Guillaume vs Theodore

Baby Name Comparison — 2026

Guillaume

Boy #20,932 Most Popular

Quick Stats

Popularity Rank: #20,932
Total SSA Count: 6
Nicknames: Gui, Guil, Guily

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Similar Names

Krik Jawhar Brandin Deshane

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Theodore

Boy #4 Most Popular 3 Syllables

Meaning

"divine gift"

Origin: Greek

Cultural Roots

English French Greek

Quick Stats

Popularity Rank: #4
Total SSA Count: 12,011
Syllables: 3
Formality: Formal
Nicknames: Theo, Teddy, Ted

Playground Safety Score

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Similar Names

Tyler Rowan Adam Anthony

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Popularity Comparison

Guillaume Rank #20,932

Theodore Rank #4

Theodore is more popular, ranked #4 vs #20932 for Guillaume.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Guillaume ___

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 Guillaume

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 Guillaume or Theodore more popular?

Theodore is more popular, ranked #4 compared to Guillaume at #20932 in the United States.

What do Guillaume and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Guillaume and Theodore boy or girl names?

Guillaume is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

Theodore vs Guillaume Guillaume vs Krik Guillaume vs Jawhar Guillaume vs Brandin Guillaume vs Deshane

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