Cassin vs Theodore

Baby Name Comparison — 2026

Cassin

Boy #13,756 Most Popular

Quick Stats

Popularity Rank: #13,756
Total SSA Count: 7
Nicknames: Cas, Cass, Cassy

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Similar Names

Finesse Huxly Dreamer Moayed

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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

Noah Wyatt Leon Oliver

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Popularity Comparison

Cassin Rank #13,756

Theodore Rank #4

Theodore is more popular, ranked #4 vs #13756 for Cassin.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cassin ___

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 Cassin

No sibling data available yet.

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Cassin or Theodore more popular?

Theodore is more popular, ranked #4 compared to Cassin at #13756 in the United States.

What do Cassin and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Cassin and Theodore boy or girl names?

Cassin is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

Theodore vs Cassin Cassin vs Finesse Cassin vs Huxly Cassin vs Dreamer Cassin vs Moayed

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