Kaithlin vs Olivia

Baby Name Comparison — 2026

Kaithlin

Girl #60,487 Most Popular

Quick Stats

Popularity Rank: #60,487
Total SSA Count: 5
Nicknames: Kai, Kait, Kaity

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Similar Names

Hristina Tanelle Yuka Kamee

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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

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Similar Names

Valeria Mila Margaret Genesis

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Popularity Comparison

Kaithlin Rank #60,487

Olivia Rank #1

Olivia is more popular, ranked #1 vs #60487 for Kaithlin.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kaithlin ___

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 Kaithlin

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 Kaithlin or Olivia more popular?

Olivia is more popular, ranked #1 compared to Kaithlin at #60487 in the United States.

What do Kaithlin and Olivia mean?

Olivia means "olive tree" (Latin origin).

Are Kaithlin and Olivia boy or girl names?

Kaithlin is primarily a girl name. Olivia is primarily a girl name.

More Comparisons

Olivia vs Kaithlin Kaithlin vs Hristina Kaithlin vs Tanelle Kaithlin vs Yuka Kaithlin vs Kamee

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