Theodore vs Willilam

Baby Name Comparison — 2026

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

✓ All Clear

Similar Names

Isaac Dylan Lincoln Milo

Full profile for Theodore →

Willilam

Boy #20,940 Most Popular

Quick Stats

Popularity Rank: #20,940
Total SSA Count: 6
Nicknames: Wil, Will, Willy

Playground Safety Score

✓ All Clear

Similar Names

Dennon Dason Jawhar Deshane

Full profile for Willilam →

Popularity Comparison

Theodore Rank #4

Willilam Rank #20,940

Theodore is more popular, ranked #4 vs #20940 for Willilam.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Theodore ___

Theodore James
Theodore William
Theodore Alexander
Theodore John
Theodore Henry
Theodore Arthur

Willilam ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

If you choose Willilam

No sibling data available yet.

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

Is Theodore or Willilam more popular?

Theodore is more popular, ranked #4 compared to Willilam at #20940 in the United States.

What do Theodore and Willilam mean?

Theodore means "divine gift" (Greek origin).

Are Theodore and Willilam boy or girl names?

Theodore is primarily a boy name. Willilam is primarily a boy name.

More Comparisons

Willilam vs Theodore Theodore vs Isaac Theodore vs Dylan Theodore vs Lincoln Theodore vs Milo

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