Gannon vs Theodore

Baby Name Comparison — 2026

Gannon

Boy #1,861 Most Popular 2 Syllables

Meaning

"fair-skinned, son of the fair one"

Origin: Irish Gaelic

Cultural Roots

Irish American Celtic

Quick Stats

Popularity Rank
#1,861
Total SSA Count
86
Syllables
2
Formality
Moderate
Nicknames
Gan

Playground Safety Score

✓ All Clear
Full profile for Gannon →

Popularity Comparison

Gannon Rank #1,861
Theodore Rank #4

Theodore is more popular, ranked #4 vs #1861 for Gannon.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Gannon ___

  • Gannon James
  • Gannon Patrick
  • Gannon Finn
  • Gannon Riley
  • Gannon Cole
  • Gannon William

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 Gannon

Finn Declan Cillian Sienna Sloane

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

Is Gannon or Theodore more popular?

Theodore is more popular, ranked #4 compared to Gannon at #1861 in the United States.

What do Gannon and Theodore mean?

Gannon means "fair-skinned, son of the fair one" (Irish Gaelic origin). Theodore means "divine gift" (Greek origin).

Are Gannon and Theodore boy or girl names?

Gannon is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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