Flynn vs Theodore

Baby Name Comparison — 2026

Flynn

Boy #738 Most Popular 1 Syllable

Meaning

"son of the red-haired one"

Origin: Irish Gaelic

Cultural Roots

Irish English Australian American

Quick Stats

Popularity Rank
#738
Total SSA Count
351
Syllables
1
Formality
Moderate
Nicknames
Fly, Flie, Flykins

Playground Safety Score

✓ All Clear
Full profile for Flynn →

Popularity Comparison

Flynn Rank #738
Theodore Rank #4

Theodore is more popular, ranked #4 vs #738 for Flynn.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Flynn ___

  • Flynn William
  • Flynn Thomas
  • Flynn James
  • Flynn Alexander
  • Flynn Reid
  • Flynn Patrick

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 Flynn

Finn Declan Callum Rory Nora

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 Flynn or Theodore more popular?

Theodore is more popular, ranked #4 compared to Flynn at #738 in the United States.

What do Flynn and Theodore mean?

Flynn means "son of the red-haired one" (Irish Gaelic origin). Theodore means "divine gift" (Greek origin).

Are Flynn and Theodore boy or girl names?

Flynn is primarily a boy name. Theodore is primarily a boy name.

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