Thaddis vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Thaddis Rank #29,772
Theodore Rank #4

Theodore is more popular, ranked #4 vs #29772 for Thaddis.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Thaddis ___

No pairings available yet.

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 Thaddis

No sibling data available yet.

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 Thaddis or Theodore more popular?

Theodore is more popular, ranked #4 compared to Thaddis at #29772 in the United States.

What do Thaddis and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Thaddis and Theodore boy or girl names?

Thaddis is primarily a boy name. Theodore is primarily a boy name.

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