Kaitlin vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Kaitlin Rank #5,120
Theodore Rank #4

Theodore is more popular, ranked #4 vs #5120 for Kaitlin.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kaitlin ___

  • Kaitlin Marie
  • Kaitlin Anne
  • Kaitlin Elizabeth
  • Kaitlin Grace
  • Kaitlin Rose
  • Kaitlin Jane

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 Kaitlin

Maeve Siobhan Declan Brendan Fiona

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 Kaitlin or Theodore more popular?

Theodore is more popular, ranked #4 compared to Kaitlin at #5120 in the United States.

What do Kaitlin and Theodore mean?

Kaitlin means "pure, chaste" (Greek origin). Theodore means "divine gift" (Greek origin).

Are Kaitlin and Theodore boy or girl names?

Kaitlin is primarily a girl name. Theodore is primarily a boy name.

More Comparisons

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