Kacey vs Olivia

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
Olivia Rank #1

Olivia is more popular, ranked #1 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

Olivia ___

  • Olivia Rose
  • Olivia Grace
  • Olivia Jane
  • Olivia Mae
  • Olivia Claire
  • Olivia Jade

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kacey

Jordan Riley Logan Skyler Morgan

If you choose Olivia

Liam Noah Charlotte Emma Sophia

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 Olivia more popular?

Olivia is more popular, ranked #1 compared to Kacey at #1045 in the United States.

What do Kacey and Olivia mean?

Kacey means "brave in battle, vigilant" (Irish Gaelic origin). Olivia means "olive tree" (Latin origin).

Are Kacey and Olivia boy or girl names?

Kacey is primarily a boy name. Olivia is primarily a girl name.

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