Kiley vs Theodore

Baby Name Comparison — 2026

Kiley

Girl #2,978 Most Popular 2 Syllables

Meaning

"boomerang"

Origin: Australian Aboriginal

Cultural Roots

Australian English American

Quick Stats

Popularity Rank
#2,978
Total SSA Count
55
Syllables
2
Formality
Casual
Nicknames
Kye

Playground Safety Score

✓ All Clear
Full profile for Kiley →

Popularity Comparison

Kiley Rank #2,978
Theodore Rank #4

Theodore is more popular, ranked #4 vs #2978 for Kiley.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kiley ___

  • Kiley Rose
  • Kiley Ann
  • Kiley Grace
  • Kiley Mae
  • Kiley Faith
  • Kiley Lynn

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 Kiley

Harley Riley Brody Tyler Mackenzie

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 Kiley or Theodore more popular?

Theodore is more popular, ranked #4 compared to Kiley at #2978 in the United States.

What do Kiley and Theodore mean?

Kiley means "boomerang" (Australian Aboriginal origin). Theodore means "divine gift" (Greek origin).

Are Kiley and Theodore boy or girl names?

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

More Comparisons

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