Kacey vs Theodore

Baby Name Comparison — 2026

Kacey

Boy #1,045 Most Popular 2 Syllables

Meaning

"brave in battle, vigilant"

Origin: Irish Gaelic

Cultural Roots

Irish American

Quick Stats

Popularity Rank
#1,045
Total SSA Count
211
Syllables
2
Formality
Casual
Nicknames
Kace, KC

Playground Safety Score

✓ All Clear
Full profile for Kacey →

Popularity Comparison

Kacey Rank #1,045
Theodore Rank #4

Theodore is more popular, ranked #4 vs #1045 for Kacey.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kacey ___

  • Kacey James
  • Kacey Lee
  • Kacey Allen
  • Kacey Thomas
  • Kacey Ryan
  • Kacey Scott

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 Kacey

Jordan Riley Logan Skyler Morgan

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 Kacey or Theodore more popular?

Theodore is more popular, ranked #4 compared to Kacey at #1045 in the United States.

What do Kacey and Theodore mean?

Kacey means "brave in battle, vigilant" (Irish Gaelic origin). Theodore means "divine gift" (Greek origin).

Are Kacey and Theodore boy or girl names?

Kacey is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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