Isiaah vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Isiaah Rank #10,355
Theodore Rank #4

Theodore is more popular, ranked #4 vs #10355 for Isiaah.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Isiaah ___

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 Isiaah

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 Isiaah or Theodore more popular?

Theodore is more popular, ranked #4 compared to Isiaah at #10355 in the United States.

What do Isiaah and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Isiaah and Theodore boy or girl names?

Isiaah is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

Theodore vs Isiaah Isiaah vs Ashir Isiaah vs Olindo Isiaah vs Dasher Isiaah vs Isaac
← Full profile: Isiaah ← Full profile: Theodore Browse all baby names