Delio vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Delio Rank #34,163
Theodore Rank #4

Theodore is more popular, ranked #4 vs #34163 for Delio.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Delio ___

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 Delio

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 Delio or Theodore more popular?

Theodore is more popular, ranked #4 compared to Delio at #34163 in the United States.

What do Delio and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Delio and Theodore boy or girl names?

Delio is primarily a boy name. Theodore is primarily a boy name.

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