Kaitleen vs Olivia

Baby Name Comparison — 2026

Olivia

Girl #1 Most Popular 4 Syllables

Meaning

"olive tree"

Origin: Latin

Cultural Roots

English Italian American

Quick Stats

Popularity Rank
#1
Total SSA Count
14,718
Syllables
4
Formality
Moderate
Nicknames
Liv, Livvy, Oli

Playground Safety Score

✓ All Clear
Full profile for Olivia →

Popularity Comparison

Kaitleen Rank #51,407
Olivia Rank #1

Olivia is more popular, ranked #1 vs #51407 for Kaitleen.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kaitleen ___

No pairings available yet.

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 Kaitleen

No sibling data available yet.

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 Kaitleen or Olivia more popular?

Olivia is more popular, ranked #1 compared to Kaitleen at #51407 in the United States.

What do Kaitleen and Olivia mean?

Olivia means "olive tree" (Latin origin).

Are Kaitleen and Olivia boy or girl names?

Kaitleen is primarily a girl name. Olivia is primarily a girl name.

More Comparisons

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