Isaia vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Isaia Rank #11,906
Theodore Rank #4

Theodore is more popular, ranked #4 vs #11906 for Isaia.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Isaia ___

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 Isaia

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 Isaia or Theodore more popular?

Theodore is more popular, ranked #4 compared to Isaia at #11906 in the United States.

What do Isaia and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Isaia and Theodore boy or girl names?

Isaia is primarily a boy name. Theodore is primarily a boy name.

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