Kepler vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Kepler Rank #4,441
Theodore Rank #4

Theodore is more popular, ranked #4 vs #4441 for Kepler.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kepler ___

  • Kepler James
  • Kepler John
  • Kepler Reid
  • Kepler Grey
  • Kepler Cole
  • Kepler Fox

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 Kepler

Orion Atlas Archer Cassidy Nova

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 Kepler or Theodore more popular?

Theodore is more popular, ranked #4 compared to Kepler at #4441 in the United States.

What do Kepler and Theodore mean?

Kepler means "hat maker, cap maker" (German origin). Theodore means "divine gift" (Greek origin).

Are Kepler and Theodore boy or girl names?

Kepler is primarily a boy name. Theodore is primarily a boy name.

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