Merilou vs Olivia

Baby Name Comparison — 2026

Merilou

Girl #36,990 Most Popular

Quick Stats

Popularity Rank: #36,990
Total SSA Count: 6
Nicknames: Mer, Meri, Meriy

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Similar Names

Jelaine Audrene Luwanna Susi

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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

Josie Eloise Adaline Phoebe

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Popularity Comparison

Merilou Rank #36,990

Olivia Rank #1

Olivia is more popular, ranked #1 vs #36990 for Merilou.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Merilou ___

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 Merilou

No sibling data available yet.

If you choose Olivia

Liam Noah Charlotte Emma Sophia

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

Is Merilou or Olivia more popular?

Olivia is more popular, ranked #1 compared to Merilou at #36990 in the United States.

What do Merilou and Olivia mean?

Olivia means "olive tree" (Latin origin).

Are Merilou and Olivia boy or girl names?

Merilou is primarily a girl name. Olivia is primarily a girl name.

More Comparisons

Olivia vs Merilou Merilou vs Jelaine Merilou vs Audrene Merilou vs Luwanna Merilou vs Susi

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