Isao vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Isao Rank #38,197
Theodore Rank #4

Theodore is more popular, ranked #4 vs #38197 for Isao.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Isao ___

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 Isao

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 Isao or Theodore more popular?

Theodore is more popular, ranked #4 compared to Isao at #38197 in the United States.

What do Isao and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Isao and Theodore boy or girl names?

Isao is primarily a boy name. Theodore is primarily a boy name.

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