Olivia vs Reilani

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

Skylar Hannah Alice Lainey

Full profile for Olivia →

Reilani

Girl #18,012 Most Popular

Quick Stats

Popularity Rank: #18,012
Total SSA Count: 7
Nicknames: Rei, Reil, Reily

Playground Safety Score

✓ All Clear

Similar Names

Sublime Espen Jabella

Full profile for Reilani →

Popularity Comparison

Olivia Rank #1

Reilani Rank #18,012

Olivia is more popular, ranked #1 vs #18012 for Reilani.

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

Reilani ___

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 Reilani

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 Reilani more popular?

Olivia is more popular, ranked #1 compared to Reilani at #18012 in the United States.

What do Olivia and Reilani mean?

Olivia means "olive tree" (Latin origin).

Are Olivia and Reilani boy or girl names?

Olivia is primarily a girl name. Reilani is primarily a girl name.

More Comparisons

Reilani vs Olivia Olivia vs Skylar Olivia vs Hannah Olivia vs Alice Olivia vs Lainey

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