Australian

Quick Stats

Popularity Rank
#1,678
Total SSA Count
100
Syllables
2
Formality
Casual
Nicknames
Dee, Deeg

Playground Safety Score

✓ All Clear
Full profile for Deegan →

Popularity Comparison

Deegan Rank #1,678
Theodore Rank #4

Theodore is more popular, ranked #4 vs #1678 for Deegan.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Deegan ___

  • Deegan James
  • Deegan Patrick
  • Deegan Cole
  • Deegan Ryan
  • Deegan John
  • Deegan Quinn

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 Deegan

Keegan Ronan Callum Regan Tiernan

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 Deegan or Theodore more popular?

Theodore is more popular, ranked #4 compared to Deegan at #1678 in the United States.

What do Deegan and Theodore mean?

Deegan means "descendant of the black-haired one" (Irish Gaelic origin). Theodore means "divine gift" (Greek origin).

Are Deegan and Theodore boy or girl names?

Deegan is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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