Costner vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Costner Rank #44,473
Theodore Rank #4

Theodore is more popular, ranked #4 vs #44473 for Costner.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Costner ___

  • Costner James
  • Costner Wayne
  • Costner Ray
  • Costner Lee
  • Costner Dean

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 Costner

Easton Dalton Sutton Hayden

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Costner or Theodore more popular?

Theodore is more popular, ranked #4 compared to Costner at #44473 in the United States.

What do Costner and Theodore mean?

Costner means "apple seller" (Old English origin). Theodore means "divine gift" (Greek origin).

Are Costner and Theodore boy or girl names?

Costner is primarily a boy name. Theodore is primarily a boy name.

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