Deagan vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Deagan Rank #5,530
Theodore Rank #4

Theodore is more popular, ranked #4 vs #5530 for Deagan.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Deagan ___

  • Deagan James
  • Deagan Patrick
  • Deagan Michael
  • Deagan Sean
  • Deagan Connor

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 Deagan

Finnegan Rowan Nolan Sloane Briar

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 Deagan or Theodore more popular?

Theodore is more popular, ranked #4 compared to Deagan at #5530 in the United States.

What do Deagan and Theodore mean?

Deagan means "black-haired, dark one" (Irish Gaelic origin). Theodore means "divine gift" (Greek origin).

Are Deagan and Theodore boy or girl names?

Deagan is primarily a boy name. Theodore is primarily a boy name.

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