Sergey vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Sergey Rank #34,892
Theodore Rank #4

Theodore is more popular, ranked #4 vs #34892 for Sergey.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Sergey ___

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 Sergey

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 Sergey or Theodore more popular?

Theodore is more popular, ranked #4 compared to Sergey at #34892 in the United States.

What do Sergey and Theodore mean?

Theodore means "divine gift" (Greek origin).

Are Sergey and Theodore boy or girl names?

Sergey is primarily a boy name. Theodore is primarily a boy name.

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