Rudolphus vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Rudolphus Rank #31,356
Theodore Rank #4

Theodore is more popular, ranked #4 vs #31356 for Rudolphus.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Rudolphus ___

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 Rudolphus

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 Rudolphus or Theodore more popular?

Theodore is more popular, ranked #4 compared to Rudolphus at #31356 in the United States.

What do Rudolphus and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Rudolphus and Theodore boy or girl names?

Rudolphus is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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← Full profile: Rudolphus ← Full profile: Theodore Browse all baby names