Gilliam vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Gilliam Rank #38,104
Theodore Rank #4

Theodore is more popular, ranked #4 vs #38104 for Gilliam.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Gilliam ___

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 Gilliam

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 Gilliam or Theodore more popular?

Theodore is more popular, ranked #4 compared to Gilliam at #38104 in the United States.

What do Gilliam and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Gilliam and Theodore boy or girl names?

Gilliam is primarily a boy name. Theodore is primarily a boy name.

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