Olivia vs Rillie

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

Hannah Delilah Katherine Ariana

Full profile for Olivia →

Rillie

Girl #71,560 Most Popular

Quick Stats

Popularity Rank: #71,560
Total SSA Count: 5
Nicknames: Ril, Rill, Rilly

Playground Safety Score

✓ All Clear

Similar Names

Francese Claude Lesta

Full profile for Rillie →

Popularity Comparison

Olivia Rank #1

Rillie Rank #71,560

Olivia is more popular, ranked #1 vs #71560 for Rillie.

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

Rillie ___

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 Rillie

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 Rillie more popular?

Olivia is more popular, ranked #1 compared to Rillie at #71560 in the United States.

What do Olivia and Rillie mean?

Olivia means "olive tree" (Latin origin).

Are Olivia and Rillie boy or girl names?

Olivia is primarily a girl name. Rillie is primarily a girl name.

More Comparisons

Rillie vs Olivia Olivia vs Hannah Olivia vs Delilah Olivia vs Katherine Olivia vs Ariana

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