Kaiyo vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Kaiyo Rank #18,629
Theodore Rank #4

Theodore is more popular, ranked #4 vs #18629 for Kaiyo.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kaiyo ___

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 Kaiyo

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 Kaiyo or Theodore more popular?

Theodore is more popular, ranked #4 compared to Kaiyo at #18629 in the United States.

What do Kaiyo and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Kaiyo and Theodore boy or girl names?

Kaiyo is primarily a boy name. Theodore is primarily a boy name.

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