Kaitlyn vs Olivia

Baby Name Comparison — 2026

Kaitlyn

Girl #652 Most Popular 2 Syllables

Meaning

"pure"

Origin: Greek (via Irish)

Cultural Roots

Irish American English

Quick Stats

Popularity Rank
#652
Total SSA Count
450
Syllables
2
Formality
Moderate
Nicknames
Kate, Kait, Katy

Playground Safety Score

✓ All Clear
Full profile for Kaitlyn →

Popularity Comparison

Kaitlyn Rank #652
Olivia Rank #1

Olivia is more popular, ranked #1 vs #652 for Kaitlyn.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kaitlyn ___

  • Kaitlyn Rose
  • Kaitlyn Marie
  • Kaitlyn Grace
  • Kaitlyn Ann
  • Kaitlyn Lee
  • Kaitlyn Elizabeth

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 Kaitlyn

Ryan Brendan Meghan Erin Patrick

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 Kaitlyn or Olivia more popular?

Olivia is more popular, ranked #1 compared to Kaitlyn at #652 in the United States.

What do Kaitlyn and Olivia mean?

Kaitlyn means "pure" (Greek (via Irish) origin). Olivia means "olive tree" (Latin origin).

Are Kaitlyn and Olivia boy or girl names?

Kaitlyn is primarily a girl name. Olivia is primarily a girl name.

More Comparisons

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