Idelfonso vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Idelfonso Rank #37,470
Theodore Rank #4

Theodore is more popular, ranked #4 vs #37470 for Idelfonso.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Idelfonso ___

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 Idelfonso

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 Idelfonso or Theodore more popular?

Theodore is more popular, ranked #4 compared to Idelfonso at #37470 in the United States.

What do Idelfonso and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Idelfonso and Theodore boy or girl names?

Idelfonso is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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