Olivia vs Reiley

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

Similar Names

Olive Elliana Eliza Arianna

Full profile for Olivia →

Reiley

Boy #41,371 Most Popular

Quick Stats

Popularity Rank: #41,371
Total SSA Count: 5
Nicknames: Rei, Reil, Reily

Playground Safety Score

✓ All Clear

Similar Names

Marquian Aerion Rishikesh Kamin

Full profile for Reiley →

Popularity Comparison

Olivia Rank #1

Reiley Rank #41,371

Olivia is more popular, ranked #1 vs #41371 for Reiley.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Olivia ___

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

Reiley ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Olivia

Liam Noah Charlotte Emma Sophia

If you choose Reiley

No sibling data available yet.

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 Olivia or Reiley more popular?

Olivia is more popular, ranked #1 compared to Reiley at #41371 in the United States.

What do Olivia and Reiley mean?

Olivia means "olive tree" (Latin origin).

Are Olivia and Reiley boy or girl names?

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

More Comparisons

Reiley vs Olivia Olivia vs Olive Olivia vs Elliana Olivia vs Eliza Olivia vs Arianna

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