Mars vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Mars Rank #1,455
Theodore Rank #4

Theodore is more popular, ranked #4 vs #1455 for Mars.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Mars ___

  • Mars James
  • Mars Alexander
  • Mars Orion
  • Mars Leo
  • Mars River
  • Mars Thatcher

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 Mars

Luna Orion Aurora Juno Cleo

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 Mars or Theodore more popular?

Theodore is more popular, ranked #4 compared to Mars at #1455 in the United States.

What do Mars and Theodore mean?

Mars means "god of war" (Latin/Roman origin). Theodore means "divine gift" (Greek origin).

Are Mars and Theodore boy or girl names?

Mars is primarily a boy name. Theodore is primarily a boy name.

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