Rennox vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Rennox Rank #14,752
Theodore Rank #4

Theodore is more popular, ranked #4 vs #14752 for Rennox.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Rennox ___

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 Rennox

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 Rennox or Theodore more popular?

Theodore is more popular, ranked #4 compared to Rennox at #14752 in the United States.

What do Rennox and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Rennox and Theodore boy or girl names?

Rennox is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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